Data / Nonprofits / Illinois / Animal-related
Animal-related nonprofits in Illinois: 1,107 registered with the IRS
1,107 animal-related nonprofits are registered with the IRS in Illinois, 1,066 of them 501(c)(3) charities; the 408 that report revenue took in $502.1 million. The most are in Chicago (121), Naperville (21), Springfield (15). The largest by revenue: Shedd Aquarium Society ($102 million), Chicago Zoological Society ($90.5 million), Lincoln Park Zoological Society ($50.5 million).
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The 500 largest by revenue
| Organization | City | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Shedd Aquarium Society | Chicago | 501(c)(3) | 1932 | $102 million | $780.1 million | 2024-12 |
| Chicago Zoological Society | Brookfield | 501(c)(3) | 1941 | $90.5 million | $329.7 million | 2026-03 |
| Lincoln Park Zoological Society | Chicago | 501(c)(3) | 1961 | $50.5 million | $254 million | 2025-03 |
| Paws Chicago | Chicago | 501(c)(3) | 1999 | $47 million | $150.1 million | 2024-12 |
| Anti-Cruelty Society | Chicago | 501(c)(3) | 1937 | $15.4 million | $59.3 million | 2025-10 |
| Heartland Animal Shelter NFP | Wheeling | 501(c)(3) | 2003 | $8.5 million | $8.5 million | 2025-05 |
| Tree House Humane Society | Chicago | 501(c)(3) | 1975 | $6.8 million | $13.7 million | 2025-12 |
| Anderson Animal Shelter | South Elgin | 501(c)(3) | 1968 | $6.3 million | $5.8 million | 2025-12 |
| Animal Welfare League | Chicago Ridge | 501(c)(3) | 1952 | $6.2 million | $24 million | 2025-09 |
| Orphans of the Storm | Riverwoods | 501(c)(3) | 1951 | $6.1 million | $10.7 million | 2024-12 |
| Animal Protective League of Springfield and Sangamon County | Springfield | 501(c)(3) | 1971 | $5.3 million | $13.6 million | 2024-12 |
| One Tail at A Time NFP | Chicago | 501(c)(3) | 2010 | $4.8 million | $2.5 million | 2024-12 |
| National Anti-Vivisection Society | Chicago | 501(c)(3) | 1934 | $4.6 million | $28 million | 2025-06 |
| Spay Illinois Pet Well Clinics Inc | Naperville | 501(c)(3) | 2011 | $4.6 million | $5.4 million | 2025-12 |
| South Suburban Humane Society | Matteson | 501(c)(3) | 1975 | $4.4 million | $9.5 million | 2025-09 |
| American Veterinary Medical Foundation | Schaumburg | 501(c)(3) | 1964 | $3.9 million | $12.4 million | 2024-12 |
| Gateway Pet Guardians | E Saint Louis | 501(c)(3) | 2004 | $3.6 million | $2.2 million | 2025-12 |
| Champaign County Humane Society Inc | Champaign | 501(c)(3) | 1955 | $3.5 million | $17.7 million | 2025-06 |
| Save A Pet Inc | Grayslake | 501(c)(3) | 1973 | $3.4 million | $10 million | 2024-12 |
| Wright-Way Rescue | Morton Grove | 501(c)(3) | 2004 | $2.8 million | $2 million | 2024-12 |
| American College of Veterinary Pathologists | Schaumburg | 501(c)(3) | 1964 | $2.5 million | $8.6 million | 2025-06 |
| National Animal Welfare Society Inc | Orland Park | 501(c)(3) | 2007 | $2.4 million | $263,151 | 2025-05 |
| Knox County Humane Society | Galesburg | 501(c)(3) | 1995 | $2.3 million | $6 million | 2024-12 |
| Humane Society of Rock Island County | Milan | 501(c)(3) | 1978 | $2.2 million | $8.4 million | 2024-12 |
| Animal House Shelter Inc | Inverness | 501(c)(3) | 2002 | $2.1 million | $4.4 million | 2025-12 |
| Young at Heart Pet Rescue Inc | Woodstock | 501(c)(3) | 2005 | $2 million | $2.6 million | 2024-12 |
| Hinsdale Humane Society | Hinsdale | 501(c)(3) | 1957 | $2 million | $5.4 million | 2024-12 |
| Tazewell Animal Protective Society | Pekin | 501(c)(3) | 1965 | $1.9 million | $4.1 million | 2024-12 |
| Midwest Furry Fandom | Rosemont | 501(c)(3) | 2000 | $1.9 million | $1.2 million | 2025-04 |
| Animal Care League | Oak Park | 501(c)(3) | 1975 | $1.8 million | $7.6 million | 2024-12 |
| Belleville Area Humane Society | Belleville | 501(c)(3) | 1965 | $1.6 million | $2.1 million | 2025-02 |
| Tails Humane Society | Dekalb | 501(c)(3) | 2000 | $1.6 million | $3.2 million | 2024-12 |
| Felines Inc | Chicago | 501(c)(3) | 1977 | $1.6 million | $3.2 million | 2024-12 |
| Border Tails Rescue | Northbrook | 501(c)(3) | 2020 | $1.5 million | $71,570 | 2024-12 |
| Just Animals Placement Service | Mazon | 501(c)(3) | 1997 | $1.5 million | $1.7 million | 2025-12 |
| West Suburban Humane Society | Downers Grove | 501(c)(3) | 1974 | $1.4 million | $6 million | 2025-12 |
| Catnap From the Heart Inc | La Grange PK | 501(c)(3) | 2002 | $1.4 million | $942,297 | 2025-12 |
| Quincy Humane Society | Quincy | 501(c)(3) | 1943 | $1.4 million | $5.3 million | 2025-12 |
| Tender Loving Care Animal Shelter | Homer Glen | 501(c)(3) | 1974 | $1.3 million | $3.1 million | 2024-12 |
| Metro East Humane Society | Edwardsville | 501(c)(3) | 1987 | $1.3 million | $1.5 million | 2025-12 |
| Hooved Animal Humane Society | Woodstock | 501(c)(3) | 1972 | $1.3 million | $3.5 million | 2025-06 |
| Paws | Anna | 501(c)(3) | 1995 | $1.3 million | $2 million | 2024-12 |
| Humane Society of Southern Illinois/spca Inc | Carbondale | 501(c)(3) | 1978 | $1.3 million | $1.2 million | 2025-03 |
| Fish Welfare Initiative | Normal | 501(c)(3) | 2021 | $1.2 million | $805,218 | 2025-12 |
| Buddy Foundation | Arlington HTS | 501(c)(3) | 1995 | $1.2 million | $7.2 million | 2025-02 |
| Partners for Pets Humane Society | Troy | 501(c)(3) | 2004 | $1.2 million | $1.4 million | 2025-12 |
| Catcade Inc | Chicago | 501(c)(3) | 2017 | $1.2 million | $2.3 million | 2024-12 |
| Animal Behavior Society Inc | Glenview | 501(c)(3) | 1969 | $1.1 million | $4.6 million | 2026-08 |
| North American Versatile Hunting Dog Association | Arlington HTS | 501(c)(3) | 1979 | $1.1 million | $2 million | 2024-12 |
| Animals Deserving of Proper Treatment | Naperville | 501(c)(3) | 1994 | $1.1 million | $3.5 million | 2024-12 |
| Community Animal Rescue and Education Inc | Murphysboro | 501(c)(3) | 1999 | $1 million | $1 million | 2025-12 |
| Illinois Standardbred Association | Cantrall | 501(c)(5) | 2026 | $1 million | $41,233 | 2025-12 |
