Data / Foundation grants / Sixsibs Foundation Inc
Sixsibs Foundation Inc: 77 grants to organizations, $1.1 million (tax year ended December 2024)
Sixsibs Foundation Inc, a private foundation in Milwaukee, WI, paid 77 grants to organizations totaling $1,112,296 in its tax year ended December 2024, according to its Form 990-PF filed with the IRS on November 12, 2025. The largest was $150,000 to Mmac Community Support Foundation in Milwaukee, WI for the sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes..
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- EIN
- 990972777
- Based in
- Milwaukee, WI
- Assets
- $21,493,652
- Grants paid
- $1,112,296
- Tax year ended
- December 2024
Grants paid, tax year ended December 2024
From the Form 990-PF filed November 12, 2025, IRS object ID 202503169349102600. It reported $1,112,296 in grants paid; 77 grants to organizations are listed.
| Recipient | Location | Purpose | Cause | Amount | Source |
|---|---|---|---|---|---|
| Mmac Community Support Foundation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Community improvement and capacity building | $150,000 | apps.irs.gov |
| Wisconsin Institute for Law & Liberty | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Crime and legal-related | $148,272 | apps.irs.gov |
| Versiti Blood Research Institute Foundation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Health care | $128,672 | apps.irs.gov |
| Florentine Opera | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Arts, culture and humanities | $113,850 | apps.irs.gov |
| Junior Achievement of Wisconsin Inc | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | International, foreign affairs and national security | $103,100 | apps.irs.gov |
| Milwaukee Symphony Orchestra | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Arts, culture and humanities | $45,750 | apps.irs.gov |
| Milwaukee World Festival Inc | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Arts, culture and humanities | $36,702 | apps.irs.gov |
| Medical College of Wisconsin | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Education | $25,500 | apps.irs.gov |
| Milwaukee Public Museum | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Arts, culture and humanities | $25,000 | apps.irs.gov |
| Wisconsin Breast Cancer Showhouse | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $25,000 | apps.irs.gov | |
| Uwm Foundation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Education | $19,500 | apps.irs.gov |
| Wisconsin Women's Business Initiative Corporation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $19,500 | apps.irs.gov | |
| Penfield Children's Center | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $15,000 | apps.irs.gov | |
| University School of Milwaukee | River Hills, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Education | $15,000 | apps.irs.gov |
| All-In-Milwaukee | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Education | $10,000 | apps.irs.gov |
| Boys & Girls Club (milwaukee) | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $10,000 | apps.irs.gov | |
| Door County YMCA | Sturgeon Bay, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Education | $10,000 | apps.irs.gov |
| Fox Point Lutheran Church | Fox Point, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $10,000 | apps.irs.gov | |
| Roger's Memorial Foundation | Oconomowoc, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $10,000 | apps.irs.gov | |
| St Marcus School | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $10,000 | apps.irs.gov | |
| The Adelson School | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $10,000 | apps.irs.gov | |
| The Ridges Sanctuary | Baileys Harbor, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Animal-related | $10,000 | apps.irs.gov |
| Umc Foundation Inc | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Health care | $10,000 | apps.irs.gov |
| University of Chicago | Chicago, IL | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Education | $10,000 | apps.irs.gov |
| Badger Institute Inc | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Public and societal benefit | $9,850 | apps.irs.gov |
| Make-A-Wish Southern Nevada | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $7,500 | apps.irs.gov | |
| Milwaukee Public Libraryfoundation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $7,000 | apps.irs.gov | |
| After Breast Cancer Diagnosis Inc (abcd Inc) | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $6,000 | apps.irs.gov | |
| Children's Wisconsin Foundation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $6,000 | apps.irs.gov | |
| Alzheimer's Association | Minnetonka, MN | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $5,000 | apps.irs.gov | |
| Charles E Kubly Foundation | Mequon, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Mental health and crisis intervention | $5,000 | apps.irs.gov |
| Froedtert & Medical College of Wis Cancer Center | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $5,000 | apps.irs.gov | |
| Interlochen Center for the Arts | Interlochen, MI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Arts, culture and humanities | $5,000 | apps.irs.gov |
| Milwaukee Area Technical College | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $5,000 | apps.irs.gov | |
| Ronald McDonald House of Greater Las Vegas | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $5,000 | apps.irs.gov | |
| Sue Baldwin Fund | Egg Harbor, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Diseases, disorders and medical disciplines | $5,000 | apps.irs.gov |
| Three Square | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Food, agriculture and nutrition | $5,000 | apps.irs.gov |
| Walkers Point Youth and Family Center | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Human services | $5,000 | apps.irs.gov |
| War Memorial Center | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $5,000 | apps.irs.gov | |
