Wealthy NGOs
(Organizations that listed "Preservation of Natural Resources" as a primary activity on their IRS 990 form. Only organizations with income or assets in excess of $5 million are listed here.)
SOURCE: Internal Revenue Service, Exempt Organizations Database
Key:(1) Year founded; (2) Date report filed; (3) Donations tax deductible
ORGANIZATION
LOCATION
INCOME
ASSETS
1
2
3
AFRICAN WILDLIFE FOUNDATION
WASHINGTON
DC
5,421,194
3,532,463
62
Jun
95
Y
AIR AND WASTE MANAGEMENT
ASSOCIATION
PITTSBURGH
PA
6,472,130
4,808,296
52
Apr
95
Y
AMERICA THE BEAUTIFUL FUND
WASHINGTON
DC
5,095,941
3,667,335
73
Jun
95
Y
AMERICAN HUMANE ASSOCIATION
ENGLEWOOD
CO
6,268,939
6,409,846
42
Jun
95
Y
AMERICAN FARMLAND TRUST
WASHINGTON
DC
4,997,531
11,425,411
85
Sep
95
Y
AMERICAN SOCIETY OF LANDSCAPE
ARCHITECTS INC
WASHINGTON
DC
5,685,451
3,268,165
43
Sep
95
N
AMERICANA FOUNDATION 71089
NOVI
MI
615,077
14,038,534
79
Dec
95
Y
ANDROSCOGGIN VALLEY COUNCIL OF
GOVERNMENTS
AUBURN
ME
1,823,442
5,620,533
71
Sep
95
Y
ANIMAS FOUNDATION
ST LOUIS
MO
33,735,893
34,757,019
94
Feb
95
Y
APPALACHIAN MOUNTAIN CLUB
BOSTON
MA
14,654,419
17,637,906
34
Dec
94
Y
ARCHBOLD EXPEDITIONS
VENUS
FL
4,185,059
26,898,424
87
Dec
94
Y
ASPETUCK LAND TRUST INC
WESTPORT
CT
1,620,575
8,387,189
67
Dec
94
Y
ASS'N OF CONCERNED CHRISTIANS FOR
EMERGING SOCIAL SERVICES
CONSHOHOCKEN
PA
5,545,162
594,251
76
Jun
95
Y
AUDUBON INSTITUTE INC
NEW
ORLEANS
LA
6,463,956
12,264,841
95
Dec
94
Y
AUDUBON CANYON RANCH INC
STINSON
BEACH
CA
8,297,325
10,327,151
64
Jun
95
Y
AUDUBON SOCIETY OF NEW HAMPSHIRE
CONCORD
NH
1,980,690
6,265,243
44
Mar
95
Y
BERRY COLLEGE BUSINESS SERVICES
OFFICE
MOUNT
BERRY
GA
38,136,553
115,042,601
26
Jun
95
Y
BLOCK ISLAND CONSERVANCY INC
BLOCK
ISLAND
RI
1,133,506
5,048,188
73
Jun
95
Y
BRANDYWINE CONSERVANCY INC
CHADDS
FORD
PA
12,070,374
37,487,315
67
Dec
94
Y
C O L FOUNDATION
ENGLEWOOD
CO
84,584
16,251,586
88
Dec
94
Y
CAESAR KLEBERG FOUNDATION FOR
WILDLIFE CONSERVATION
SAN
ANTONIO
TX
7,682,313
18,209,392
52
Dec
95
Y
CALIFORNIA STATE PARKS FOUNDATION
KENTFIELD
CA
1,225,812
5,300,733
69
Jun
95
Y
CENTER FOR PLANT CONSERVATION INC
ST LOUIS
MO
6,269,256
2,408,656
84
Dec
94
Y
CHARLES EDISON FUND
EAST
ORANGE
NJ
10,771,576
25,249,571
52
Dec
94
Y
CHATHAM CONSERVATION FOUNDATION
INC
CHATHAM
MA
231,716
8,948,750
63
Jul
95
Y
CHESAPEAKE BAY FOUNDATION INC
ANNAPOLIS
MD
13,954,767
25,751,180
66
Jun
95
Y
CHESAPEAKE BAY TRUST
ANNAPOLIS
MD
1,646,965
7,281,931
86