| Naperville Area Humane Society Inc | Naperville | 501(c)(3) | 1980 | $1 million | $4.3 million | 2024-12 |
| Live Like Roo Foundation | Arlington Heights | 501(c)(3) | 2016 | $1 million | $125,285 | 2024-12 |
| Famous Fido Rescue and Adoption Alliance | Chicago | 501(c)(3) | 2011 | $982,941 | $152,508 | 2025-12 |
| Mission Compassion Paw Inc | Highwood | 501(c)(3) | 2016 | $978,852 | $1.1 million | 2025-02 |
| Noahs Ark Animal Sanctuary Inc | Rockford | 501(c)(3) | 1979 | $961,232 | $2.1 million | 2025-04 |
| Humane Society of Central Illinois | Normal | 501(c)(3) | 1989 | $950,278 | $4.6 million | 2025-06 |
| Everett and Rosemarie Brown Family Foundation 02-50467 | Chicago | 501(c)(3) | 2009 | $945,281 | $6.2 million | 2025-12 |
| Second City Canine Rescue | Palatine | 501(c)(3) | 2012 | $913,751 | $1.5 million | 2025-06 |
| Animal Protective Association | Chicago | 501(c)(3) | 1972 | $912,193 | $4.9 million | 2025-12 |
| Dekalb County Animal Welfare League Inc | Genoa | 501(c)(3) | 1974 | $895,652 | $1.4 million | 2025-03 |
| Evanston Animal Shelter Association | Evanston | 501(c)(3) | 2015 | $878,166 | $869,664 | 2026-04 |
| Spay Neuter Illinois Pet Society NFP | Chicago | 501(c)(3) | 2019 | $870,407 | $221,677 | 2024-12 |
| Fox Valley Helping Paws Animal Welfare Assoc Inc | Woodstock | 501(c)(3) | 1973 | $846,416 | $4.5 million | 2025-04 |
| Peoples Animal Welfare Society | Tinley Park | 501(c)(3) | 1980 | $832,042 | $4.3 million | 2025-12 |
| Chicago Canine Rescue Foundation | Chicago | 501(c)(3) | 2002 | $829,739 | $438,755 | 2024-12 |
| Henry County Humane Society Kewanee Chapter | Kewanee | 501(c)(3) | 1988 | $812,941 | $2.3 million | 2025-12 |
| Humane Society of Monroe County Illinois | Columbia | 501(c)(3) | 2004 | $799,437 | $3.4 million | 2025-12 |
| Pet Central Helps | Normal | 501(c)(3) | 2026 | $797,967 | $205,950 | 2024-12 |
| Almost Home Foundation | Elk Grove VLG | 501(c)(3) | 2005 | $783,554 | $2.1 million | 2026-02 |
| Reach Rescue Inc | Mundelein | 501(c)(3) | 2013 | $764,350 | $1.8 million | 2024-12 |
| Showing Animals Respect and Kindness Inc | Geneva | 501(c)(3) | 1994 | $594,745 | $2.3 million | 2025-12 |
| Friends of the Dupage County Animal Care and Control Foundation | Wheaton | 501(c)(3) | 2014 | $587,404 | $604,587 | 2025-11 |
| Association for the Protection of Animals Inc | Granite City | 501(c)(3) | 1972 | $583,765 | $218,618 | 2025-12 |
| Arf | Wheaton | 501(c)(3) | 1999 | $573,367 | $1.4 million | 2025-12 |
| Alive Rescue | Chicago | 501(c)(3) | 2009 | $569,724 | $1.3 million | 2024-12 |
| Miller Park Zoological Society | Bloomington | 501(c)(3) | 1975 | $555,312 | $1.5 million | 2025-04 |
| Tiny N Tall Rescue Inc | Saint Charles | 501(c)(3) | 2017 | $547,767 | $110,535 | 2024-12 |
| Forever Fortunate Felines | Palatine | 501(c)(3) | 2019 | $530,064 | $143,347 | 2025-12 |
| Red Door Animal Shelter | Chicago | 501(c)(3) | 1998 | $526,255 | $297,421 | 2024-12 |
| Angel Dog Alliance NFP | Naperville | 501(c)(3) | 2025 | $513,683 | $11,831 | 2024-12 |
| Touched By An Animal | Chicago | 501(c)(3) | 2002 | $513,366 | $120,335 | 2025-06 |
| Wild Dog Rescue | Springfield | 501(c)(3) | 2016 | $511,733 | $676,925 | 2024-12 |
| As Good As Gold-Golden Retriever Rescue of Illinois | McHenry | 501(c)(3) | 2003 | $510,586 | $1.3 million | 2025-12 |
| Trio Animal Foundation | Chicago | 501(c)(3) | 2009 | $503,486 | $1.2 million | 2025-12 |
| K9S for Veterans NFP | Plainfield | 501(c)(3) | 2016 | $492,763 | $371,597 | 2024-12 |
| The Wilder World Trust NFP | Lemont | 501(c)(3) | 2022 | $488,538 | $323,224 | 2025-12 |
| Guardian Angel Basset Rescue Inc | Dwight | 501(c)(3) | 1998 | $486,960 | $1.5 million | 2025-12 |
| A R K Humane Society LTD | Lacon | 501(c)(3) | 2001 | $475,113 | $416,266 | 2025-12 |
| Macoupin County Adopt A Pet | Benld | 501(c)(3) | 1995 | $472,529 | $673,181 | 2024-12 |
| Piatt County Animal Shelter Corp | Monticello | 501(c)(3) | 2017 | $470,308 | $1.4 million | 2025-12 |
| Bright Promises Foundation | Chicago | 501(c)(3) | 1921 | $461,402 | $6 million | 2024-12 |
| On Angels Wings Inc | Crystal Lake | 501(c)(3) | 2007 | $458,885 | $133,445 | 2025-12 |
| Community Animal Rescue Effort Inc | Skokie | 501(c)(3) | 1993 | $451,057 | $2.9 million | 2025-12 |
| Paws and Claws Rescue Inc | Evanston | 501(c)(3) | 2020 | $442,327 | $270,632 | 2024-12 |
| Peoria Humane Society | Peoria | 501(c)(3) | 1987 | $435,506 | $1.1 million | 2025-12 |
| Kankakee County Humane Society Inc | Kankakee | 501(c)(3) | 1970 | $429,887 | $341,050 | 2025-12 |
| Starfish Animal Rescue | Geneva | 501(c)(3) | 2018 | $420,743 | $354,435 | 2024-12 |
| Wags 2 Wishes Animal Rescue Inc | Plainfield | 501(c)(3) | 2015 | $413,853 | $8,139 | 2025-12 |
| International Foundation for Ethical Research Inc | Chicago | 501(c)(3) | 1985 | $409,060 | $1.5 million | 2025-12 |
| Alton Area Animal Aid Association | Godfrey | 501(c)(3) | 1961 | $401,997 | $1.1 million | 2024-12 |
| Team Purebred Inc | Peoria | 501(c)(3) | 2011 | $388,295 | $88,243 | 2025-12 |
| Friends of Chicago Animal Care and Control Inc | Chicago | 501(c)(3) | 2003 | $388,289 | $929,347 | 2025-12 |
| Hooved Animal Rescue & Protection Society | Barrington | 501(c)(3) | 2001 | $387,910 | $516,134 | 2025-12 |
| Humane Society of McDonough County Inc | Macomb | 501(c)(3) | 2011 | $387,572 | $2 million | 2025-12 |
| Illinois Valley Animal Rescue Inc | Peru | 501(c)(3) | 2004 | $381,729 | $415,197 | 2025-12 |
| Arcas Wildlife Rescue and Conservation Association LTD | Chicago | 501(c)(3) | 2020 | $380,309 | $99,410 | 2024-12 |
| American Brittany Rescue | Sugar Grove | 501(c)(3) | 2000 | $379,232 | $903,127 | 2025-12 |
| Peoria Zoological Society | Peoria | 501(c)(3) | 1999 | $360,833 | $802,310 | 2025-12 |
| Wish Bone Canine Rescue | Normal | 501(c)(3) | 2010 | $360,497 | $732,368 | 2024-12 |
| Caseys Safe Haven Holistic Rescue & Sanctuary | Elburn | 501(c)(3) | 2012 | $359,393 | $82,889 | 2025-06 |
| Safe Haven | Elizabeth | 501(c)(3) | 1998 | $351,692 | $979,553 | 2025-12 |
