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Directory · Environment · Connecticut

All environmental nonprofits in Connecticut

All 214 environmental nonprofits in Connecticut with a Form 990 on file, largest first — follow any to its profile. Showing 1–214 (page 1 of 1).

Organizations
441
Total revenue
$179.4M
Total assets
$1.3B

Environment in Connecticut · 1–214

Chantecaille Family Foundation 501(c)(3) · Greenwich, CT $8.6M
Friends Of The Hoppers-Birge Pond Nature Preserve Inc 501(c)(3) · Bristol, CT $33K
The Magnaverde Foundation Inc 501(c)(3) · Greenwich, CT $0
Newtown Earth Day 501(c)(3) · Newtown, CT $5K
The Susan Elaine Foundation Inc 501(c)(3) · Old Saybrook, CT $54K
Long Pond Common Land Trust Co 501(c)(3) · Ledyard, CT $0
Pond Mountain Trust Inc 501(c)(3) · Kent, CT $116K
Connecticut Chapter Of Achmm Inc 501(c)(3) · Plainville, CT $2K
Tamoray Land Trust 501(c)(3) · Sharon, CT $0
Equitable Earth Charitable Foundation 501(c)(3) · Norwalk, CT $0
Wildshare Inc 501(c)(3) · Georgetown, CT $0
Somers Beautification 501(c)(3) · Somers, CT $10K
Hunt Hill Farm Trust Inc 501(c)(3) · New Milford, CT $0
Old Stone Mill Foundation Trust 501(c)(3) · Colchester, CT $838K
The@Ocean View Foundation Inc 501(c)(3) · Cos Cob, CT $102K
Eversource Energy Land Trust Inc 501(c)(3) · Hartford, CT $0
Morse Wilson Family Foundation 501(c)(3) · Trumbull, CT $304K
Conneticut Maritime Foundation Inc 501(c)(3) · Mystic, CT $1.6M
Northington Meadow 501(c)(3) · Avon, CT $19K
Ocean Exploration Trust Inc 501(c)(3) · New London, CT $19.3M
Inclusive Prosperity Capital Inc 501(c)(3) · Hartford, CT $10.8M
Northwest Connecticut Land Conservancy Inc 501(c)(3) · Kent, CT $9.6M
The Connecticut Audubon Society Incorporated 501(c)(3) · Fairfield, CT $8.4M
Save The Sound Inc 501(c)(3) · New Haven, CT $7.9M
Keep America Beautiful Inc 501(c)(3) · Stamford, CT $7.7M
Steep Rock Association Inc 501(c)(3) · Washington Dt, CT $4.6M
Connecticut Citizen Research Group Inc 501(c)(3) · Hartford, CT $4.3M
Earthplace The Nature Discovery Center Inc 501(c)(3) · Westport, CT $5.2M
Connecticut Land Conservation Council Inc 501(c)(3) · Middletown, CT $3.7M
Ct Energy Efficiency Finance Company 501(c)(3) · Wallingford, CT $3.6M
Sound Waters Inc 501(c)(3) · Stamford, CT $3.3M
Sharon Land Trust Inc 501(c)(3) · Sharon, CT $3.0M
Aspetuck Land Trust Inc 501(c)(3) · Fairfield, CT $2.8M
Land Trust Of Darien Inc 501(c)(3) · Darien, CT $2.8M
Winchester Land Trust Inc 501(c)(3) · Winchester Center, CT $375K
New Canaan Nature Center Association Inc 501(c)(3) · New Canaan, CT $2.3M
Environmental Learning Centers Of Connecticut Inc 501(c)(3) · Bristol, CT $2.3M
Housatonic Valley Association Inc 501(c)(3) · Cornwall Bridge, CT $1.7M
Wholesome Wave Inc 501(c)(3) · Bridgeport, CT $2.1M
Wyndham Land Trust Inc 501(c)(3) · Pomfret Ctr, CT $2.1M
Flanders Nature Center Inc Van Vleck Farm 501(c)(3) · Woodbury, CT $1.7M
Connecticut Resource Conservation And Development Area Inc 501(c)(3) · Haddam, CT $1.7M
Holcomb Farm Inc 501(c)(3) · West Granby, CT $619K
Climate Change For All Educators Inc 501(c)(3) · New Canaan, CT $1.5M
Avalonia Land Conservancy Inc 501(c)(3) · Ledyard, CT $1.4M
Newtown Forest Association Inc 501(c)(3) · Newtown, CT $1.4M
Denison Pequotsepos Nature Center Inc 501(c)(3) · Mystic, CT $1.4M
Roxbury Land Trust Inc 501(c)(3) · Roxbury, CT $1.4M
Greater Bridgeport Communityenterprises Inc - Gbce 501(c)(3) · Bridgeport, CT $1.4M