Jun
95
Y
CHICAGO ZOOLOGICAL SOCIETY
BROOKFIELD
IL
291,878,226
91,641,231
41
Dec
94
Y
CHIPPEWA NATURE CENTER INC
MIDLAND
MI
7,401,155
18,150,515
66
Dec
95
Y
COASTAL LAND TRUST INC
MOBILE
AL
3,548,476
5,805,039
83
Dec
94
Y
COASTAL CONSERVATION ASSOCIATION
HOUSTON
TX
6,139,826
1,649,457
78
Dec
94
Y
COLORADO OUTWARD BOUND SCHOOL
DENVER
CO
6,205,679
5,526,491
63
Dec
95
Y
CONSERVANCY INC
NAPLES
FL
5,128,833
8,182,541
71
Jun
95
Y
CORPORATION OF YADDO
SARATOGA
SPRINGS
NY
4,258,446
6,413,859
79
Dec
94
Y
DAVIS & WEBER COUNTIES CANAL CO
SUNSET
UT
1,231,951
16,745,853
23
Oct
95
N
DAYTON MUSEUM AND SOCIETY OF
NATURAL HISTORY
DAYTON
OH
1,573,043
9,309,223
58
Dec
94
Y
DEFENDERS OF WILDLIFE INC
WASHINGTON
DC
7,835,235
6,348,884
48
Dec
94
Y
DELAWARE WILD LANDS INC 350
ODESSA
DE
1,185,672
11,003,135
62
Dec
95
Y
DISTRICT COOING ST PAUL INC
ST PAUL
MN
2,211,365
26,723,960
90
Sep
95
Y
DOVER LAND CONSERVATION TRUST
DOVER
MA
711,419
5,385,496
65
Dec
95
Y
DUCKS UNLIMITED INC
MEMPHIS
TN
83,668,609
29,043,738
56
Feb
95
Y
EAST BAY ZOOLOGICAL SOCIETY
OAKLAND
CA
3,590,859
5,356,443
53
Jun
95
Y
EDWARD JOHN NOBLE FOUNDATION INC
RIDGEFIELD
CT
54,089,161
98,231,589
81
Dec
94
Y
ENVIRONMENTAL RESEARCH INSTITUTE OF
MICHIGAN
ANN ARBOR
MI
72,570,386
91,089,790
73
Sep
94
Y
ENVIRONMENTAL ENDOWMENT FOR NEW
JERSEY INC
PENNINGTON
NJ
267,546
5,056,517
93
Apr
95
Y
ESSEX COUNTY GREEN BELT ASSOCIATION
INC
ESSEX
MA
531,738
7,920,935
65
Dec
94
Y
FERNBANK INC
ATLANTA
GA
7,476,458
37,377,092
42
Dec
94
Y
FONDS NATIONAL DE LA RECHERCHE
SCIENTIFIQUE
ROCKVILLE
CENTRE
NY
85,977,330
35,050,781
75
Sep
94
Y
FOREST PARK FOUNDATION
PEORIA
IL
1,186,093
13,595,356
52
Jun
95
Y
FRED C & MARY R KOCH FOUNDATION INC
WICHITA
KS
591,382
5,361,676
55
Dec
95
Y
FRIENDS OF OPAL CREEK
MILL CITY
OR
104,056
10,513,264
90
Dec
94
Y
FUND FOR ANIMALS INC
NEW YORK
NY
14,892,491
11,390,784
68
Dec
94
Y
GREAT LAKES FISHERY COMMISSION
ANN ARBOR
MI
14,659,323
10,021,928
87
Sep
94
Y
GREENPEACE FUND INC
WASHINGTON
DC
8,910,589
15,119,776
79
Dec
94
Y
GREENWICH LAND TRUST INC
GREENWICH
CT
611,461
9,965,272
77
Dec
94
Y
HELEN V FROEHLICH FOUNDATION
CHICAGO
IL
18,491,854
18,051,175
93
May
94
Y
HERITAGE CONSERVANCY
DOYLESTOWN
PA
1,227,157
10,480,847
60
Dec
94
Y
ICHAUWAY INC
NEWTON
GA
26,302,496
12,171,194
88
Dec
95
Y
IDYLLWILD ARTS FOUNDATION
IDYLLWILD
CA
7,618,072
10,222,363
51
Aug
94
Y
INSTITUTE FOR COMMUNITY ECONOMICS
INC
SPRINGFIELD
MA
1,454,029
12,551,469
77
Dec
94
Y