| Assisi Animal Foundation | Crystal Lake | 501(c)(3) | 1994 | $351,325 | $396,732 | 2025-03 |
| Alliance for Humane Action - Aha | Lake Villa | 501(c)(3) | 2008 | $348,358 | $107,540 | 2024-12 |
| Friends of Strays Inc | Princeton | 501(c)(3) | 1995 | $346,552 | $936,635 | 2024-12 |
| Creme de La Creme Animal Foundation Inc | Barrington | 501(c)(3) | 2010 | $346,209 | $372,120 | 2024-12 |
| Widecast Wider Caribbean Sea Turtle Conservation Network Inc | Godfrey | 501(c)(3) | 1998 | $342,720 | $193,149 | 2025-12 |
| New Beginnings | Momence | 501(c)(3) | 2004 | $336,680 | $101,316 | 2024-12 |
| St Sophias Forgotten Felines | Wheaton | 501(c)(3) | 2012 | $330,379 | $2,700 | 2026-05 |
| Kamins Farm Sanctuary | Grayslake | 501(c)(3) | 2018 | $319,817 | $59,324 | 2024-12 |
| Wi-Il Agility Group | Spring Grove | 501(c)(4) | 2006 | $319,725 | $238,422 | 2024-12 |
| Illinois Horse Rescue of Will County Inc | Peotone | 501(c)(3) | 2011 | $314,669 | $200,380 | 2025-12 |
| Humane Society of Fulton County | Canton | 501(c)(3) | 1999 | $307,734 | $2.1 million | 2025-03 |
| Finding Forever Animal Rescue | Marion | 501(c)(3) | 2017 | $294,649 | $326,895 | 2026-01 |
| Friends Forever Humane Society | Freeport | 501(c)(3) | 1987 | $294,423 | $727,194 | 2025-12 |
| Rescue Pack | S Barrington | 501(c)(3) | 2016 | $289,903 | $97,604 | 2025-12 |
| Paws Humane Society | Rockford | 501(c)(3) | 1990 | $289,135 | $1.5 million | 2024-12 |
| Feral Fixers NFP | Lombard | 501(c)(3) | 2008 | $285,788 | $766,787 | 2025-09 |
| Henry County Humane Society | Geneseo | 501(c)(3) | 2007 | $284,333 | $1.1 million | 2024-12 |
| Fetching Tails Foundation | Schaumburg | 501(c)(3) | 2015 | $283,442 | $846,000 | 2024-12 |
| Pet Pack Rescue Initiative NFP | Peoria | 501(c)(3) | 2022 | $282,361 | $29,973 | 2025-12 |
| Fat Cat Rescue Inc | Zion | 501(c)(3) | 2012 | $278,437 | $411,165 | 2025-12 |
| Robert E Ahlf Preserve Fund NFP P | Chicago | 501(c)(3) | 2023 | $274,610 | $7.8 million | 2025-08 |
| Grafelman Farms Rescue NFP | Peoria | 501(c)(3) | 2016 | $272,424 | $65,195 | 2025-03 |
| Livingston County Humane Society | Pontiac | 501(c)(3) | 1999 | $269,262 | $320,761 | 2025-12 |
| Hope Animal Rescues | Godfrey | 501(c)(3) | 2007 | $265,250 | $2,006 | 2025-12 |
| Wire Fox Terrier Rescue Midwest | Mokena | 501(c)(3) | 2010 | $263,742 | $205,941 | 2025-12 |
| Illinois Doberman Rescue Plus | Barrington | 501(c)(3) | 2003 | $261,260 | $313,707 | 2025-12 |
| Quad City Paws | Moline | 501(c)(3) | 2005 | $260,965 | $718,573 | 2025-11 |
| Decatur and Macon County Animal Shelter Foundation | Decatur | 501(c)(3) | 2000 | $260,950 | $2.8 million | 2024-12 |
| Speak St Louis | Troy | 501(c)(3) | 2017 | $250,786 | $518,190 | 2025-12 |
| Illinois Ranch Horse Association Inc | Marseilles | 501(c)(3) | 2024 | $250,408 | $71,284 | 2025-12 |
| Janet Simpson Trust Fbo Humane Society of Mo Ua 08091987 | Alton | 501(c)(3) | 2006 | $249,140 | $4 million | 2025-12 |
| Determined To Rise Animal Foundation Inc | Mokena | 501(c)(3) | 2022 | $248,935 | $14,740 | 2024-12 |
| Purrfect Cat Rescue Inc | Crystal Lake | 501(c)(3) | 2018 | $248,494 | $90,482 | 2025-12 |
| Animal Education and Rescue NFP | Libertyville | 501(c)(3) | 2005 | $245,419 | $477,630 | 2025-12 |
| Soul Harbour Ranch Animal Therapy Program | Barrington | 501(c)(3) | 2018 | $244,479 | $420,662 | 2025-12 |
| Helping Paw Project Inc | Springfield | 501(c)(3) | 2015 | $244,101 | $242,806 | 2025-12 |
| Hopeful Tails Animal Rescue | Joliet | 501(c)(3) | 2014 | $240,919 | $31,819 | 2025-07 |
| Pawprint Ministries NFP | Decatur | 501(c)(3) | 2014 | $240,063 | $160,270 | 2024-12 |
| Treehouse Wildlife Center Inc | Dow | 501(c)(3) | 1981 | $237,957 | $735,089 | 2024-12 |
| Pet Project Inc | Ottawa | 501(c)(3) | 1996 | $236,130 | $452,498 | 2025-12 |
| Project Hope Animal Rescue Foundation Inc | Gilberts | 501(c)(3) | 2022 | $235,127 | $30,075 | 2025-12 |
| National Borzoi Rescue Foundation | Dix | 501(c)(3) | 1996 | $232,792 | $1.7 million | 2025-12 |
| Rover Rescue Inc | Sugar Grove | 501(c)(3) | 2004 | $232,086 | $432,484 | 2024-12 |
| River Bend Humane Society NFP | Jerseyville | 501(c)(3) | 2005 | $231,355 | $415,615 | 2022-12 |
| Will County Humane Society | Joliet | 501(c)(3) | 1973 | $230,081 | $1.2 million | 2025-05 |
| Great Lakes Pigeon Rescue | Chicago | 501(c)(3) | 2020 | $229,144 | $139,383 | 2025-12 |
| Echo Dogs White Shepherd Rescue Inc | Hoffman Est | 501(c)(3) | 2004 | $228,753 | $97,982 | 2024-12 |
| United States Australian Shepherd Association | Geneseo | 501(c)(4) | 2005 | $223,651 | $236,985 | 2024-12 |
| Rowen Foundation | Chicago | 501(c)(3) | 2026 | $221,981 | $32,156 | 2025-12 |
| Chicago French Bulldog Rescue Inc NFP | Naperville | 501(c)(3) | 2009 | $221,566 | $338,841 | 2025-12 |
| Glory Bound Rescue Ranch | Marengo | 501(c)(3) | 2019 | $219,812 | $506,968 | 2025-12 |
| Midwest Beagle Rescue Education and Welfare Inc | Wadsworth | 501(c)(3) | 2011 | $218,080 | $326,217 | 2025-12 |
| Illinois Raptor Center | Decatur | 501(c)(3) | 1992 | $216,939 | $567,785 | 2024-12 |
| Sayv Animal Organization | Shorewood | 501(c)(3) | 2021 | $213,693 | $66,540 | 2024-12 |
| Rubys Rescue & Retreat NFP | McLean | 501(c)(3) | 2016 | $212,539 | $549,112 | 2025-12 |
| Animals First Aid NFP | Chicago | 501(c)(3) | 2024 | $211,091 | $41,531 | 2024-12 |
| Chicagoland Lab Rescue Inc | Highland Park | 501(c)(3) | 2014 | $210,181 | $63,763 | 2025-12 |
| Illinois Thoroughbred Horsemens Association Thoroughbred Rescue Fu | North Riverside | 501(c)(3) | 2011 | $209,202 | $294,945 | 2025-12 |
| Unbridled Spirits Thoroughbred Retirement Ranch | Geneseo | 501(c)(3) | 2017 | $200,014 | $20,200 | 2025-12 |
| Claws and Paws Animal Rescue Center | Olney | 501(c)(3) | 2022 | $199,888 | $226,140 | 2024-02 |
| Journey Home Equine Rescue | Wilmette | 501(c)(3) | 2018 | $199,346 | $1,621 | 2025-12 |
| Kays Animal Shelter Inc | Arlington HTS | 501(c)(3) | 1955 | $199,186 | $557,005 | 2025-05 |
