Funding search · EIN 061603158 · Stamford, CT

Halvorsen Family Foundation

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$83.3M
in grants paid: 103
grants: 49
recipients: 2021–2024
filing years

Recent grants

The 100 largest recent grants from this foundation’s filings, newest year first.

$20.0M
Stanford Medical Development · Redwood City, CA · 2024
Educational support
$5.1M
Sterling and Francine Clark Art Institute · Williamstown, MA · 2024
Artistic initiatives
$5.0M
Memorial Sloan Kettering Cancer Center · West Harrison, NY · 2024
Medical support
$1.5M
Green Mountain Valley School · Waitsfield, VT · 2024
Educational support
$1.0M
Weill Cornell Medicine · New York, NY · 2024
Medical support
$500,000
US Ski & Snowboard · Park City, UT · 2024
Athletic opportunities
$350,000
Wildlife Conservation Society · Bronx, NY · 2024
Wildlife conservation
$275,000
The Rockefeller University · New York, NY · 2024
Educational support
$200,000
Williams College · Williamstown, MA · 2024
Educational support
$100,000
Teachers College Columbia University · New York, NY · 2024
Educational support
$100,000
Stanford University · Stanford, CA · 2024
Educational support
$50,000
New England Nordic Ski Association · New Gloucester, ME · 2024
Athletic opportunities
$50,000
The Hospital for Special Surgery Fund · New York, NY · 2024
Medical support
$50,000
The Museum of Modern Art · New York, NY · 2024
Artistic initiatives
$26,464
Norwegian-America Association · 2024
General support
$25,000
National Audubon Society Connecticut · Fairfield, CT · 2024
Environmental support
$20,000
Darien Police Association · Darien, CT · 2024
Community support
$15,000
Stowe Volunteer Firefighters · Stowe, VT · 2024
General support
$15,000
The Maritime Aquarium at Norwalk · Norwalk, CT · 2024
Educational support
$10,000
Westport River Watershed Alliance · Westport, MA · 2024
Environmental initiatives
$10,000
Stowe Land Trust · Stowe, VT · 2024
Environmental support
$10,000
Darien Community Association · Darien, CT · 2024
Community support
$10,000
Darien Emergency Medical Services - Post 53 · Darien, CT · 2024
Medical support
$10,000
Darien Library · Darien, CT · 2024
Library support
$10,000
National Nordic Foundation · Saint Paul, MN · 2024
Athletic opportunities
$10,000
Stowe Rescue Squad · Stowe, VT · 2024
Medical support
$10,000
Teach for America · New York, NY · 2024
Educational support
$9,806
Aktiv Mot Kreft · 2024
Medical support
$5,000
Darien Nature Center · Darien, CT · 2024
Environmental support
$2,000
Stowe Swimmers Foundation · Stowe, VT · 2024
Athletic opportunities
$2,000
Catamount Trail Association · Burlington, VT · 2024
Athletic opportunities
$1,000
The Friends of Stowe Library · Stowe, VT · 2024
Educational support
$1,000
Autism Services & Resources Connecticut · Wallingford, CT · 2024
Medical support
$20.0M
Stanford Medical Development · Redwood City, CA · 2023
Educational support
$350,000
Williams College · Williamstown, MA · 2023
Educational support
$100,000
Wildlife Conservation Society · Bronx, NY · 2023
Wildlife conservation
$100,000
Sterling and Francine Clark Art Institute · Williamstown, MA · 2023
Artistic initiatives
$60,000
The Hospital for Special Surgery Fund · New York, NY · 2023
Medical support
$50,000
The Museum of Modern Art · New York, NY · 2023
Artistic initiatives
$50,000
Nensa · New Gloucester, ME · 2023
Athletic opportunities
$50,000
The Rockefeller University · New York, NY · 2023
Educational support
$30,000
Noram · 2023
General support
$25,000
Greens Ledge Light Preservation · Rowayton, CT · 2023
Preservation support
$25,000
Massachusetts Museum of Contemporary Art Foundation · North Adams, MA · 2023
Artistic initiatives
$20,000
Darien Police Association · Darien, CT · 2023
Community support
$10,000
Stowe Land Trust · Stowe, VT · 2023
Environmental support
$5,000
Darien Nature Center · Darien, CT · 2023
Environmental support
$4,778
Aktiv Mot Kreft · 2023
Medical support
$2,000
Stowe Swimmers Foundation · Stowe, VT · 2023
Athletic opportunities
$2,000
Catamount Trail Association · Burlington, VT · 2023
Athletic opportunities