| America Scores - Milwaukee | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $4,000 | apps.irs.gov | |
| Safe & Sound | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Crime and legal-related | $3,500 | apps.irs.gov |
| Gigi's Playhouse Las Vegas | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,500 | apps.irs.gov | |
| Junior League of Las Vegas | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Community improvement and capacity building | $2,500 | apps.irs.gov |
| Milwaukee Ballet | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Arts, culture and humanities | $2,500 | apps.irs.gov |
| The Mob Museum | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,500 | apps.irs.gov | |
| Feeding America Eastern Wisconsin | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Food, agriculture and nutrition | $2,000 | apps.irs.gov |
| Green Lake Conservatory | Green Lake, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,000 | apps.irs.gov | |
| Hunger Task Force | West Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,000 | apps.irs.gov | |
| Institute for Justice - Arlington Va | Arlington, VA | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,000 | apps.irs.gov | |
| Kewaskum Remembers 911 | Kewaskum, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,000 | apps.irs.gov | |
| Leukemia & Lymphoma Society of Wisconsin | Detroit, MI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,000 | apps.irs.gov | |
| Milwaukee Country Club Scholars Foundation | River Hills, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,000 | apps.irs.gov | |
| Running Rebels Community Organization | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Youth development | $2,000 | apps.irs.gov |
| The Gathering | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $2,000 | apps.irs.gov | |
| Warriors & Quiet Waters Foundation | Bozeman, MT | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Health care | $2,000 | apps.irs.gov |
| Blue Lotus Farm & Retreat Center | West Bend, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Philanthropy, voluntarism and grantmaking foundations | $1,000 | apps.irs.gov |
| Harvard Business School Club of Wi | Brookfield, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Heart Mountain Wyoming Fund | Powell, WY | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Independence First (milw Wi) | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Meta House | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Milwaukee Rescue Mission | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Next Door Foundation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Recreation and sports | $1,000 | apps.irs.gov |
| Nieghborhood House of Milwaukee | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Pathways High | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Education | $1,000 | apps.irs.gov |
| Ronald McDonald House Milwaukee | Wauwatosa, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Saving Our Sisters | Land O Lakes, FL | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Sharp Literacy Milwaukee | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Special Olympics Madison Wi | Madison, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $1,000 | apps.irs.gov | |
| Springs Preserve Foundation | Las Vegas, NV | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Environment | $1,000 | apps.irs.gov |
| French Immersion Foundation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $500 | apps.irs.gov | |
| Junior League of Milwaukee Inc | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Community improvement and capacity building | $500 | apps.irs.gov |
| Kelben Foundation | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $500 | apps.irs.gov | |
| Metro Mountain Bikers | Colgate, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $500 | apps.irs.gov | |
| Milwaukee Chinese Community Center | Brookfield, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $500 | apps.irs.gov | |
| Rotary Foundation Milwaukee | Milwaukee, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $500 | apps.irs.gov | |
| Wisconsin Interscholastic Cycling League | Oak Creek, WI | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | $500 | apps.irs.gov | |
| Software in the Public Interest | New York, NY | The sixsibs foundation makes contributions for the general charitable activities of the recipients listed. the foundation has not designated these contributions for specific purposes. | Science and technology | $100 | apps.irs.gov |
Causes funded
From grants whose recipient has a cause.
| Cause | Granted |
|---|---|
| Arts, culture and humanities | $228,802 |
| Community improvement and capacity building | $153,000 |
| Crime and legal-related | $151,772 |
| Health care | $140,672 |
| International, foreign affairs and national security | $103,100 |
| Education | $91,000 |
| Animal-related | $10,000 |
| Public and societal benefit | $9,850 |
States funded
| Recipient state | Granted |
|---|---|
| Wisconsin | $1,038,196 |
| Nevada | $46,000 |
| Illinois | $10,000 |
| Michigan | $7,000 |
| Minnesota | $5,000 |
| Virginia | $2,000 |
| Montana | $2,000 |
| Wyoming | $1,000 |
Also on SpecStream
- Who funds arts, culture and humanities in Wisconsin
- Who funds crime and legal-related in Wisconsin
- Who funds community improvement and capacity building in Wisconsin
- Who funds health care in Wisconsin
- Who funds international, foreign affairs and national security in Wisconsin
- Who funds education in Wisconsin
Updated November 12, 2025. Read from IRS Form 990-PF e-file data. Public domain (U.S. government work). Grants are as each foundation reported them to the IRS on its Form 990-PF. Grants to individuals are left out. A grant has a cause only where the recipient's name and city match one organization in the IRS Business Master File, and the cause is that organization's NTEE major group. Free to reuse with credit to SpecStream under CC BY 4.0. Spot a wrong value? Write to [email protected] with the link to this page.