ISAAC W BERNHEIM FOUNDATION INC
CLERMONT
KY
4,789,491
6,440,662
30
Dec
95
Y
JACKSON HOLE PRESERVE INC
NEW YORK
NY
3,014,661
10,426,198
42
Dec
94
Y
MAINE AUDUBON SOCIETY
FALMOUTH
ME
2,053,719
5,639,344
40
Apr
95
Y
MAINE COAST HERITAGE TRUST
NORTHEAST
HARBOR
ME
2,799,795
10,521,384
71
Dec
94
Y
MAX MCGRAW WILDLIFE FOUNDATION
DUNDEE
IL
6,434,319
14,037,211
65
Apr
95
Y
MAYMONT FOUNDATION
RICHMOND
VA
1,909,835
6,365,004
59
Jun
95
Y
MCLEAN FUND
SIMSBURY
CT
16,842,300
27,978,805
68
Sep
94
Y
MENNEN ENVIRONMENTAL FOUNDATION
INC
ST HELENA
CA
11,503,892
4,846,709
95
Dec
94
Y
MINNESOTA FOUNDATION
ST PAUL
MN
22,324,882
27,076,588
59
Dec
94
Y
MORTON ARBORETUM
LISLE
IL
18,697,403
134,501,527
25
Dec
94
Y
MUSEUM OF SCIENCE & HISTORY OF
JACKSONVILLE INC
JACKSONVILLE
FL
2,550,856
5,449,501
51
Sep
95
Y
NANTUCKET CONSERVATION FOUNDATION
INC
NANTUCKET
MA
1,539,881
59,748,629
64
Jul
95
Y
NATIONAL TRUST FOR SCOTLAND FOR
PLACES OF HISTORICAL INTEREST
SCOTLAND
XX
29,044,248
47,644,502
56
Oct
94
N
NATIONAL ASSOCIATION OF
CONSERVATION DISTRICTS INC
LEAGUE
CITY
TX
6,356,710
2,331,008
50
Dec
94
Y
NATIONAL WILDLIFE FEDERATION
ENDOWMENT INC
WASHINGTON
DC
41,248,582
63,700,428
59
Aug
95
Y
NATIONAL AUDUBON SOCIETY INC
NEW YORK
NY
106,646,318
98,945,506
72
Jun
95
Y
NATIONAL COUNCIL OF THE PAPER IND FOR
AIR & STREAM IMPROVEMENT
RESEARCH
TRANGLE PK
NC
12,137,601
5,819,077
44
Mar
95
N
NATIONAL TREE TRUST
WASHINGTON
DC
7,446,632
19,840,719
91
Dec
94
Y
NATIONAL WILD TURKEY FEDERATION INC
EDGEFIELD
SC
11,051,432
4,153,353
93
Aug
95
Y
NATIONAL WILDLIFE FEDERATION
WASHINGTON
DC
104,287,919
52,732,890
43
Aug
95
Y
NATURAL LANDS TR
PHILADELPHIA
PA
1,793,639
7,680,171
63
Jun
95
Y
NATURAL RESOURCES DEFENSE COUNCIL
INC
NEW YORK
NY
25,911,824
38,192,947
70
Jun
95
Y
NATURAL LANDS TRUST INCORPORATED
MEDIA
PA
4,268,002
46,591,319
64
Dec
94
Y
NATURE CONSERVANCY INC
ARLINGTON
VA
882,040,841
1,120,094,965
54
Jun
95
Y
NEW ENGLAND FORESTRY FOUNDATION
INC
CAMBRIDGE
MA
2,239,072
14,108,428
52
Dec
94
Y
NEW CYCLE FOUNDATION
BOSTON
MA
510,715
6,793,194
85
Dec
94
Y
NEW YORK BOTANICAL GARDEN
BRONX
NY
58,898,151
63,622,077
25
Jun
94
Y
NEW YORK ZOOLOGICAL SOCIETY
BRONX
NY
321,655,200
141,274,787
39
Jun
95
Y
NEW JERSEY AUDUBON SOCIETY
FRANKLIN
LAKES
NJ
2,665,892
14,405,329
37
Aug
94
Y
NEW ENGLAND WILD FLOWER SOCIETY
FRAMINGHAM
MA
1,624,758
5,803,646
55
Sep
95
Y
NEW CANAAN LAND CONSERVATION TRUST
INC
NEW
CANAAN
CT
1,273,183
5,208,073
67
May
95
Y
NEW JERSEY CONSERVATION FOUNDATION
