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GRAND TETON NATIONAL PARK FOUNDATION

Moose, WY EIN 83-0322668 Philanthropy & GrantmakingT30 501C3 CHARITY
$24.5M
Revenue
17
Filings
$106.7M
Total Grants
40
Grant Records
Latest Financial Summary
Fiscal Year Revenue Expenses Net Assets Contributions
FY ending Sep 2025 $24.5M $50.1M $24.9M $23.1M
Full Financial History
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Key Officers
L
LESLIE MATTSON
President
W
WAYNE TURNER
VP OF DEVELOPMENT
M
MARY PATNO
ACCOUNTING
Executive Compensation
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Top Grant Recipients (Teaser)
GRAND TETON NATIONAL PARK $46.2M
GRAND TETON NATIONAL PARK $17.6M
GRAND TETON NATIONAL PARK $6.5M
40 total grants · $106.7M total giving
Complete Grants Database
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Filing History
990
FY ending Sep 2025
990
FY ending Sep 2024
IRS990
FY ending Sep 2023
IRS990
FY ending Sep 2022
990
FY ending Sep 2021
Period ended 2021-09-30
IRS990
FY ending Sep 2020
990
FY ending Sep 2019
Period ended 2019-09-30
990
FY ending Sep 2018
Period ended 2018-09-30
990
FY ending Sep 2018
Period ended 2018-09-30
990
FY ending Sep 2017
Period ended 2017-09-30
990
FY ending Sep 2016
Period ended 2016-09-30
990
FY ending Sep 2015
Period ended 2015-09-30
990
FY ending Sep 2014
Period ended 2014-09-30
990
FY ending Sep 2013
Period ended 2013-09-30
990
FY ending Sep 2012
Period ended 2012-09-30
990
FY ending Sep 2011
Period ended 2011-09-30
990
FY ending Sep 2010
Period ended 2010-09-30
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