Data / Nonprofits / Louisiana / Environment
Environment nonprofits in Louisiana: 295 registered with the IRS
295 environment nonprofits are registered with the IRS in Louisiana, 282 of them 501(c)(3) charities; the 87 that report revenue took in $100.7 million. The most are in New Orleans (51), Baton Rouge (43), Lafayette (15). The largest by revenue: Water Institute of the Gulf ($17.5 million), Deep South Center for Environmental Justice ($15.1 million), Taproot Earth ($9.6 million).
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Every organization, largest by revenue first
| Organization | City | Type | Since | Revenue | Assets | Filing |
|---|---|---|---|---|---|---|
| Water Institute of the Gulf | Baton Rouge | 501(c)(3) | 2011 | $17.5 million | $6.7 million | 2024-12 |
| Deep South Center for Environmental Justice | New Orleans | 501(c)(3) | 2005 | $15.1 million | $17.9 million | 2024-12 |
| Taproot Earth | Slidell | 501(c)(3) | 2022 | $9.6 million | $17.6 million | 2024-12 |
| Road Home Corporation | Baton Rouge | 501(c)(3) | 2008 | $8.1 million | $26.2 million | 2025-06 |
| Audubon Nature Institute Foundation | New Orleans | 501(c)(3) | 1991 | $3.9 million | $35.4 million | 2024-12 |
| The Coalition To Restore Coastal Louisiana | Baton Rouge | 501(c)(3) | 1988 | $3.6 million | $1.5 million | 2025-06 |
| Pontchartrain Conservancy | Metairie | 501(c)(3) | 1990 | $3.3 million | $1.9 million | 2024-12 |
| Louisiana Bucket Brigade | New Orleans | 501(c)(3) | 2001 | $3.3 million | $6.2 million | 2025-06 |
| Turkey Creek Water System Inc | Gilbert | 501(c)(12) | 2007 | $3 million | $6.1 million | 2025-12 |
| Healthy Gulf | New Orleans | 501(c)(3) | 1999 | $2.4 million | $6.2 million | 2024-12 |
| Knock Knock Childrens Museum Inc | Baton Rouge | 501(c)(3) | 2004 | $2.3 million | $8.3 million | 2024-12 |
| Louisiana Wildlife and Fisheries Foundation | Baton Rouge | 501(c)(3) | 1996 | $1.6 million | $5.9 million | 2025-12 |
| National Network of Abortion Funds | New Orleans | 501(c)(3) | 1994 | $1.6 million | $519,171 | 2025-06 |
| Alliance for Affordable Energy | New Orleans | 501(c)(3) | 2021 | $1.6 million | $2.5 million | 2025-06 |
| Water Collaborative of Greater New Orleans | New Orleans | 501(c)(3) | 2020 | $1.6 million | $838,379 | 2023-12 |
| Capital Area Corporate Recycling Counsel | Baton Rouge | 501(c)(3) | 1996 | $1.5 million | $614,889 | 2024-12 |
| Pelican Community Capital | Baton Rouge | 501(c)(3) | 2024 | $1.4 million | $958,499 | 2024-12 |
| Groundwork New Orleans | New Orleans | 501(c)(3) | 2024 | $1.3 million | $151,411 | 2024-12 |
| Sustaining Our Urban Landscape Soul | New Orleans | 501(c)(3) | 2019 | $1.3 million | $652,016 | 2026-03 |
| Louisiana Clean Fuels Inc | Baton Rouge | 501(c)(3) | 2022 | $1.3 million | $477,290 | 2025-09 |
| Center for Sportfishing Policy | Baton Rouge | 501(c)(4) | 2007 | $1.2 million | $697,876 | 2024-12 |
| American Rose Society | Shreveport | 501(c)(3) | 1983 | $1.2 million | $6.3 million | 2024-12 |
| Willwoods Community Management Inc | Metairie | 501(c)(3) | 2002 | $860,354 | $7.7 million | 2025-07 |
| Louisiana Environmental Action Network | Baton Rouge | 501(c)(3) | 1988 | $658,487 | $223,363 | 2024-12 |
| Water Wise Gulf South | New Orleans | 501(c)(3) | 2019 | $638,547 | $782,831 | 2024-12 |
| Common Ground Community Inc | Shreveport | 501(c)(3) | 2004 | $583,074 | $779,525 | 2025-12 |
| Lake Area Industry Alliance | Lake Charles | 501(c)(3) | 2001 | $541,655 | $478,857 | 2024-12 |