| Rescued Inc | Moline | 501(c)(3) | 2015 | $195,481 | $19,841 | 2025-12 |
| Northwest Dog Training Club Inc | Crystal Lake | 501(c)(7) | 2005 | $195,203 | $191,767 | 2025-12 |
| Chicago English Bulldog Rescue Inc NFP | Chicago | 501(c)(3) | 2009 | $192,369 | $111,737 | 2024-12 |
| Chi-Town Pitties Inc | Wheaton | 501(c)(3) | 2016 | $191,700 | $56,752 | 2025-12 |
| American Arachnological Society Corp | Chicago | 501(c)(3) | 1999 | $191,655 | $115,790 | 2025-12 |
| Illinois Equine Humane Center NFP | Maple Park | 501(c)(3) | 2009 | $189,773 | $146,171 | 2025-12 |
| Care for Pets | Rockford | 501(c)(3) | 2017 | $189,611 | $47,540 | 2025-09 |
| Its A Pittie Rescue | Peotone | 501(c)(3) | 2012 | $186,949 | $33,796 | 2025-12 |
| Stardust Animal Sanctuary | Richmond | 501(c)(3) | 2023 | $186,477 | $363,651 | 2024-12 |
| Safari Club International Foundation | Lake Villa | 501(c)(3) | 2004 | $185,611 | $96,095 | 2024-12 |
| Boxer Rebound Inc | Ringwood | 501(c)(3) | 1996 | $183,038 | $261,685 | 2025-12 |
| Jellystone Barks Rescue Rangers NFP | Yorkville | 501(c)(3) | 2014 | $178,149 | $0 | 2025-12 |
| Placing Paws of Illinois | Libertyville | 501(c)(3) | 2009 | $173,645 | $259,422 | 2025-12 |
| Players for Pits | Elmhurst | 501(c)(3) | 2015 | $173,602 | $54,993 | 2025-12 |
| Little Paws of Mt Vernon Inc | Mount Vernon | 501(c)(3) | 2020 | $173,535 | $75,490 | 2025-12 |
| Quincy Humane Society Endowment | Quincy | 501(c)(3) | 2002 | $171,472 | $1.9 million | 2025-12 |
| Exceller Fund Inc | Batavia | 501(c)(3) | 2001 | $171,358 | $169,208 | 2024-12 |
| Stray Animal Midway Shelter | Hanna City | 501(c)(3) | 2011 | $168,429 | $111,274 | 2025-12 |
| Happy Hooves Therapeutic Farm Inc | Elburn | 501(c)(3) | 2021 | $163,036 | $32,615 | 2025-12 |
| Springfield Zoological Society Inc | Springfield | 501(c)(3) | 1983 | $162,210 | $1.8 million | 2025-12 |
| Illinois Humane | Springfield | 501(c)(3) | 2003 | $160,795 | $37,996 | 2025-12 |
| Heart & Soul Equine Foundation Inc | Harvard | 501(c)(3) | 2018 | $160,568 | $47,876 | 2025-12 |
| Paws Up 4 Rescue Inc | Joliet | 501(c)(3) | 2016 | $160,477 | $93,273 | 2025-12 |
| Bond County Humane Society | Greenville | 501(c)(3) | 2004 | $160,440 | $259,637 | 2025-12 |
| Foster Pet Outreach | Edwards | 501(c)(3) | 2001 | $159,755 | $702,671 | 2025-12 |
| Trout and Salmon Foundation | Chicago | 501(c)(3) | 1970 | $158,965 | $1.3 million | 2024-12 |
| Jim Beam Animal Rescue Sanctuary Inc | Effingham | 501(c)(3) | 2020 | $153,875 | $169,831 | 2025-12 |
| A Little R&R Animal Sanctuary Inc | Poplar Grove | 501(c)(3) | 2016 | $153,748 | $83,654 | 2024-12 |
| Redemption Road Rescue Rehab Inc | Island Lake | 501(c)(3) | 2017 | $153,507 | $36,351 | 2025-12 |
| 4 Paws 4 U 4 Ever | West Chicago | 501(c)(3) | 2007 | $152,957 | $74,125 | 2025-12 |
| Our House of Hope Inc | Libertyville | 501(c)(3) | 2007 | $150,647 | $178,523 | 2025-12 |
| Chappy & Friends | Naperville | 501(c)(3) | 2017 | $150,289 | $50,812 | 2025-12 |
| Animal Outreach Society | McHenry | 501(c)(3) | 2001 | $149,576 | $155,923 | 2025-10 |
| Just Giant Rescue Inc | Naperville | 501(c)(3) | 2014 | $148,839 | $33,988 | 2025-12 |
| Cats in Action NFP | Chicago | 501(c)(3) | 2022 | $148,159 | $369,560 | 2025-12 |
| Greyhounds Only Inc | Glen Ellyn | 501(c)(3) | 1997 | $147,886 | $295,165 | 2025-12 |
| Vermilion County Animal Shelter Foundation | Danville | 501(c)(3) | 2021 | $147,491 | $1 | 2025-12 |
| Wedrose Acres | Gridley | 501(c)(3) | 2000 | $147,314 | $68,180 | 2025-08 |
| Big Run Wolf Ranch Inc | Lockport | 501(c)(3) | 2002 | $146,527 | $12,241 | 2025-12 |
| Chicagoland Dog Rescue | Schaumburg | 501(c)(3) | 1998 | $145,681 | $10,680 | 2024-12 |
| Havanese Angel League | Huntley | 501(c)(3) | 2002 | $145,158 | $147,873 | 2025-12 |
| Rescued Rascals | Montgomery | 501(c)(3) | 2019 | $143,552 | $27,490 | 2025-12 |
| Animal Aid Humane Society | Moline | 501(c)(3) | 2000 | $143,429 | $694,608 | 2025-12 |
| Cat Guardians | Lombard | 501(c)(3) | 2003 | $140,521 | $351,583 | 2025-12 |
| Safe Haven Dog Rescue | Geneva | 501(c)(3) | 2015 | $139,527 | $39,693 | 2025-08 |
| Humane Society of Danville | Danville | 501(c)(3) | 1972 | $138,747 | $309,563 | 2025-12 |
| Fortunate Poches & Lab Rescue Inc | Palatine | 501(c)(3) | 2004 | $138,700 | $1 | 2025-12 |
| Hoof Woof & Meow Animal Rescue Inc | Carpentersville | 501(c)(3) | 2013 | $137,146 | $163,507 | 2025-12 |
| Lizzys Fund | Naperville | 501(c)(3) | 2016 | $137,098 | $492,055 | 2025-12 |
| Midwest Labrador Retriever Rescue | Carol Stream | 501(c)(3) | 2001 | $136,591 | $213,050 | 2025-12 |
| Chicago Rescue Authority | Chicago | 501(c)(3) | 2023 | $136,208 | $2,302 | 2025-12 |
| Midwest Shiba Inu Rescue | Gurnee | 501(c)(3) | 2003 | $134,800 | $201,938 | 2025-12 |
| Roscoe Animal Retreat | Roscoe | 501(c)(3) | 1992 | $133,671 | $145,307 | 2025-12 |
| Garrido Stray Rescue Foundation | Chicago | 501(c)(3) | 2017 | $133,252 | $312,427 | 2024-12 |
| Western Illinois Animal Rescue Inc | Monmouth | 501(c)(3) | 2001 | $132,992 | $999,565 | 2025-12 |
| Precious Pets Almost Home Association | Chicago | 501(c)(3) | 2002 | $131,605 | $4,344 | 2025-12 |
| Pets and Vets USA | Roselle | 501(c)(3) | 2016 | $131,252 | $0 | 2024-12 |
| German Shepherd Rescue Inc | Skokie | 501(c)(3) | 1998 | $130,615 | $200,728 | 2025-12 |
| Quincy K-9 Connection | Quincy | 501(c)(3) | 2009 | $130,086 | $108,089 | 2025-12 |
| The Centralia Humane Society | Centralia | 501(c)(3) | 2008 | $129,532 | $387,363 | 2025-07 |
| All Herding Breed Dog Rescue of Illinois | Joliet | 501(c)(3) | 2014 | $127,146 | $7,149 | 2023-06 |
| Crawford County Humane Society | Robinson | 501(c)(3) | 1994 | $127,000 | $241,953 | 2025-10 |
| Project Hope Humane Society Inc | Metropolis | 501(c)(3) | 2018 | $126,986 | $383,318 | 2024-12 |
| Daniel J Elias Memorial Foundation | Peoria | 501(c)(3) | 2008 | $126,471 | $406,152 | 2025-12 |
| Greater Chicago Ferret Association | Lyons | 501(c)(3) | 1989 | $125,825 | $485,691 | 2025-12 |