Bartlett Arboretum Association Inc 501(c)(3) · Stamford, CT $1.3M
New Pond Farm Education Center Inc 501(c)(3) · West Redding, CT $1.3M
Lyme Land Conservation Trust Inc 501(c)(3) · Old Lyme, CT $1.2M
Darien Nature Center Inc 501(c)(3) · Darien, CT $1.2M
Renew Northeast Inc 501(c)(6) · Madison, CT $1.0M
North Central Conservation District Inc 501(c)(3) · Vernon, CT $676K
White Memorial Conservation Center Inc 501(c)(3) · Litchfield, CT $1.0M
The Greenwich Land Trust Inc 501(c)(3) · Greenwich, CT $1.0M
The Last Green Valley Inc 501(c)(3) · Danielson, CT $1.0M
Litchfield Land Trust Inc 501(c)(3) · Litchfield, CT $999K
East Haddam Land Trust Inc 501(c)(3) · East Haddam, CT $972K
Reforest The Tropics Inc 501(c)(3) · Mystic, CT $965K
Colebrook Land Conservancy Inc 501(c)(3) · Colebrook, CT $217K
Essex Land Trust Inc 501(c)(3) · Essex, CT $911K
Madison Land Conservation Trust Inc 501(c)(3) · Madison, CT $866K
Greenwich Botanical Center Inc 501(c)(3) · Cos Cob, CT $499K
Pratt Nature Center Inc 501(c)(3) · New Milford, CT $814K
Gather New Haven 501(c)(3) · New Haven, CT $801K
Woodcock Nature Center Inc 501(c)(3) · Wilton, CT $772K
Global 2050 Inc 501(c)(3) · Old Lyme, CT $303K
Granby Land Trust Inc 501(c)(3) · Granby, CT $1.0M
Warren Land Trust Inc 501(c)(3) · Warren, CT $212K
Norfolk Land Trust Inc 501(c)(3) · Norfolk, CT $664K
Farmington River Watershed Association Inc 501(c)(3) · Simsbury, CT $646K
Joshuas Tract Conservation & Historic Trust 501(c)(3) · Mansfield Ctr, CT $644K
Westport Womans Club Inc 501(c)(3) · Westport, CT $640K
Efficiency For All Inc 501(c)(3) · Windsor, CT $625K
Northwest Conservation District Inc 501(c)(3) · Torrington, CT $598K
Friends Of The Norwalk River Valley Trail Inc 501(c)(3) · Georgetown, CT $583K
Southwest Conservation District Inc 501(c)(3) · Hamden, CT $582K
Bolton Land Trust Inc 501(c)(3) · Bolton, CT $19K
Hartford Land Bank Inc 501(c)(3) · Hartford, CT $557K
North American Marine Environment Protection Association Inc 501(c)(3) · Weston, CT $537K
Farmington Land Trust Inc 501(c)(3) · Unionville, CT $499K
Middlebury Land Trust Inc 501(c)(3) · Middlebury, CT $498K
Waveny Park Conservancy Inc 501(c)(3) · New Canaan, CT $476K
Branford Land Trust Inc 501(c)(3) · Branford, CT $471K
Guilford Land Conservation Trust Inc 501(c)(3) · Guilford, CT $279K
Lake Waramaug Task Force Inc 501(c)(3) · Warren, CT $463K
Connecticut Roundtable On Climate And Jobs 501(c)(3) · Clinton, CT $454K
Redding Land Trust Incorporated 501(c)(3) · Redding, CT $546K
Mclean Game Refuge Inc 501(c)(3) · Simsbury, CT $428K
Live Green Connecticut Inc 501(c)(3) · Fairfield, CT $416K
Wilton Land Conservation Trust 501(c)(3) · Wilton, CT $403K
Havens Harvest Inc 501(c)(3) · New Haven, CT $351K
Alliance For The Mystic River Watershed Inc 501(c)(3) · Mystic, CT $138K
Kent Land Trust Inc 501(c)(3) · Kent, CT $336K
Greenwich Tree Conservancy Inc 501(c)(3) · Greenwich, CT $333K
Connecticut River Coastal Conservation District Inc 501(c)(3) · Middletown, CT $332K
Collective Oyster Recycling & Restoration Foundation 501(c)(3) · Fairfield, CT $332K
Chatham Rock Island Inc 501(c)(3) · Stamford, CT $182K
Connecticut Tree Protective Association Inc 501(c)(3) · Wallingford, CT $323K
Pomperaug River Watershed Coalition Inc 501(c)(3) · Woodbury, CT $315K
Oseas Conservation Foundation 501(c)(3) · Ridgefield, CT $311K
Connecticut Wind Collaborative Inc 501(c)(3) · Groton, CT $305K
Bridgewater Land Trust Inc 501(c)(3) · Bridgewater, CT $263K