| Teaching Responsible Earth Education | New Orleans | 501(c)(3) | 1996 | $460,119 | $121,038 | 2025-07 |
| Green Light New Orleans | New Orleans | 501(c)(3) | 2007 | $456,435 | $609,701 | 2025-12 |
| Green Project Inc | New Orleans | 501(c)(3) | 1994 | $446,130 | $494,805 | 2024-06 |
| Grounds Krewe Nola Inc | New Orleans | 501(c)(3) | 2019 | $438,681 | $472,969 | 2026-04 |
| Atchafalaya Basinkeeper Inc | Plaquemine | 501(c)(3) | 2006 | $425,644 | $571,476 | 2025-12 |
| Keep Louisiana Beautiful Foundation Inc | Mandeville | 501(c)(3) | 2001 | $391,863 | $836,296 | 2025-06 |
| For A Better Bayou | Lake Charles | 501(c)(3) | 2023 | $377,663 | $270,327 | 2024-12 |
| Nebo Water System Inc | Harrisonburg | 501(c)(12) | 2016 | $364,694 | $5.6 million | 2024-12 |
| Louisiana Forestry Foundation | Alexandria | 501(c)(3) | 1969 | $362,645 | $3.5 million | 2024-12 |
| Proud Louisiana LLC | Lafayette | 501(c)(3) | 2020 | $348,338 | $130,617 | 2024-12 |
| Barataria-Terrbonne Estuary Foundation Inc | Thibodaux | 501(c)(3) | 1998 | $328,735 | $1 million | 2025-12 |
| Sardis Waters System Inc | Harrisonburg | 501(c)(12) | 2020 | $300,358 | $826,017 | 2024-12 |
| Sparta Foundation Inc | Minden | 501(c)(3) | 2023 | $253,968 | $160,591 | 2024-12 |
| Keep Livingston Parish Beautiful Inc | Baton Rouge | 501(c)(3) | 2002 | $253,313 | $213,141 | 2024-12 |
| Capital Resource Conservation and Development Council Inc | Hammond | 501(c)(3) | 1988 | $228,400 | $26,871 | 2025-09 |
| Friends of Hilltop Arboretum Inc | Baton Rouge | 501(c)(3) | 1988 | $226,463 | $464,422 | 2024-12 |
| Ouachita Green | West Monroe | 501(c)(3) | 2015 | $226,157 | $173,250 | 2025-12 |
| The Edward G Schlieder Urban Waste Management & Research Chair Trust | New Orleans | 501(c)(3) | 1993 | $213,713 | $1.8 million | 2025-06 |
| Nola Tree Project | New Orleans | 501(c)(3) | 2006 | $203,725 | $253,084 | 2024-12 |
| Restore Or Retreat | Thibodaux | 501(c)(3) | 2000 | $202,542 | $438,206 | 2025-12 |
| Wake | New Orleans | 501(c)(3) | 2020 | $185,938 | $100,618 | 2025-06 |
| Louisiana Grazing Lands Conservation Initiative | Baton Rouge | 501(c)(3) | 2014 | $184,844 | $133,224 | 2025-12 |
| Garden Study Club of New Orleans | Metairie | 501(c)(3) | 1980 | $173,490 | $256,321 | 2025-07 |
| First Peoples Conservation Council of Louisiana | Chauvin | 501(c)(3) | 2015 | $172,455 | $144,549 | 2025-12 |
| Louisiana Section Air & Waste Management Association | New Orleans | 501(c)(3) | 1995 | $164,074 | $279,843 | 2025-12 |
| Glassroots | New Orleans | 501(c)(3) | 2020 | $147,424 | $152,336 | 2024-12 |
| Open Waters Louisiana Inc | Metairie | 501(c)(3) | 2023 | $143,549 | $2,022 | 2024-12 |
| Louisiana Pacific Land & Water Conservancy | Lafayette | 501(c)(3) | 2004 | $142,165 | $12 million | 2024-12 |
| Querbes Park Foundation Inc | Shreveport | 501(c)(3) | 2025 | $141,228 | $128,279 | 2025-12 |
| Foundation for the Preserv of the Caroline Dormon Nature Preserv Inc | Natchitoches | 501(c)(3) | 1972 | $136,152 | $760,687 | 2025-12 |
| Friends of Jefferson the Beautiful Inc | Metairie | 501(c)(3) | 1999 | $125,945 | $48,040 | 2025-12 |
| Shreveport Garden Study Club | Shreveport | 501(c)(3) | 1998 | $112,408 | $539,200 | 2024-05 |
| Glass Act Recycling | Alexandria | 501(c)(3) | 2021 | $106,943 | $47,742 | 2025-12 |
| Toledo Bend Lake Association | Many | 501(c)(3) | 2002 | $89,418 | $218,729 | 2024-12 |