MORRISTOWN
NJ
3,801,713
18,937,862
65
Dec
94
Y
NORCROSS WILDLIFE FOUNDATION INC
NEW YORK
NY
16,221,186
42,749,767
66
Dec
94
Y
NORTH DAKOTAWETLANDS TRUST INC
BISMARCK
ND
7,163,816
1,796,033
87
Dec
93
Y
NORTH AMERICAN WILDLIFE FOUNDATION
INC
DEERFIELD
IL
1,804,748
5,597,491
48
Dec
94
Y
NORTHWEST AREA FDN FIRST TRUST CO
ST PAUL
MN
23,922,553
311,574,982
47
Feb
95
Y
NRA SPECIAL CONTRIBUTION FUND NRA
WHITTINGTON CENTER
RATON
NM
2,069,009
9,932,109
74
Dec
95
Y
ORLEANS CONSERVATION TRUST
SO ORLEANS
MA
29,429
20,359,194
70
Dec
94
Y
PARKS AND WILDLIFE FOUNDATION OF
TEXAS INC
AUSTIN
TX
3,961,310
6,996,649
91
Apr
95
Y
PECONIC LAND TRUST INCORPORATED
SOUTHAMPTON
NY
1,495,640
25,152,160
89
Dec
94
Y
PENNSYLVANIA HORTICULTURAL SOCIETY
PHILADELPHIA
PA
12,824,915
10,674,331
52
Jun
95
Y
PENNYPACK ECOLOGICAL RESTORATION
TR
HUNTINGDON VALLEY
PA
1,390,165
6,986,738
71
Jun
95
Y
PEREGRINE FUND INC
BOISE
ID
5,015,742
7,525,022
75
Sep
95
Y
PINE TREE CONSERVATION SOCIETY INC
NEW YORK
NY
2,662,351
10,151,466
72
Dec
94
Y
PLYMOUTH COUNTY WILDLANDS TRUST
ASKER
DUXBURY
MA
776,948
7,863,949
73
Dec
94
Y
PRINCE WILLIAM SOUND AQUACULTURE
CORP
CORDOVA
AK
10,977,926
33,843,081
75
Jun
95
Y
RED CLAY RESERVATION INC
WILMINGTON
DE
462,923
6,368,150
63
Dec
94
Y
REDDING LAND TRUST INCORPORATED
REDDING
CT
41,465
6,447,481
66
Dec
94
Y
ROB & BESSIE WELDER WILDLIFE
FOUNDATION
VICTORIA
TX
5,061,839
13,750,788
55
Dec
94
Y
ROBERT R YOUNG FOUNDATION
GREENWICH
CT
2,544,182
29,804,298
59
Dec
94
Y
ROBERT N DOWNS MEMORIAL
CONSERVANCY INC
WILMINGTON
DE
150,333
19,179,897
89
Mar
95
Y
SACHARUNA FOUNDATION
BOSTON
MA
2,655,305
9,531,956
85
Dec
94
Y
SANIBEL-CAPTIVA CONSERVATION
FOUNDATION INC
SANIBEL
FL
1,518,867
5,576,412
68
Jun
95
Y
SANTA CATALINA ISLAND CONSERVANCY
AVALON
CA
6,703,981
12,976,686
73
Dec
94
Y
SCONSET TRUST INC
NANTUCKET
MA
1,440,421
5,800,749
85
Dec
94
Y
SOCIETY PROTECTION NEW HAMPSHIRE
FORESTS
CONCORD
NH
2,815,262
19,454,946
86
Apr
95
Y
SOLANO COUNTY FARMLANDS & OPEN
SPACE FOUNDATION
FAIRFIELD
CA
240,880
6,124,234
86
Jun
95
Y
SOUTH FLORIDA FAIR AND EXPOSITIONS
INC
WEST PALM
BEACH
FL
4,466,921
9,608,232
53
Mar
95
Y
SOUTHWEST PARKS & MONUMENTS
ASSOCIATION
TUCSON
AZ
8,806,328
8,074,443
42
Sep
95
Y
STUDENT CONSERVATION ASSOCIATION
INC
CHARLESTOWN
NH
8,642,553
3,587,249
65
Sep
95
Y
SWEET WATER TR
NEW YORK
NY
547,006
11,339,538
91
Dec
94
Y
TALIESIN PRESERVATION COMMISSION INC
SPRING
GREEN
WI
817,213
5,082,037
90
Dec
94
Y