New Canaan Beautification League Inc 501(c)(3) · New Canaan, CT $260K
Aton Forest Inc Paul Lagel 501(c)(3) · Norfolk, CT $255K
Huneebee Project Inc 501(c)(3) · New Haven, CT $246K
Bethany Land Trust Incorporated 501(c)(3) · Bethany, CT $246K
Greenwich Point Conservancy Inc 501(c)(3) · Old Greenwich, CT $141K
Friends Of The Ansonia Nature Center 501(c)(3) · Ansonia, CT $178K
Community Voice Channel 501(c)(3) · Bolton, CT $224K
Norwalk River Watershed Association Inc 501(c)(3) · Wilton, CT $99K
Middlesex Land Trust 501(c)(3) · Middletown, CT $218K
Simsbury Land Trust Inc 501(c)(3) · Simsbury, CT $218K
Haddam Land Trust Inc 501(c)(3) · Haddam, CT $210K
Friends Of Hammonasset Inc 501(c)(3) · Madison, CT $192K
Federated Garden Clubs Of Connecticut Inc 501(c)(3) · Wallingford, CT $274K
Southbury Land Trust Inc 501(c)(3) · Southbury, CT $176K
Direct Air Capture Coalition Inc 501(c)(3) · Westport, CT $171K
Buildgreenct Inc 501(c)(3) · New Haven, CT $162K
Bantam Lake Protective Association Incorporated 501(c)(3) · Bantam, CT $161K
Federated Garden Clubs Of Connecticut Inc 501(c)(3) · New Canaan, CT $152K
Berlin Land Trust Inc 501(c)(3) · Berlin, CT $39K
Colchester Land Trust Inc 501(c)(3) · Colchester, CT $151K
Groton Open Space Association Inc 501(c)(3) · Groton, CT $200K
Old Lyme Land Trust Inc 501(c)(3) · Old Lyme, CT $147K
Pollinator Pathway Inc 501(c)(3) · Wilton, CT $147K
Edgerton Park Conservancy Inc 501(c)(3) · Hamden, CT $147K
Everyone Outside 501(c)(3) · Durham, CT $131K
Inter Religious Eco-Justice Network 501(c)(3) · Preston, CT $141K
Connecticut Sustainable Business Council Inc 501(c)(3) · Bethel, CT $132K
Canton Land Conservation Trust Inc 501(c)(3) · Canton Center, CT $126K
Greenwich Green And Clean Inc 501(c)(3) · Greenwich, CT $124K
Connecticut Horticultural Soc Inc 501(c)(3) · West Hartford, CT $119K
North Woods Land Conservancy Inc 501(c)(3) · East Hartland, CT $119K
Mill River Wetland Committee Inc 501(c)(3) · Fairfield, CT $72K
The Lake Waramaug Association Inc 501(c)(3) · New Preston, CT $104K
The Claire C Ennitt Watershed Fund Inc 501(c)(3) · New Haven, CT $103K
Litchfield Hills Audubon Society Inc 501(c)(3) · Litchfield, CT $103K
Sister'S Journey Inc 501(c)(3) · North Haven, CT $96K
Save The River - Save The Hills Inc 501(c)(3) · Waterford, CT $99K
Litchfield Hills Conservancy Inc 501(c)(3) · Winsted, CT $90K
Old Saybrook Land Trust Inc 501(c)(3) · Old Saybrook, CT $89K
Federated Garden Clubs Of Connecticut Inc 501(c)(3) · Essex, CT $84K
Jonah Center Inc 501(c)(3) · Portland, CT $78K
Federated Garden Clubs Of Connecticut Inc 501(c)(3) · Wilton, CT $78K
Salem Land Trust Inc 501(c)(3) · Salem, CT $253K
Rivers Alliance Of Connecticut Inc 501(c)(3) · Litchfield, CT $85K
Federated Garden Clubs Of Connecticut Inc 501(c)(3) · Madison, CT $81K
Drop Of Life Corporation 501(c)(3) · Southbury, CT $71K
Tyler Lake Protective Association 501(c)(3) · Goshen, CT $70K
Hortulus Inc 501(c)(3) · Greenwich, CT $79K
Federated Garden Clubs Of Connecticut Inc 501(c)(3) · Greenwich, CT $105K
Federated Garden Clubs Of Connecticut Inc 501(c)(3) · Greenwich, CT $67K
Wellspring Commons Stewards Inc 501(c)(3) · Litchfield, CT $66K
Stamford Land Conservation Trust Inc 501(c)(3) · Stamford, CT $3.3M
Kent Land Trust Foundation Inc 501(c)(3) · Kent, CT $63K
Suffield Land Conservancy Inc 501(c)(3) · Suffield, CT $63K
Ash Creek Conservation Association Inc 501(c)(3) · Bridgeport, CT $61K
Northern Connecticut Land Trust Inc 501(c)(3) · Somers, CT $282K