| Keep Bossier Beautiful | Bossier City | 501(c)(3) | 1990 | $83,621 | $65,799 | 2025-12 |
| Terrytown Economic Development Association | Baton Rouge | 501(c)(3) | 2013 | $81,460 | $3,733 | 2025-12 |
| Deep South Garden Clubs | Marrero | 501(c)(3) | 2017 | $74,159 | $60,901 | 2025-05 |
| Nola East Economic Development Focus Group | New Orleans | 501(c)(3) | 2021 | $68,421 | $35,579 | 2025-12 |
| Friends of False River Park Inc | New Roads | 501(c)(3) | 2019 | $64,800 | $8,940 | 2025-12 |
| American Rose Society | Shreveport | 501(c)(3) | 1983 | $63,806 | $135,393 | 2024-12 |
| Acadiana Native Plant Project Greaux Native | Sunset | 501(c)(3) | 2017 | $63,129 | $89,875 | 2024-12 |
| Jefferson Beautification Inc | New Orleans | 501(c)(3) | 1991 | $61,859 | $136,606 | 2024-12 |
| Keep Tiger Town Beautiful Inc | Baton Rouge | 501(c)(3) | 2023 | $60,714 | $102,808 | 2025-12 |
| Lafayette Parish Master Gardners Association | Lafayette | 501(c)(3) | 1999 | $59,881 | $181,256 | 2024-12 |
| Morehouse Beautification Inc | Bastrop | 501(c)(3) | 2007 | $53,399 | $120,524 | 2025-12 |
| St Tammany Masters Gardners Association | Covington | 501(c)(3) | 2017 | $51,933 | $53,054 | 2024-12 |
| Nela Supportive Communities | Ruston | 501(c)(3) | 2021 | $48,405 | $8,057 | 2025-12 |
| Baton Rouge Garden Center Inc | Baton Rouge | 501(c)(3) | 1981 | $48,344 | $7,205 | 2025-12 |
| Do It Greener Foundation | Lafayette | 501(c)(3) | 2020 | $42,227 | $76,274 | 2025-12 |
| Teche Project | Arnaudville | 501(c)(3) | 2010 | $33,720 | $53,272 | 2025-12 |
| Southwest Louisiana Conservation Association Inc | Lake Charles | 501(c)(3) | 2013 | $24,656 | $969,966 | 2025-12 |
| Friends of Bayou Lafourche Inc | Thibodaux | 501(c)(3) | 2017 | $21,474 | $119,690 | 2024-12 |
| Dorcheat Acres Water System Inc | Springhill | 501(c)(12) | 2024 | $20,813 | $1 | 2024-12 |
| Denham Springs Green Assoc Inc | Baton Rouge | 501(c)(3) | 2001 | $15,095 | $69,024 | 2025-06 |
| Tangipahoa Parish Master Gardener Association | Amite | 501(c)(3) | 2010 | $14,427 | $14,516 | 2025-12 |
| Urban Tree Alliance | Metairie | 501(c)(3) | 2023 | $13,701 | $12,763 | 2025-06 |
| Cca Louisiana Foundation | Baton Rouge | 501(c)(3) | 2007 | $13,068 | $258,291 | 2024-12 |
| Justice for Formosa Victims | Gretna | 501(c)(3) | 2020 | $10,334 | $360,522 | 2025-07 |
| Friends of Ruston Skatepark | Ruston | 501(c)(3) | 2021 | $5,752 | $16,355 | 2025-12 |
| Gulf Organized Fisheries in Solidarity and Hope Inc | Barataria | 501(c)(3) | 2018 | $1,136 | $376,435 | 2022-12 |
| 350 New Orleans Inc | New Orleans | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| 411forwomen | Baton Rouge | 501(c)(3) | 2025 | |||
| Acadiana Master Naturalists | Lafayette | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Allen Parish Rodeo Association | Elton | 501(c)(3) | 2024 | |||
| Amite River Preservation Association | Greenwel SPGS | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Anglers Bettering Louisianas Estuaries | Slidell | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Avian Events Support Team | Saint Gabriel | 501(c)(3) | 2011 | $0 | $11,808 | 2025-12 |
| Azalea Garden Club | New Iberia | 501(c)(3) | 2012 | $0 | $0 | 2026-05 |
| Backyard Sapphire of Acadiana | Lafayette | 501(c)(3) | 2024 | |||
| Barbara Harmon Johnson Foundation | Duson | 501(c)(3) | 2026 | |||
| Barrier Island Restoration and Development Society Inc | Gretna | 501(c)(3) | 2010 | $0 | $0 | 2025-06 |
| Baton Rouge Orchid Society | Baton Rouge | 501(c)(3) | 2021 | $0 | $0 | 2025-10 |
