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THIRD STREET FOUNDATION

Portsmouth, NH EIN 26-2535107 Philanthropy & GrantmakingT20 501C3 PRIVATE FOUNDATION
$57K
Revenue
14
Filings
$1.1M
Total Grants
240
Grant Records
Latest Financial Summary
Fiscal Year Revenue Expenses Net Assets Contributions
FY 2025 $57K $139K $1.3M $2K
Full Financial History
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Key Officers
K
K QUINCY HOUGHTON
TREASURER
S
SARAH HOUGHTON
Secretary
R
ROBERT W HOUGHTON
President
Executive Compensation
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Top Grant Recipients (Teaser)
HARVARD COLLEGE $66K
CORNING COMMUNITY COLLEGE DEVELOPMENT FOUNDATION $45K
CORNING MUSEUM OF GLASS $35K
240 total grants · $1.1M total giving
Complete Grants Database
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Filing History
990PF
FY 2025
Period ended 2025-12-31
IRS990PF
FY 2024
IRS990PF
FY 2023
990PF
FY 2022
990PF
FY 2021
Period ended 2021-12-31
IRS990PF
FY 2020
IRS990PF
FY 2019
990PF
FY 2018
Period ended 2018-12-31
990PF
FY 2017
Period ended 2017-12-31
990PF
FY 2016
Period ended 2016-12-31
990PF
FY 2015
Period ended 2015-12-31
990PF
FY 2014
Period ended 2014-12-31
990PF
FY 2012
Period ended 2012-12-31
990PF
FY 2011
Period ended 2011-12-31
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