| Hoopeston Animal Rescue Team NFP | Hoopeston | 501(c)(3) | 2016 | $124,870 | $293,819 | 2025-12 |
| Sable Inc | Arcola | 501(c)(3) | 2015 | $124,419 | $300,389 | 2025-12 |
| Randolph County Humane Society | Steeleville | 501(c)(3) | 1995 | $120,992 | $450,378 | 2025-12 |
| Farm Way Sanctuary Inc | Morrison | 501(c)(3) | 2016 | $120,609 | $7,789 | 2025-12 |
| Barnswallow | Wauconda | 501(c)(3) | 2001 | $119,937 | $47,015 | 2025-12 |
| Quail & Upland Game Alliance | Middletown | 501(c)(3) | 2020 | $119,801 | $218,661 | 2023-12 |
| Hoo Haven Inc | Durand | 501(c)(3) | 2000 | $118,611 | $97,201 | 2025-12 |
| Forever Home Feline Ranch-Nfp | Springfield | 501(c)(3) | 2009 | $117,037 | $145,014 | 2023-12 |
| Recycles Rotts S Inc | Oswego | 501(c)(3) | 1997 | $116,837 | $16,599 | 2025-12 |
| Bi-State Pet Food Pantry | Troy | 501(c)(3) | 2011 | $116,192 | $135,443 | 2025-12 |
| Dairy Cattle Welfare Council | Champaign | 501(c)(3) | 2017 | $115,153 | $116,462 | 2024-12 |
| Moon Dog Farm | Sauk Village | 501(c)(3) | 2017 | $113,510 | $176,841 | 2025-12 |
| Furever Home Dog Sanctuary | Chicago | 501(c)(3) | 2022 | $112,545 | $417,096 | 2024-12 |
| Safe Humane | Chicago | 501(c)(3) | 2001 | $110,881 | $173,873 | 2025-12 |
| Illinois Birddog Rescue Inc | Wood Dale | 501(c)(3) | 2003 | $109,503 | $26,091 | 2025-12 |
| Feral Feline Project Inc | Wheeling | 501(c)(3) | 2007 | $108,933 | $39,587 | 2025-12 |
| Mark-9 | Lisle | 501(c)(3) | 2017 | $108,255 | $137,512 | 2026-05 |
| Half-Way Home Animal Rescue | Orland Park | 501(c)(3) | 2023 | $107,353 | $29,106 | 2025-12 |
| Mason County Pets Without Parents Shelter | Mason City | 501(c)(3) | 2005 | $106,734 | $290,272 | 2025-11 |
| Illinois Dressage and Combined Training Association | Crystal Lake | 501(c)(3) | 2025 | $106,716 | $21,797 | 2024-10 |
| Greater Chicago Cavalier Rescue | Aurora | 501(c)(3) | 2007 | $106,270 | $125,360 | 2025-12 |
| Barrington Area Animal Rescue & Kennels NFP | Barrington | 501(c)(3) | 2015 | $106,221 | $8,676 | 2025-09 |
| Citizens for Animal Rescue and Adoption | Catlin | 501(c)(3) | 2010 | $104,584 | $181,307 | 2025-12 |
| Traveling Tails Dog Rescue | Palos Heights | 501(c)(3) | 2019 | $104,362 | $24,781 | 2025-12 |
| Schuyler County Humane Society | Rushville | 501(c)(3) | 2005 | $104,218 | $1 million | 2025-12 |
| Habitat4hounds NFP | Evanston | 501(c)(3) | 2009 | $103,779 | $77,310 | 2026-06 |
| Chicago Cat Rescue | Chicago | 501(c)(3) | 2007 | $101,287 | $31,768 | 2025-12 |
| Clinton County Humane Society | Breese | 501(c)(3) | 2009 | $101,161 | $75,115 | 2024-12 |
| Pawsitively Famous Inc | Peotone | 501(c)(3) | 2009 | $100,433 | $2,583 | 2025-12 |
| Mutts of the Midway NFP | Chicago | 501(c)(3) | 2018 | $100,176 | $4,990 | 2024-12 |
| Tazewell Animal Improvement of Life Society | Pekin | 501(c)(3) | 2016 | $98,392 | $4,764 | 2025-12 |
| Effingham Animal Rescue Sanctuary | Effingham | 501(c)(3) | 2010 | $96,688 | $103,176 | 2024-12 |
| Spay and Stay | Grayslake | 501(c)(3) | 2002 | $95,512 | $210,750 | 2024-12 |
| All Life Is Valuable NFP | Joliet | 501(c)(3) | 2015 | $94,465 | $50,789 | 2025-12 |
| Feline Fine Cat Rescue | Homer Glen | 501(c)(3) | 2020 | $93,844 | $7,266 | 2025-12 |
| Wish Upon A Rescue | Joliet | 501(c)(3) | 2017 | $93,463 | $46,351 | 2025-12 |
| Wabash County Animal Shelter Buddies | Mount Carmel | 501(c)(3) | 2011 | $93,054 | $1.3 million | 2025-06 |
| Pound Pets Inc | Granite City | 501(c)(3) | 2014 | $92,617 | $11,852 | 2025-12 |
| Free From Harm NFP | Chicago | 501(c)(3) | 2014 | $92,198 | $279,020 | 2025-12 |
| Illinois Alaskan Malamute Rescue Association | Libertyville | 501(c)(3) | 2005 | $92,101 | $736,228 | 2026-03 |
| Clay County Animal Rescue and Shelter | Flora | 501(c)(3) | 2013 | $90,178 | $170,782 | 2023-12 |
| Second Chance Pet Adoptions Foundation | Clinton | 501(c)(3) | 1999 | $89,606 | $202,973 | 2025-12 |
| 2ND Hand Ranch and Rescue | Princeton | 501(c)(3) | 2014 | $88,844 | $1 | 2025-12 |
| Adopt A Husky | Carol Stream | 501(c)(3) | 2000 | $87,288 | $154,641 | 2025-12 |
| Ron Ortyl Memorial Fund | Belleville | 501(c)(3) | 2009 | $86,814 | $8,169 | 2025-12 |
| Hope 4 Horses Rescue and Sanctuary | Effingham | 501(c)(3) | 2021 | $86,178 | $5,232 | 2025-06 |
| Anguilla Freedom Flyer Dog Rescue | Saint Charles | 501(c)(3) | 2018 | $85,500 | $32,041 | 2025-12 |
| Citizens for Animals | Rolling Meadows | 501(c)(3) | 2019 | $85,349 | $232,532 | 2025-12 |
| Labrador Connection | Woodstock | 501(c)(3) | 2007 | $85,156 | $30,738 | 2025-12 |
| International Institute for Annimal Law Inc | Chicago | 501(c)(3) | 2001 | $84,159 | $38,012 | 2025-12 |
| Central Illinois Sheltie Rescue | Towanda | 501(c)(3) | 2006 | $81,760 | $71,517 | 2025-12 |
| Paws Critter Crossing | Chicago HTS | 501(c)(3) | 1999 | $81,678 | $121,718 | 2025-12 |
| Many Paws Global Rescue Inc | Rolling MDWS | 501(c)(3) | 2019 | $81,651 | $1,597 | 2024-12 |
| Canines 4 Comfort | Antioch | 501(c)(3) | 2018 | $80,432 | $38,704 | 2025-12 |
| McLean County Youth Animal Agriculture Group NFP | Farmer City | 501(c)(3) | 2016 | $78,178 | $44,625 | 2025-12 |
| Lyons Township Dog Training Club Inc | Bartlett | 501(c)(4) | 2019 | $76,434 | $84,503 | 2025-12 |
| Lawrence County Youth Livestock Inc | Lawrenceville | 501(c)(3) | 2023 | $76,087 | $10,656 | 2025-12 |
| German Shepherd Dog Training Club of Chicago Inc | Hanover Park | 501(c)(7) | 1942 | $75,924 | $509,249 | 2025-12 |
| Zoo & Aquarium Video Archive | Chicago | 501(c)(3) | 2023 | $74,694 | $33,157 | 2024-12 |
| Found A Hound Rescue | Godfrey | 501(c)(3) | 2014 | $72,455 | $10,598 | 2025-12 |
| Illinois Shorthair Rescue | Gurnee | 501(c)(3) | 2005 | $71,619 | $32,266 | 2025-12 |
| Henderson County Humane Society | Oquawka | 501(c)(3) | 2000 | $71,411 | $404,399 | 2025-12 |
| Catvando NFP Corporation | Maywood | 501(c)(3) | 2010 | $71,250 | $66,435 | 2026-04 |
| Homeward Bound Waggin Inc | Quincy | 501(c)(3) | 2014 | $68,923 | $18,265 | 2025-12 |
| Kishwaukee Kennel Club Inc | Loves Park | 501(c)(4) | 1993 | $68,779 | $86,246 | 2025-12 |