| Bayou Reefkeeping | Abita Springs | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Bayou Vermlion Preservation Association Inc | Lafayette | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Beekeepers of Tangi-Tamington | Covington | 501(c)(7) | 2022 | $0 | $0 | 2025-12 |
| Biome Stewardship Foundation Inc | Lafayette | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Bistineau Foundation | Shreveport | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Bullybox Passion Project | Opelousas | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Cajun Prairie Habitat Preservation Society | Boyce | 501(c)(3) | 1989 | $0 | $0 | 2025-12 |
| Cenla Daylily Society | Lake Charles | 501(c)(3) | 2016 | $0 | $0 | 2023-12 |
| Center for Human-Environmental Research | New Orleans | 501(c)(3) | 2017 | $0 | $124,679 | 2025-12 |
| Central Louisiana Coalition for A Clean & Healthy Environment | Colfax | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Clean Green Neighborhood | Baton Rouge | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Clean Pelican Inc | Baton Rouge | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Coastal Plain Conservancy | Lake Charles | 501(c)(3) | 2004 | $0 | $0 | 2025-12 |
| Community Power South | New Orleans | 501(c)(3) | 2024 | |||
| Concern Citizens of Mossville | Westlake | 501(c)(3) | 2026 | $0 | $0 | 2025-12 |
| Concerned Citizens of Houma Bayou Black & Gibson | Houma | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Concerned Citizens of St John Inc | Reserve | 501(c)(3) | 2026 | $1 | 2022-12 | |
| Confetti Kids Inc | New Orleans | 501(c)(3) | 2002 | $0 | $0 | 2025-12 |
| Covington Garden Club Inc | Covington | 501(c)(3) | 2018 | $0 | $0 | 2026-05 |
| Crisp | New Orleans | 501(c)(3) | 2025 | $0 | $0 | 2020-12 |
| Crown Community Garden | New Orleans | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Cultivating Culture | Slidell | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Culture of Cleanliness | New Orleans | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Cypress Area Garden Club | Benton | 501(c)(3) | 2000 | $0 | $0 | 2025-12 |
| Darbonne Master Gardeners Association | Farmerville | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Denham Springs Garden Club | Denham SPGS | 501(c)(3) | 2018 | $0 | $0 | 2026-03 |
| Dequincy Garden Club Inc | Dequincy | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| Dine Corporation | Shreveport | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| District Vi Garden Club | Covington | 501(c)(3) | 1953 | $0 | $0 | 2025-05 |
| Earth for All | Baton Rouge | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Easl Inc | Gonzales | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| East Baton Rouge Master Gardener Association | Baton Rouge | 501(c)(3) | 2001 | $0 | $0 | 2023-12 |
| Ecorigs Non Profit Organization | New Orleans | 501(c)(3) | 2000 | $0 | $0 | 2023-12 |
| Feliciana Forestry Association | Clinton | 501(c)(5) | 2003 | $0 | $0 | 2025-12 |
| Feliciana Preserve Landowner Association Inc | Baton Rouge | 501(c)(3) | 1997 | $312,392 | 2025-12 | |
| Festival Des Fleurs de Louisiane Inc | Carencro | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| First Union Baptist Church | Alexandria | 501(c)(3) | 2002 | |||
| Friends of Cohn Arboretum | Baton Rouge | 501(c)(3) | 2018 | $0 | $0 | 2023-12 |