Hudson Bay Project Corporation 501(c)(3) · Redding, CT $58K
Friends Of The Lake Inc 501(c)(3) · Bridgewater, CT $48K
Sasco Creek Neighbors Environmental Trust Inc 501(c)(3) · Southport, CT $304K
New Haven Green Fund Inc 501(c)(3) · New Haven, CT $52K
Ecoworks Inc 501(c)(3) · North Haven, CT $46K
Reconnstruction Center Inc 501(c)(3) · New Britain, CT $45K
Brass Center Ltd 501(c)(3) · Waterbury, CT $45K
Friends Of Gillette Castle State Park Inc 501(c)(3) · East Haddam, CT $44K
Perry House Foundation Inc 501(c)(3) · Stratford, CT $44K
Indian Lake Association Of Ct & Ny 501(c)(3) · Sharon, CT $40K
National Environmental Balancing Inc 501(c)(6) · Southington, CT $40K
Lake Quassapaug Association Inc 501(c)(3) · Middlebury, CT $62K
The Woodbridge Land Trust Incorporated 501(c)(3) · Woodbridge, CT $38K
Great Island Preservation Inc 501(c)(3) · Darien, CT $22K
Ridgefield Garden Club Inc 501(c)(3) · Ridgefield, CT $34K
Stonington Land Trust Inc 501(c)(3) · Stonington, CT $26K
Going Coastal Inc 501(c)(3) · Stamford, CT $13K
Land Conservancy Of Ridgefield Inc 501(c)(3) · Ridgefield, CT $29K
Quinnipiac River Watershed Association 501(c)(3) · Meriden, CT $27K
Mad Gardeners Inc 501(c)(3) · Sherman, CT $25K
Morris Land Trust Inc 501(c)(3) · Bantam, CT $25K
The Fairfield Garden Clubinc Attntreasurer 501(c)(3) · Southport, CT $64K
Merritt Parkway Conservancy Inc 501(c)(3) · Stamford, CT $27K
Park City Compost Initiative Inc 501(c)(3) · Bridgeport, CT $17K
Save Ocean Beach Inc 501(c)(3) · New London, CT $16K
Race Against Time Inc 501(c)(3) · Hartford, CT $14K
Institute For Ocean Studies 501(c)(3) · North Haven, CT $10K
Heritage Land Preservation Trust Inc 501(c)(3) · Torrington, CT $5K
Remarkable Steam Inc 501(c)(3) · Westport, CT $5K
King Cobra Conservancy Inc 501(c)(3) · Berlin, CT $8K
Stony Hill Preserve Inc 501(c)(3) · Hawleyville, CT $63
Save New Canaan Inc 501(c)(3) · New Canaan, CT $3K
East River Watershed Research Institute Inc 501(c)(3) · Orange, CT $978
Rockwell Street Gardens Inc 501(c)(3) · Norwich, CT $900
Green Eco Warriors Inc 501(c)(3) · Windsor, CT $762
Friends Of White Deer Rock Inc 501(c)(3) · Middlebury, CT $200
Caretakers Of Soapstone Mountain Inc 501(c)(3) · Somers, CT $20
Environmental Health Institute Of Connecticut Inc 501(c)(3) · Ellington, CT $5
Blackberry River Valley Protection Alliance Inc 501(c)(3) · East Canaan, CT $75K
Alewife Cove Conservancy 501(c)(3) · New London, CT $84K
Plantin Seeds Inc 501(c)(3) · Falls Village, CT $36K
Mother Natures Garden Of Killingly Connecticut 501(c)(3) · Danielson, CT $0
Litchfield Green Conservancy Inc 501(c)(3) · Waterbury, CT $198K
North Branford Conservation Trust Inc 501(c)(3) · N Branford, CT $69K
Eastern Connecticut Land Bank Inc 501(c)(3) · Pawcatuck, CT $58K
Weston Garden Club Inc 501(c)(3) · Weston, CT $5K
Sustain Music And Nature Inc 501(c)(3) · Colchester, CT $51K
Nod Road Preservation Inc 501(c)(3) · Avon, CT $0
Norwalk Tree Alliance Inc 501(c)(3) · Norwalk, CT $531K
Cans-4-A-Cause Of Greater Middletown 501(c)(3) · Middletown, CT $45K
Thames River Innovation Places Inc 501(c)(3) · Groton, CT $162K
Three Tiers For Connecticut Inc 501(c)(3) · Norwalk, CT $10K
Blueoceanz Inc 501(c)(3) · New Canaan, CT $0
Public data from IRS Form 990 e-file & Business Master File. A 990 shows how an organization is run and funded — not its real-world outcomes. Figures are presented without evaluation; we do not rate, score, or rank organizations. · philanthropy.org