| Healing Hearts Hooves & Paws Rescue | McHenry | 501(c)(3) | 2019 | $67,619 | $9,183 | 2024-12 |
| Safe House Animal Rescue League NFP | Mendota | 501(c)(3) | 2010 | $67,279 | $53,861 | 2025-12 |
| Pawsitive Impact Pet Rescue | Joliet | 501(c)(3) | 2017 | $66,255 | $5,214 | 2025-12 |
| Wild Hearts | Chicago | 501(c)(3) | 2014 | $65,961 | $39,730 | 2025-12 |
| Azraels Place NFP | Lyons | 501(c)(3) | 2015 | $65,169 | $1 | 2025-12 |
| Paul Warner Foundation Inc | Paris | 501(c)(3) | 2012 | $64,761 | $15,135 | 2025-12 |
| Kane Area Rehabilitation & Education for Wildlife | St Charles | 501(c)(3) | 2022 | $63,444 | $63,444 | 2026-03 |
| Brown County Animal Rescue | Mt Sterling | 501(c)(3) | 2022 | $63,225 | $20,648 | 2025-12 |
| Community Pet Rescue | Belvidere | 501(c)(3) | 2018 | $62,660 | $23,927 | 2025-12 |
| Free Spirit Siberian Rescue | Harvard | 501(c)(3) | 2002 | $62,356 | $288 | 2024-12 |
| Lulus Locker Rescue | Frankfort | 501(c)(3) | 2012 | $62,214 | $18,108 | 2025-12 |
| Rosenthal Family Foundation Inc | Highland Park | 501(c)(3) | 2024 | $60,000 | $12,083 | 2024-12 |
| A Heart for Animals Inc | Huntley | 501(c)(3) | 2012 | $59,675 | $19,291 | 2025-06 |
| Illinois Husbandry and Animal Welfare Association NFP | Arthur | 501(c)(3) | 2016 | $59,000 | $83,766 | 2024-12 |
| Niabi Zoo and Forest Preserves of Rock Island County Foundation | Coal Valley | 501(c)(3) | 2020 | $58,942 | $211,652 | 2025-12 |
| Yoga4cats | Forsyth | 501(c)(3) | 2017 | $58,056 | $90,377 | 2025-12 |
| Association of Latinos Latinas Latinxs Motivating Action Corp | Chicago | 501(c)(3) | 2011 | $57,137 | $32,541 | 2024-12 |
| Feline Friends | Chicago | 501(c)(3) | 2010 | $57,025 | $89,904 | 2025-06 |
| White Oaks Therapeutic Equestrian Center | Morrison | 501(c)(3) | 1996 | $56,276 | $12,508 | 2025-12 |
| Forget Me Not Animal Rescue | Manhattan | 501(c)(3) | 2017 | $54,105 | $20,166 | 2023-12 |
| American Federation of State County Municipal Employees Dba 0801il Loc | Kewanee | 501(c)(5) | 1957 | $53,803 | $270,677 | 2025-12 |
| Fur Keeps Animal Rescue Inc | Barrington | 501(c)(3) | 2006 | $51,949 | $202,328 | 2024-12 |
| 4 Paw Luv Rescue NFP | Newark | 501(c)(3) | 2014 | $51,814 | $32,899 | 2025-12 |
| 4G & TB | Joliet | 501(c)(4) | 2017 | $51,310 | $1,409 | 2025-12 |
| Fox River Valley Chapter 39 of Muskies Inc | Algonquin | 501(c)(3) | 2024 | $51,143 | $39,677 | 2024-12 |
| Help Save Pets | Plainfield | 501(c)(3) | 2025 | $50,652 | $1.4 million | 2025-12 |
| Hospice Hearts | Urbana | 501(c)(3) | 2024 | $50,608 | $130,967 | 2025-12 |
| Pekin Riding Club Incorporated | Pekin | 501(c)(4) | 2000 | $50,591 | $57,308 | 2023-12 |
| Edgar County Humane Association Inc An Illinois Not for Profit Corp | Paris | 501(c)(3) | 2002 | $50,563 | $33,207 | 2024-12 |
| Second Chance Animal Rescue Inc | Vandalia | 501(c)(3) | 2005 | $47,138 | $26,954 | 2025-12 |
| 4 Greyhound Racers | Crystal Lake | 501(c)(3) | 2013 | $46,232 | $33,170 | 2025-12 |
| Lawrence County Humane Society | Lawrenceville | 501(c)(3) | 1995 | $45,459 | $49,621 | 2025-12 |
| Midwest Greyhound Adoption | Sugar Grove | 501(c)(3) | 1993 | $44,637 | $67,114 | 2025-12 |
| Winnebago County Animal Services Auxiliary | Loves Park | 501(c)(3) | 1998 | $42,730 | $135,068 | 2025-09 |
| Triple R Pets | Western SPRGS | 501(c)(3) | 2006 | $42,679 | $22,284 | 2025-12 |
| Chicagoland Exotic Animal Rescue | Chicago | 501(c)(3) | 2022 | $41,560 | $54,520 | 2025-12 |
| Paws Care | Hillsboro | 501(c)(3) | 2010 | $41,550 | $114,395 | 2025-06 |
| Find A Home Pet Rescue Inc | Naperville | 501(c)(3) | 2011 | $41,451 | $8,822 | 2024-12 |
| Cry for Help Rescue | Homer Glen | 501(c)(3) | 2009 | $40,800 | $19,397 | 2025-12 |
| Hedd Mutt Foundation NFP | Plainfield | 501(c)(3) | 2017 | $40,010 | $842 | 2025-12 |
| Adopt-A-Pet Inc | Lake Zurich | 501(c)(3) | 2014 | $39,543 | $380,829 | 2024-12 |
| Hearts of Hancock Humane Society | Carthage | 501(c)(3) | 2014 | $38,300 | $8,334 | 2025-12 |
| Fur A Good Paws Pet Assistance League | Flora | 501(c)(3) | 2007 | $37,395 | $1 | 2025-02 |
| Pike County Quail & Upland Management Association | Pittsfield | 501(c)(3) | 2010 | $37,035 | $49,091 | 2025-12 |
| Bark From the Heart Rescue | Lagrange HLDS | 501(c)(3) | 2026 | $36,742 | $25,076 | 2021-12 |
| Gateway 4 Paws | Maryville | 501(c)(3) | 2013 | $36,145 | $12,373 | 2024-12 |
| Lake Shore Kennel Club | Grant Park | 501(c)(4) | 1995 | $35,876 | $55,225 | 2025-12 |
| Chicago Ornithological Society | Chicago | 501(c)(3) | 2004 | $35,792 | $246,082 | 2025-12 |
| Heartland Pet Welfare | Savanna | 501(c)(3) | 1999 | $34,867 | $106,246 | 2025-12 |
| Quincy Area Community Cat Coalition | Quincy | 501(c)(3) | 2021 | $33,763 | $69,183 | 2025-12 |
| 4 Paw Sake Rescue | Orland Park | 501(c)(3) | 2019 | $32,302 | $0 | 2024-12 |
| Renees Rescue Sanctuary | Godfrey | 501(c)(3) | 2014 | $31,945 | $2,874 | 2026-06 |
| Once Upon A Prayer | O Fallon | 501(c)(3) | 2016 | $30,971 | $36,839 | 2023-12 |
| Iroquois County Animal Rescue NFP | Iroquois | 501(c)(3) | 2009 | $30,853 | $432,847 | 2025-12 |
| John Nelsen Moosedog Rescue Fund | Chicago | 501(c)(3) | 2004 | $29,938 | $10,928 | 2023-12 |
| Illinois Simmental Association | Pontiac | 501(c)(5) | 2014 | $28,953 | $129,208 | 2025-12 |
| Forever Husky Inc | Crystal Lake | 501(c)(3) | 2013 | $28,945 | $55,824 | 2025-12 |
| Crate Free Illinois Dba Crate Free USA | Huntley | 501(c)(3) | 2016 | $28,733 | $132,486 | 2025-12 |
| Secondhand Shelties LTD | Addison | 501(c)(3) | 1995 | $27,852 | $50,644 | 2025-12 |
| King City Saddle Club Inc | Walnut Hill | 501(c)(3) | 2022 | $27,684 | $333,828 | 2025-12 |
| Gypsy Cats NFP Inc | Chicago | 501(c)(3) | 2009 | $27,015 | $3,845 | 2025-12 |
| Jeffs Cat Stop | Lombard | 501(c)(3) | 2019 | $26,280 | $385 | 2025-12 |
| Operation Safe Inc NFP | Pontiac | 501(c)(3) | 2005 | $26,161 | $10,674 | 2025-12 |
| Friendly & Feral Cat Rescue | Mt Prospect | 501(c)(3) | 2009 | $25,287 | $15,248 | 2023-12 |