| Friends of Lake Concordia | Vidalia | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Friends of Palmer Park | New Orleans | 501(c)(3) | 2015 | $0 | $0 | 2024-12 |
| Friends of Palmetto Island State Park Inc | Perry | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Friends of West End Inc | New Orleans | 501(c)(3) | 2009 | $0 | $0 | 2023-12 |
| Friends of the Atchafalaya | Prairieville | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Friends of the Atchafalaya National Estuarine Research Reserve Inc | Morgan City | 501(c)(3) | 2024 | $0 | $0 | 2025-06 |
| Friends of the Coates Bluff Nature Trail | Shreveport | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Friends of the Community of Franklin Inc | Franklin | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Friends of the Red River National Wildlife Refuge Inc | Bossier City | 501(c)(3) | 2005 | $0 | $0 | 2025-09 |
| Future Wetlands Inc | Covington | 501(c)(3) | 2023 | $0 | $0 | 2023-12 |
| Good Earth Resilience Project | Houma | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Greater New Orleans Bromeliad Society Inc | Kenner | 501(c)(7) | 2026 | $0 | $0 | 2025-12 |
| Greater New Orleans Iris Society Inc | Metairie | 501(c)(3) | 2017 | $0 | $0 | 2024-12 |
| Green Fund Inc | Mandeville | 501(c)(3) | 1994 | $0 | $0 | 2026-08 |
| Gretna Community Association | Gretna | 501(c)(3) | 2001 | $0 | $0 | 2025-12 |
| Gulf Coast Watermen Inc | New Orleans | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
| Habana Works Inc | New Orleans | 501(c)(3) | 2007 | $0 | $913 | 2024-12 |
| Herb Society of America Inc-Baton Rouge Unit | Baton Rouge | 501(c)(3) | 1997 | $0 | $0 | 2026-06 |
| Inclusive Tech South Foundation | New Orleans | 501(c)(3) | 2022 | $0 | $0 | 2023-12 |
| Join for Clean Air | New Orleans | 501(c)(3) | 2022 | $13,184 | 2023-12 | |
| Keep Abita Beautiful | Abita Springs | 501(c)(3) | 2018 | $0 | $0 | 2025-06 |
| Keep Algiers Beautiful | New Orleans | 501(c)(3) | 2025 | |||
| Keep Carencro Beautiful | Carencro | 501(c)(3) | 2025 | |||
| Keep Covington Beautiful Inc | Covington | 501(c)(3) | 1995 | $0 | $0 | 2025-12 |
| Keep Saint Bernard Beautiful | Chalmette | 501(c)(3) | 2024 | |||
| Keep Slidell Beautiful Inc | Slidell | 501(c)(3) | 2025 | $81,036 | 2022-12 | |
| Keep West Feliciana Beautiful | St Francisvle | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Keep Westbank Beautiful | Marrero | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Keep the Boot Strong Foundation | St Bernard | 501(c)(3) | 2026 | |||
| Krewe Du Cypress | New Orleans | 501(c)(3) | 2023 | $0 | $0 | 2025-06 |
| Krewe of Ascension Mambo | Gonzales | 501(c)(3) | 2024 | |||
| LGCF District II | River Ridge | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| La-Terre Master Gardeners Association | Houma | 501(c)(3) | 2002 | $0 | $0 | 2026-05 |
| Lafayette Garden Club Federation | Lafayette | 501(c)(3) | 1953 | $0 | $0 | 2026-05 |
| Lake Charles Facilities Corporation | Lake Charles | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Lakeshore Beautification Corporatio N | Slidell | 501(c)(3) | 2026 | |||
| Las Cabezas Inc | Zwolle | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Lecompte Garden Club Inc | Lecompte | 501(c)(3) | 2004 | $0 | $0 | 2026-03 |
| Les Reflections Du Bayou | Cut Off | 501(c)(3) | 1997 | $0 | $0 | 2025-12 |
| Levity | Arnaudville | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Livingston Master Gardener Association | Livingston | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Lora Foundation Inc | Baton Rouge | 501(c)(3) | 2021 | $3,219 | 2025-12 | |