$1,000
The Friends of Stowe Library · Stowe, VT · 2023
Educational support
$5.5M
Sterling and Francine Clark Art Institute · Williamstown, MA · 2022
Artistic initiatives
$5.3M
Memorial Sloan Kettering Cancer Center · West Harrison, NY · 2022
Medical support
$1.3M
Weill Cornell Medicine · New York, NY · 2022
Medical support
$1.0M
US Ski & Snowboard · Park City, UT · 2022
Athletic opportunities
$550,000
Williams College · Williamstown, MA · 2022
Educational support
$350,000
Wildlife Conservation Society · Bronx, NY · 2022
Wildlife conservation
$150,000
The Rockefeller University · New York, NY · 2022
Educational support
$100,000
Trond Bolles Minnefond · 2022
General support
$100,000
The Hospital for Special Surgery Fund · New York, NY · 2022
Medical support
$100,000
Teachers College Columbia University · New York, NY · 2022
Educational support
$60,000
Noram · 2022
General support
$50,000
Green Mountain Valley School · Waitsfield, VT · 2022
Educational support
$35,000
Greens Ledge Light Preservation · Rowayton, CT · 2022
Preservation support
$30,000
The Maritime Aquarium at Norwalk · South Norwalk, CT · 2022
Educational support
$25,000
Connecticut Audubon Society · Fairfield, CT · 2022
Environmental initiatives
$15,000
Stowe Volunteer Firefighters · Stowe, VT · 2022
General support
$10,000
Stowe Rescue Squad · Stowe, VT · 2022
Medical support
$10,000
Westport River Watershed Alliance · Westport, MA · 2022
Environmental initiatives
$10,000
Nensa · New Gloucester, ME · 2022
Athletic opportunities
$10,000
Darien Library · Darien, CT · 2022
Library support
$10,000
Darien Ems Post 53 · Darien, CT · 2022
Medical support
$10,000
National Nordic Foundation · Saint Paul, MN · 2022
Athletic opportunities
$10,000
Darien Community Association · Darien, CT · 2022
Community initiatives
$10,000
Massachusetts Museum of Contemporary Art Foundation · North Adams, MA · 2022
Artistic initiatives
$9.3M
JP Morgan Charitable Fund · Jenkintown, PA · 2021
General support
$2.0M
The Hospital for Special Surgery Fund · New York, NY · 2021
Medical support
$600,000
The Rockefeller University · New York, NY · 2021
Educational support
$479,000
Sterling and Francine Clark Art Institute · Williamstown, MA · 2021
Artistic initiatives
$200,000
Williams College · Williamstown, MA · 2021
Educational support
$100,000
National Nordic Foundation · Saint Paul, MN · 2021
Athletic opportunities
$100,000
Teachers College Columbia University · New York, NY · 2021
Educational support
$100,000
Wildlife Conservation Society · Bronx, NY · 2021
Wildlife conservation
$55,000
Green Mountain Valley School · Waitsfield, VT · 2021
Educational support
$50,000
Friends of Fondation De France · New York, NY · 2021
General support
$50,000
Connecticut Audubon Society · Fairfield, CT · 2021
Environmental initiatives
$31,000
Nensa · New Gloucester, ME · 2021
Athletic opportunities
$28,150
Noram · 2021
General support
$25,000
Greens Ledge Light Preservation · Rowayton, CT · 2021
Preservation support
$25,000
Darien Community Association · Darien, CT · 2021
Community initiatives
$25,000
Darien Ems Post 53 · Darien, CT · 2021
Medical support
$15,000
The Maritime Aquarium at Norwalk · South Norwalk, CT · 2021
Educational support
$15,000
Darien Police Association · Darien, CT · 2021
General support
$15,000
Massachusetts Museum of Contemporary Art Foundation · North Adams, MA · 2021
Artistic initiatives
$15,000
Stowe Volunteer Firefighters · Stowe, VT · 2021
General support
$10,000
Westport River Watershed Alliance · Westport, MA · 2021
Environmental initiatives
$10,000
Stowe Rescue Squad · Stowe, VT · 2021
Medical support
$10,000
Darien Library · Darien, CT · 2021
Library support
$7,676
Move Against Cancer · 2021
Medical support
$5,000
Darien Nature Center · Darien, CT · 2021
Environmental initiatives

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Source: IRS Form 990-PF, Part XV, as filed by the foundation. These are grants already paid — a record of what this funder backs, not an open call. Most private foundations do not accept unsolicited applications; the route in is usually a program officer.