| Ewing Zoo Foundation | Bloomington | 501(c)(3) | 1968 | $24,612 | $591,399 | 2025-12 |
| Veterinary Interventional Radiology and Interventional Endoscopy Soci | Lisle | 501(c)(3) | 2025 | $23,526 | $143,668 | 2020-12 |
| Tazewell Animal Protective Society Foundation | Pekin | 501(c)(3) | 2022 | $23,475 | $778,518 | 2024-12 |
| Critical Animal Relief Foundation NFP | Chicago | 501(c)(3) | 2014 | $21,467 | $84,468 | 2024-12 |
| Homes for Endangered and Lost Pets | Saint Charles | 501(c)(3) | 1984 | $20,580 | $127,556 | 2024-12 |
| Shih Tzu Rescue Adoption and Education Safehouse | Homer Glen | 501(c)(3) | 1999 | $19,852 | $10,633 | 2025-12 |
| Greyhound Alliance NFP | Melrose Park | 501(c)(3) | 2006 | $18,933 | $51,554 | 2025-12 |
| Indian American Veterinary Medical Association - Midwest Chapter | Mt Prospect | 501(c)(3) | 2016 | $18,200 | $198,235 | 2025-12 |
| Maisies Caring for Cats NFP | Metropolis | 501(c)(3) | 2023 | $17,249 | $454,148 | 2024-12 |
| Project Bella Foundation | Belleville | 501(c)(3) | 2015 | $15,954 | $42,758 | 2025-12 |
| Dots Friends | Genoa | 501(c)(3) | 2023 | $14,860 | $8,121 | 2025-12 |
| Spring Valley Walleye Club Inc | Hennepin | 501(c)(3) | 2014 | $13,762 | $27,395 | 2025-12 |
| New Leash On Life Chicago | Chicago | 501(c)(3) | 2014 | $12,990 | $31,140 | 2024-12 |
| Northwest Illinois Bird and Nature Alliance | Freeport | 501(c)(3) | 1983 | $11,804 | $898,851 | 2026-05 |
| Rocky and Rosies Dog Kingdom | Plainfield | 501(c)(3) | 2024 | $11,050 | $6,638 | 2025-06 |
| Happy Tails Ranch Working Group Club of Island Lake Il | Johnsburg | 501(c)(3) | 2024 | $10,998 | $4,882 | 2025-12 |
| Tri-City Kennel Club Inc | Sherrard | 501(c)(4) | 2011 | $9,551 | $38,274 | 2025-12 |
| Salmon Unlimited Conservation & Charitable Trust | Bartlett | 501(c)(3) | 1973 | $9,056 | $16,503 | 2024-12 |
| Milk and Honey Sanctuary Co | Buffalo Grove | 501(c)(3) | 2023 | $8,376 | $4,954 | 2024-12 |
| Stop Online Puppy Mills | Chicago | 501(c)(3) | 2014 | $8,194 | $46,932 | 2025-12 |
| Betty McDonald Memorial Shelter Inc | Normal | 501(c)(3) | 2023 | $8,043 | $643 | 2024-12 |
| American Cesky Terrier Fanciers Association A NJ Non-Profit Corp | Port Byron | 501(c)(7) | 2012 | $7,818 | $17,686 | 2025-12 |
| Animals Requesting Friends Benevolent Society | Fairfield | 501(c)(3) | 2003 | $7,371 | $16,359 | 2024-12 |
| PJS Kitty Rescue Inc | Countryside | 501(c)(3) | 2023 | $7,355 | $1 | 2024-12 |
| Proud Ponies Equine Rescue | Harvard | 501(c)(3) | 2021 | $7,180 | $6,568 | 2025-12 |
| Barriers Against Repeated Cruelty | Chicago | 501(c)(3) | 2013 | $6,263 | $3,728 | 2024-12 |
| Helping Out Pets Everywhere | Elwood | 501(c)(3) | 2014 | $5,971 | $4,394 | 2025-12 |
| Northern Illinois Pug Rescue & Adoption Inc | Geneva | 501(c)(3) | 2002 | $5,910 | $1,938 | 2023-12 |
| Second Time Around Animal Rescueinc | Schaumburg | 501(c)(3) | 2007 | $5,203 | $4,573 | 2024-12 |
| Feathered Nest Bird Rescue Inc NFP | Brighton | 501(c)(3) | 2010 | $4,867 | $45,703 | 2025-12 |
| Boneyard Animal Rescue | Plainfield | 501(c)(3) | 2014 | $3,498 | $2,385 | 2025-12 |
| Brave Pawz | Crete | 501(c)(3) | 2025 | $3,455 | $299 | 2025-12 |
| Dedo Animal Care and Comunity Care Inc | Coal City | 501(c)(3) | 2020 | $3,401 | $1 million | 2025-12 |
| Good Samaritan Animal Relief Fund Inc | Lake Villa | 501(c)(3) | 2002 | $2,604 | $82,302 | 2025-12 |
| Aavenge | Rock Island | 501(c)(3) | 2010 | $2,310 | $2,091 | 2025-12 |
| Cvma Foundation NFP | Oak Lawn | 501(c)(3) | 2009 | $1,804 | $34,935 | 2025-09 |
| Bubbas Animal Rescue and Shelter | Aurora | 501(c)(3) | 2020 | $1,780 | $1,575 | 2022-12 |
| Heart of Illinois Horse Rescue | Wapella | 501(c)(3) | 2023 | $1,273 | $65 | 2024-12 |
| Rescue Me Clifford Inc | Paris | 501(c)(3) | 2012 | $24 | $1,140 | 2024-12 |
| 2 Let It Bee Inc | Joliet | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| 3H Humans Horses and Herds | Mulberry GRV | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| 4 Stray Paws Rescue | Joliet | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| 4paws for Ability at University of Illinois Urbana-Champaign | Urbana | 501(c)(3) | 2022 | $0 | $0 | 2026-04 |
| 5K Therapy Farm | Villa Grove | 501(c)(3) | 2025 | |||
| A Caring Place Humane Society | Westmont | 501(c)(3) | 2003 | $0 | $0 | 2024-12 |
| A Journey Home | Oswego | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| A Place for Hope | McHenry | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| A Tail of 4 Paws Animal Rescue | Romeoville | 501(c)(3) | 2020 | $0 | $0 | 2026-06 |
| Aaroooo | Hoffman Estates | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Address the Elephant | Lincolnshire | 501(c)(3) | 2025 | |||
| Adew-Lives Matter Rescue Inc | Burbank | 501(c)(3) | 2022 | $0 | $0 | 2023-12 |
| Adopt A River Cat Inc | Aurora | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Adoptabull English Bulldog Rescue Inc- An Illinois NFP Corporation | Oswego | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Adventure Ahead Farm Fowl Rescue | Pekin | 501(c)(3) | 2025 | |||
| Adventures With Bailey | Bannockburn | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Air Shepherd | Chicago | 501(c)(3) | 2019 | $0 | $124 | 2024-12 |
| Aleta Brown Trust Fbo Kent County Humane Society | Chicago | 501(c)(3) | 1993 | $990,586 | 2025-12 | |
| All 4 Milo | Elgin | 501(c)(3) | 2024 | $0 | $0 | 2023-12 |
| All 4 the Love of Cats | Palatine | 501(c)(3) | 2013 | $0 | $0 | 2023-12 |
| All Those Left Behind Animal Rescue Inc | Morris | 501(c)(3) | 2013 | $0 | $0 | 2024-12 |
| Almost Home Animal Society Inc | Savanna | 501(c)(3) | 2014 | $0 | $0 | 2023-12 |
| American Association of Pet Parents | Riverside | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| American Brussels Griffon Association | Towanda | 501(c)(7) | 2002 | $0 | $0 | 2025-12 |
| American Fisheries Society - Illinois Chapter | Sullivan | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| American Saddle Horse Breeders Futurity of Illinois | Ashland | 501(c)(5) | 2025 | $0 | $0 | 2025-12 |