| Louisiana Bayou Society | Breaux Bridge | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Louisiana Citizens for Our Future | Baton Rouge | 501(c)(6) | 2026 | |||
| Louisiana Coastal Preservation Foundation | Chalmette | 501(c)(3) | 2022 | $1 | 2025-12 | |
| Louisiana Environmental Educators Association | Longville | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Louisiana Future Projects Corporation | Metairie | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Louisiana Garden Club Federation | Baton Rouge | 501(c)(3) | 1953 | $0 | $0 | 2025-05 |
| Louisiana Garden Club Federation | Baton Rouge | 501(c)(3) | 1953 | $0 | $0 | 2026-05 |
| Louisiana Garden Club Federation | Lafayette | 501(c)(3) | 1953 | $0 | $0 | 2025-05 |
| Louisiana Garden Club Federation | Jennings | 501(c)(3) | 1953 | $0 | $0 | 2024-05 |
| Louisiana Garden Club Federation | Mandeville | 501(c)(3) | 1953 | $0 | $0 | 2024-12 |
| Louisiana Garden Club Federation | Lake Charles | 501(c)(3) | 1953 | $0 | $0 | 2026-03 |
| Louisiana Garden Club Federation | Houma | 501(c)(3) | 1953 | $0 | $0 | 2025-05 |
| Louisiana Garden Club Federation | Grand Isle | 501(c)(3) | 2019 | $0 | $0 | 2026-05 |
| Louisiana Garden Club Federation | Ferriday | 501(c)(3) | 1953 | $0 | $0 | 2026-05 |
| Louisiana Garden Club Federation | Oak Grove | 501(c)(3) | 1953 | $0 | $0 | 2025-03 |
| Louisiana Garden Club Federation | Delhi | 501(c)(3) | 1953 | $0 | $0 | 2024-03 |
| Louisiana Garden Club Federation | Vidalia | 501(c)(3) | 1953 | $0 | $0 | 2024-05 |
| Louisiana Garden Club Federation | Abbeville | 501(c)(3) | 1953 | $0 | $0 | 2025-05 |
| Louisiana Garden Club Federation | Abbeville | 501(c)(3) | 1953 | $0 | $0 | 2025-12 |
| Louisiana Garden Club Federation | Oakdale | 501(c)(3) | 1953 | $0 | $0 | 2025-12 |
| Louisiana Garden Club Federation | Marksville | 501(c)(3) | 1953 | $0 | $0 | 2025-05 |
| Louisiana Greater Caddo Lake Association | Mooringsport | 501(c)(3) | 2010 | $0 | $0 | 2024-12 |
| Louisiana Lakes Conservancy | Baton Rouge | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Louisiana Master Naturalist Association Incorporated | Lafayette | 501(c)(3) | 2019 | $0 | $0 | 2026-06 |
| Louisiana Master Naturalist of Greater Baton Rouge | Baton Rouge | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Louisiana Master Naturalist-Northeast | West Monroe | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Louisiana Master Naturalists Northwest Louisiana Chapter Inc | Benton | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Louisiana Master Naturalists of Greater New Orleans | New Orleans | 501(c)(3) | 2014 | $0 | $0 | 2025-12 |
| Louisiana Purchase Cypress Legacy | New Orleans | 501(c)(3) | 2024 | $0 | $0 | 2024-11 |
| Louisiana Recycling Coalition | Baton Rouge | 501(c)(3) | 2022 | $0 | $0 | 2024-12 |
| Louisiana Science Supervisors Organization | Kenner | 501(c)(3) | 1993 | $0 | $0 | 2025-12 |
| Louisiana Wild Society | St Francisvle | 501(c)(3) | 2023 | $0 | $0 | 2024-12 |
| Lousiana Garden Club Federation Inc | New Orleans | 501(c)(3) | 1953 | $0 | $0 | 2025-05 |
| Lousiana Garden Club Federation Inc | Lake Charles | 501(c)(3) | 1953 | $0 | $0 | 2026-05 |
| Lousiana Garden Club Federation Inc | Extension | 501(c)(3) | 1953 | $0 | $0 | 2026-05 |
| Lousiana Garden Club Federation Inc | Cottonport | 501(c)(3) | 1953 | $0 | $0 | 2025-05 |