TALL TIMBERS RESEARCH INC
TALLAHASSEE
FL
5,236,942
11,326,033
60
Dec
94
Y
TENNESSEE RIVER GORGE TRUST
CHATTANOOGA
TN
809,235
6,957,280
86
Dec
95
Y
THE BRAINERD FOUNDATION
SEATTLE
WA
35,466,995
35,613,599
95
Dec
94
Y
THE MOUNTAINEERS
SEATTLE
WA
5,362,328
4,244,458
78
Sep
94
N
THE HOMELAND FOUNDATION
LAGUNA
BEACH
CA
9,477,564
17,901,215
86
Dec
94
Y
THE HIGH DESERT MUSEUM
BEND
OR
4,139,023
13,800,340
76
Apr
95
Y
THE CONNECTICUT AUDUBON SOCIETY
INCORPORATED
FAIRFIELD
CT
2,790,980
10,161,865
42
Apr
95
Y
TROUT UNLIMITED NATIONAL OFFICE
ARLINGTON
VA
5,335,819
2,404,773
72
Sep
95
Y
TRUSTEES OF RESERVATIONS
BEVERLY
MA
18,223,970
69,189,049
35
Mar
95
Y
TUPANCY-HARRIS FOUNDATION OF 1986
BOSTON
MA
1,257,616
11,680,664
87
Dec
95
Y
UNION FOUNDATION
WARREN
NJ
930,425
9,887,129
53
Nov
95
Y
UNIVERSITY OF ARIZONA FOUNDATION
TUCSON
AZ
33,858,945
3,812,214
62
Jun
95
Y
VERMONT LAND TRUST
MONTPELIER
VT
7,878,568
6,949,466
77
Jun
95
Y
VIRGINIA ENVIRONMENTAL ENDOWMENT
RICHMOND
VA
15,155,720
16,396,371
77
Mar
95
N
WALTHOUR MOSS FOUNDATION B B & T
TRUST
PINEHURST
NC
367,905
7,140,587
74
Dec
94
Y
WATERFOWL RESEARCH FOUNDATION INC
NEW YORK
NY
8,613,953
7,028,484
56
Dec
93
Y
WEANTINOGE HERITAGE INC
NEW
MILFORD
CT
3,137,979
8,202,055
66
Sep
94
Y
WESTERN PENNSYLVANIA CONSERVANCY
PITTSBURGH
PA
5,544,986
36,929,698
51
Dec
94
Y
WESTERN FOUNDATION OF VERTEBRATE
ZOOLOGY
CAMARILLO
CA
822,681
7,283,441
58
Dec
94
Y
WETLANDS AMERICA TRUST INC
MEMPHIS
TN
3,137,519
10,048,121
85
Feb
95
Y
WHITE MEMORIAL FOUNDATION INC
LITCHFIELD
CT
1,057,261
7,274,199
47
Dec
94
N
WILDERNESS SOCIETY
WASHINGTON
DC
17,192,190
9,224,194
42
Sep
95
Y
WILLIAM H MINER FOUNDATION
CHICAGO
IL
12,187,665
37,621,992
50
Dec
94
Y
WILLIAM PENN FOUNDATION
PHILADELPHIA
PA
110,598,679
637,877,646
47
Dec
95
Y
WISCONSIN PUBLIC SERVICE FOUNDATION
INC
GREEN BAY
WI
1,333,854
11,661,918
64
Dec
94
Y
WISSAHICKON VALLEY WATERSHED
ASSOCIATION INC
AMBLER
PA
799,537
7,479,847
60
Dec
94
Y
WITTE MUSEUM
SAN
ANTONIO
TX
4,647,331
11,193,444
32
Sep
94
Y
WOODMEN OF THE WORLD OMAHA
WOODMEN LIFE INSURANCE SOCIETY
OMAHA
NE
771,475,995
3,690,708,224
41
Dec
94
Y
WORCESTER NATURAL HISTORY SOCIETY
WORCESTER
MA
9,435,144
13,818,142
33
Dec
94
Y
WORLD WILDLIFE FUND INC
WASHINGTON
DC
132,874,116
62,558,896
91
Jun
95
Y
WRIGLEY MEMORIAL GARDEN
FOUNDATION
AVALON
CA
743,472
9,667,884
69
Dec
94
Y
ZOOLOGICAL SOCIETY OF FLORIDA
MIAMI
FL
6,204,743
5,845,579
58
Sep
94
Y
TOTALS
4,042,294,445
8,665,050,901