| American Wirehaired Pointing Griffon Foundation | Chicago | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Amos Fund | Sterling | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Ancient Free & Accepted Masons of Illinois | Springfield | 501(c)(10) | 1940 | $0 | $0 | 2025-12 |
| Angelina Foundation for Animal Welfare | Benton | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Angels On Wheels Animal Rescue NFP | Naperville | 501(c)(3) | 2014 | $0 | $0 | 2023-12 |
| Angels Wish Spay and Neuter Assistance Fund Corporation | Forreston | 501(c)(3) | 2023 | |||
| Animal Humane Advocacy | Cary | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Animal Law Alliance | Downers Grove | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Animal Rescue of Southern Illinois | Hoyleton | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Animal Services and Assistance Programs Inc | Marengo | 501(c)(3) | 2009 | $0 | $0 | 2024-12 |
| Animal Support Alliance | Mount Carmel | 501(c)(3) | 2026 | |||
| Animals of America NFP | Greenup | 501(c)(3) | 2023 | |||
| Animend | Arlington HTS | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Aprils Kittens | Melrose Park | 501(c)(3) | 2025 | $0 | $1 | 2025-12 |
| Aquarium Fish Sanctuary | Chicago | 501(c)(3) | 2009 | $0 | $0 | 2025-12 |
| Arabian Horse Archives | Winchester | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Area 51 Sanctuary Inc | Schaumburg | 501(c)(3) | 2019 | $1.3 million | 2025-12 | |
| Arlington Anglers Fishing Club Inc | Arlington HTS | 501(c)(3) | 2019 | $16,368 | 2025-12 | |
| Aurora Cares Animal Foundation Inc | Aurora | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Bailie Anns Runnin for Rescues Inc | Clinton | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Barbs Precious Rescue and Adoption Center NFP | Palatine | 501(c)(3) | 2014 | $1.2 million | 2025-12 | |
| Bark of An Angel Dog Rescue | LK in the HLS | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Bark4compassion Inc | Chicago | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Barks for Hearts | Northbrook | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Barnyard Animal Rescue Inc | Godfrey | 501(c)(3) | 2016 | $0 | $0 | 2023-12 |
| Barrys Helping Saints | Maple Park | 501(c)(3) | 2024 | |||
| Battles of Joshua Inc | Chicago | 501(c)(3) | 2025 | |||
| Baxter and Rockys Charity | Naperville | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Be Fidos Friend NFP | Chicago | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Bear Tails Animal Welfare | LK in the HLS | 501(c)(3) | 2026 | |||
| Bears Bites Foundation | West Peoria | 501(c)(3) | 2020 | $0 | $0 | 2024-12 |
| Because They All Deserve To Live | Capron | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Belle City Kennel Club Inc | Smithton | 501(c)(4) | 2017 | $0 | $0 | 2025-12 |
| Bellwood Stray Crew | Westchester | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Bernese Mountain Dog Club of Northeastern Illinois | Plano | 501(c)(7) | 2002 | $0 | $0 | 2024-12 |
| Bertha M Beecher Trust Uw 60123319 Fbo | Chicago | 501(c)(3) | 1995 | $144,293 | 2025-12 | |
| Better Awareness for Rescue K-9sinc | Palos Hills | 501(c)(3) | 2006 | $0 | $0 | 2025-12 |
| Bhca Foundation | Hampshire | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Bide-A-Wee Home Trust Uw P60775007 | Chicago | 501(c)(3) | 1972 | $1.9 million | 2025-07 | |
| Big Toms Community Cats | Kewanee | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Bird Conservation Network Inc | Skokie | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Bishops Small Dog Rescue Inc NFP | Waterloo | 501(c)(3) | 2013 | $0 | $0 | 2025-12 |
| Black Dog Animal Fund | Chicago | 501(c)(3) | 2015 | $0 | $0 | 2023-12 |
| Blackdog All Breed Dog Rescue | Glenview | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Blue Island Stray Dog Project | Blue Island | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Bodie Cares Therapeutic Pet Sevices | Bourbonnais | 501(c)(3) | 2024 | |||
| Bombshell Bullies Pit Bull Rescue Inc | Vernon Hills | 501(c)(3) | 2009 | $0 | $0 | 2024-12 |
| Bonafied LLC | Mount Morris | 501(c)(3) | 2020 | $0 | $0 | 2023-12 |
| Boop Cat Rescue | Champaign | 501(c)(3) | 2024 | $0 | $0 | 2026-08 |
| Botswana Wildlife Rescue NFP | Urbana | 501(c)(3) | 2026 | |||
| Bracco Italiano Health Foundation | Oak Brook | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Brooks McCormick Jr Trust for Animal Rights Law and Policy | Downers Grove | 501(c)(3) | 2015 | $49.1 million | 2024-12 | |
| Brunos Pro Bone O Pet Pantry | Geneva | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Buddies and Pals Animal Rescue | Medinah | 501(c)(3) | 2026 | |||
| Bunnies United Network | Naperville | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| C & S Fund | Huntley | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| CB & the Kitty Squad Animal Rescue | Roodhouse | 501(c)(3) | 2026 | |||
| Cache Creek | Orland Park | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Caillous Calling Animal Rescue | Hampshire | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Calming Creek Haven Company | Harvard | 501(c)(3) | 2018 | $0 | $0 | 2026-04 |
| Campus K9 Foundation | Pekin | 501(c)(3) | 2025 | |||
| Caring Animal Rescue Inc | Chicago | 501(c)(3) | 2021 | $0 | $0 | 2024-12 |
| Cass County Animal Rescue | Beardstown | 501(c)(3) | 2024 | |||
| Cat N Around Rescue Inc | Galesburg | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Cat Overpopulation Planned Endeavor | Coal City | 501(c)(3) | 2003 | $0 | $0 | 2022-12 |
| Cats of Carbondale TNR-NFP | Carbondale | 501(c)(3) | 2023 | $1 | 2025-09 |
Read from the IRS Exempt Organizations Business Master File, updated by the IRS on October 24, 2026 and rebuilt here every morning. Revenue and assets are from each organization's latest filing as the IRS lists it; the IRS record is the official one. Organizations only: no people are named on these pages.