| Lousiana Garden Club Federation Inc | New Iberia | 501(c)(3) | 1953 | $0 | $0 | 2026-05 |
| Lousiana Garden Club Federation Inc | Gonzales | 501(c)(3) | 1953 | $0 | $0 | 2026-05 |
| Lousiana Garden Club Federation Inc | Marksville | 501(c)(3) | 1953 | $0 | $0 | 2026-05 |
| Love How You Feel Planet Earth Inc | Lafayette | 501(c)(3) | 2012 | |||
| Master Gardeners of Greater New Orleans Incorporated | Metairie | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Michelles Earth Foundation | New Orleans | 501(c)(3) | 2007 | $0 | $0 | 2024-12 |
| Mighty Mo Junk Removal and Hauling Inc | Stonewall | 501(c)(3) | 2025 | |||
| Modern Civilian Conservation Corps | Denham SPGS | 501(c)(3) | 2025 | |||
| Monroe Garden Club | Monroe | 501(c)(3) | 2005 | $0 | $0 | 2025-05 |
| Myrtle Grove Land Preservation Inc | Metairie | 501(c)(3) | 2010 | $0 | $0 | 2025-12 |
| National Wildbird Refuge Inc | St Francisvle | 501(c)(3) | 1992 | $0 | $0 | 2025-12 |
| Native Plant Initiative of Greater New Orleans | Jefferson | 501(c)(3) | 2019 | $0 | $0 | 2025-12 |
| Never Forsaken Safe Haven | Slidell | 501(c)(3) | 2026 | |||
| New Orleans Orchid Society | Metairie | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| New Orleans Oyster Festival | Metairie | 501(c)(4) | 2010 | $0 | $0 | 2023-12 |
| New Orleans for Lincoln Beach | New Orleans | 501(c)(3) | 2025 | |||
| Nola Cans 4 Food | New Orleans | 501(c)(3) | 2023 | $1 | 2025-12 | |
| North Central Louisiana Master Gardeners Inc | Ruston | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| Northlake Nature Center Inc | Mandeville | 501(c)(3) | 1984 | $0 | $0 | 2025-06 |
| Northshore Riverwatch | Folsom | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Ouachita Mountains Biological Station | Shreveport | 501(c)(3) | 1999 | $529,790 | 2024-12 | |
| Pacific Basin Consortium for Environment and Health | Baton Rouge | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Parks for All | New Orleans | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Peoples Forest Foundation | Covington | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Piles and Peels | Lake Charles | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Piney Hills Prescribed Burn Assoication | Ruston | 501(c)(3) | 2025 | $0 | $0 | 2025-12 |
| Ponder & Jody Jones Memorial Fund Inc | Denham SPGS | 501(c)(3) | 2009 | $0 | $0 | 2023-12 |
| Priorities Intentions Practical Exchanges Inc | Shreveport | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Rapides Wildlife Association | Cheneyville | 501(c)(4) | 2011 | $0 | $0 | 2025-12 |
| Recover Acadiana | Lafayette | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Red River Clean Up Inc | Bossier City | 501(c)(3) | 2016 | $0 | $0 | 2024-12 |
| Red River Coalition of Community Gardeners | Shreveport | 501(c)(3) | 2012 | $0 | $0 | 2025-12 |
| Red Stick S P A C E | Baton Rouge | 501(c)(3) | 2025 | $0 | $0 | 2024-12 |
| Response Emergency Training Consultants | Baton Rouge | 501(c)(3) | 2011 | $0 | $0 | 2024-12 |
| Responsible Anglers United Inc | Raceland | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Restoration Initiative in the Gulf Foundation | Baton Rouge | 501(c)(3) | 2012 | $0 | $0 | 2024-12 |
| Restore Trust | Longville | 501(c)(3) | 2004 | $8,591 | 2025-03 | |
| Ropes of Hope Foundation Inc | Lafayette | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Rural Roots Louisiana | Donaldsonvlle | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Sabine Parish Chapter of the Louisiana Master Gardners | Many | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Sailors Against Litter Inc | New Orleans | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Sanctuary Earth | Baton Rouge | 501(c)(3) | 2015 | $0 | $0 | 2025-12 |
| Save Audubon Park | New Orleans | 501(c)(3) | 2002 | $0 | $0 | 2024-12 |
| Scenic Lafayette | Lafayette | 501(c)(3) | 2018 | $0 | $0 | 2024-12 |
| Score Risers Breaking Barriers | Port Allen | 501(c)(3) | 2024 | $0 | $0 | 2024-12 |
| Sea Clean International | Mandeville | 501(c)(3) | 2024 | |||
| Shorty Hauling and Outreach Inc | Stonewall | 501(c)(3) | 2024 | $0 | $0 | 2025-12 |
| Shreveport Neighborhoods Business Association LLC | Shreveport | 501(c)(3) | 2022 | $835 | 2025-12 | |
| Shreveport Society for Nature Study Inc | Shreveport | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Simply Projects Louisiana | Bossier City | 501(c)(3) | 2019 | $0 | $0 | 2023-12 |
| Soigner | Abbeville | 501(c)(3) | 2025 | |||
| Southeast Land Conservancy | Hammond | 501(c)(3) | 2020 | $0 | $0 | 2025-12 |
| Southeast Louisiana Daylily Society Inc | Terrytown | 501(c)(3) | 2023 | $0 | $0 | 2025-12 |
| Southeast Louisiana Prescribed Burn Association | New Orleans | 501(c)(3) | 2026 | |||
| Southwest Louisiana Master Naturalists | Lake Charles | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| Spanish Lake Ecological Education Center | Baton Rouge | 501(c)(3) | 2016 | $0 | $0 | 2026-04 |
| Spring Bayou Restoration Team Inc | Marksville | 501(c)(3) | 2008 | $0 | $0 | 2025-03 |
| St Charles Avenue Association Inc | New Orleans | 501(c)(3) | 1990 | $0 | $0 | 2025-12 |
| St Martinville Garden Club | St Martinvlle | 501(c)(3) | 2019 | $0 | $0 | 2026-05 |
| Starks Garden Club | Starks | 501(c)(4) | 2015 | $0 | $0 | 2026-06 |
| Tchefuncte River Foundation Inc | Madisonville | 501(c)(3) | 2011 | $0 | $0 | 2025-12 |
| Teleios | Zachary | 501(c)(3) | 2025 | |||
| Tensas Conservancy Coalition | Shreveport | 501(c)(3) | 2011 | $695,035 | 2025-12 | |
| The Baton Rouge Botanic Garden Foundation | Baton Rouge | 501(c)(3) | 2018 | $0 | $0 | 2025-12 |
| The Hammond Garden Club | Hammond | 501(c)(3) | 2005 | $0 | $0 | 2026-03 |
| The Louisiana Native Plant Society | Boyce | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| The Street Angels | Prairieville | 501(c)(3) | 2025 | |||
| Thrive Community Enrichment & Development Corporation | Lake Charles | 501(c)(3) | 2020 | $0 | $0 | 2025-06 |
| Tickfaw 200 Inc | Springfield | 501(c)(4) | 1999 | $0 | $16,254 | 2023-06 |
| Tierra International Foundation | Lafitte | 501(c)(3) | 2016 | $0 | $0 | 2025-12 |
| Tire Recovery Foundation | Baton Rouge | 501(c)(3) | 2021 | $0 | $0 | 2025-12 |
| Tree Canopy Nola | New Orleans | 501(c)(3) | 2025 | |||
| Trees for Shade | Kenner | 501(c)(3) | 2026 | |||
| Treesacadiana | Broussard | 501(c)(3) | 2017 | $0 | $0 | 2025-12 |
| U S Green Building Council Louisiana Chapter | Baton Rouge | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Voice of the Wetlands | Houma | 501(c)(3) | 2007 | $0 | $0 | 2025-12 |
| Washington Garden Club Inc | Washington | 501(c)(3) | 2017 | $0 | $0 | 2025-10 |
| Westwego Beautification Commission | Westwego | 501(c)(3) | 2019 | $0 | $0 | 2025-09 |
| Wildlife Concern International Inc | New Orleans | 501(c)(3) | 1993 | $0 | $0 | 2024-12 |
| Woven Roots Community Gardens | New Orleans | 501(c)(3) | 2022 | $0 | $0 | 2025-12 |
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.