Thomas O Brown Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Thomas O Brown Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 22-3894171

Foundation Overview

Based in Warrenville, IL, Thomas O Brown Foundation has awarded 137 grants totaling $2,684,500 to organizations in District of Columbia, Wyoming and 10 other states across the US. Individual grants range from $1,000 to $100,000, with a median award of $20,000.

Latest Tax Year
2023
Total Giving (all years)
$2,684,500
Total Assets
$5,517,925
Median Grant (all grants)
$20,000

Latest Form 990-PF Snapshot

Total Grants
26
Median Grant
$15,000
% Median Grant Decline
-14% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: February 2026

Foundation Intelligence

Advanced analytics and strategic insights to help nonprofit organizations assess grant opportunities and optimize their application strategies

New Applicant Friendliness
Closed Network: N/A

0 of 26 recipients (0%) were new grantees. Foundation maintains tight relationships with established partners. New applicants rarely succeed without insider connections.

Geographic Focus
District of Columbia

Grants are geographically diversified with 18% in District of Columbia and funding distributed across 12 total locations. This foundation values broad geographic impact and diverse community partnerships. Within District of Columbia, funding concentrates in Washington (100%).

Funding Trajectory
+11%

Stable funding levels with 11% change over 7 years indicate consistent grant-making capacity and predictable philanthropic resources. This stability suggests reliable ongoing funding opportunities.

Program Areas
General Purposes + 2 others

Diversified giving across multiple program areas with primary emphasis on general purposes (66%). This broad approach suggests openness to various causes and innovative cross-sector solutions.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into Thomas O Brown Foundation's funding preferences, organizational priorities, and grant making patterns. This historical data helps potential applicants understand the foundation's strategic focus and identify successful funding approaches.

Name Amount Location Purpose Year
Glacier National Park Conservancy $50,000 Columbia Falls, MT, US Preservation Of Park Lands 2023
Grand Teton Nat Park Fdn $25,000 Moose, WY, US Park Preservation 2023
Greater Yellowstone Coalition $30,000 Bozeman, MT, US Preservation Of Land/wildlife 2023
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2023
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2023
Palouse Land Trust $30,000 Moscow, ID, US Land Conservation Of The Palouse Region 2023
Public Land Alliance $10,000 Washington, DC, US National Parks Preservation 2023
Rocky Mountain Conservancy $15,000 Estes Park, CO, US National Parks Preservation 2023
Save The Redwoods League $15,000 San Francisco, CA, US Protect And Conserve Redwood Trees 2023
Tart Trails $26,500 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways, And Pedestrian Ways 2023
Texas Parks And Wildlife Foundation $15,000 Dallas, TX, US National Parks Preservation 2023
Washington's National Park Fund $10,000 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks 2023
Zion National Park Forever Project $10,000 Springdale, UT, US To Promote Enviromental Conservation 2023
Glacier National Park Conservancy $50,000 Columbia Falls, MT, US Preservation Of Park Lands 2023
Grand Teton Nat Park Fdn $25,000 Moose, WY, US Park Preservation 2023
Greater Yellowstone Coalition $30,000 Bozeman, MT, US Preservation Of Land/wildlife 2023
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2023
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2023
Palouse Land Trust $30,000 Moscow, ID, US Land Conservation Of The Palouse Region 2023
Public Land Alliance $10,000 Washington, DC, US National Parks Preservation 2023
Rocky Mountain Conservancy $15,000 Estes Park, CO, US National Parks Preservation 2023
Save The Redwoods League $15,000 San Francisco, CA, US Protect And Conserve Redwood Trees 2023
Tart Trails $26,500 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways, And Pedestrian Ways 2023
Texas Parks And Wildlife Foundation $15,000 Dallas, TX, US National Parks Preservation 2023
Washington's National Park Fund $10,000 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks 2023
Zion National Park Forever Project $10,000 Springdale, UT, US To Promote Enviromental Conservation 2023
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2022
Grand Teton Nat Park Fdn $25,000 Moose, WY, US Park Preservation 2022
Greater Yellowstone Coalition $30,000 Bozeman, MT, US Preservation Of Land/wildlife 2022
Glacier National Park Conservancy $50,000 Columbia Falls, MT, US Preservation Of Park Lands 2022
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2022
Latah Trail Foundation $10,000 Moscow, ID, US Promote Safe Non-motorized Transportation In Latah County 2022
Palouse Land Trust $15,000 Moscow, ID, US Land Conservation Of The Palouse Region 2022
Tart Trails $20,000 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways, And Pedestrian Ways 2022
Washington's National Park Fund $13,000 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks 2022
Save The Redwoods League $15,000 San Francisco, CA, US Protect And Conserve Redwood Trees 2022
Zion National Park Forever Project $15,000 Springdale, UT, US To Promote Enviromental Conservation 2022
Public Land Alliance $25,000 Washington, DC, US National Parks Preservation 2022
Rocky Mountain Conservancy $15,000 Estes Park, CO, US National Parks Preservation 2022
Texas Parks And Wildlife Foundation $20,000 Dallas, TX, US National Parks Preservation 2022
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2022
Grand Teton Nat Park Fdn $25,000 Moose, WY, US Park Preservation 2022
Greater Yellowstone Coalition $30,000 Bozeman, MT, US Preservation Of Land/wildlife 2022
Glacier National Park Conservancy $50,000 Columbia Falls, MT, US Preservation Of Park Lands 2022
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2022
Latah Trail Foundation $10,000 Moscow, ID, US Promote Safe Non-motorized Transportation In Latah County 2022
Palouse Land Trust $15,000 Moscow, ID, US Land Conservation Of The Palouse Region 2022
Tart Trails $20,000 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways, And Pedestrian Ways 2022
Washington's National Park Fund $13,000 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks 2022
Save The Redwoods League $15,000 San Francisco, CA, US Protect And Conserve Redwood Trees 2022
Zion National Park Forever Project $15,000 Springdale, UT, US To Promote Enviromental Conservation 2022
Public Land Alliance $25,000 Washington, DC, US National Parks Preservation 2022
Rocky Mountain Conservancy $15,000 Estes Park, CO, US National Parks Preservation 2022
Texas Parks And Wildlife Foundation $20,000 Dallas, TX, US National Parks Preservation 2022
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2022
Grand Teton Nat Park Fdn $25,000 Moose, WY, US Park Preservation 2022
Greater Yellowstone Coalition $30,000 Bozeman, MT, US Preservation Of Land/wildlife 2022
Glacier National Park Conservancy $50,000 Columbia Falls, MT, US Preservation Of Park Lands 2022
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2022
Latah Trail Foundation $10,000 Moscow, ID, US Promote Safe Non-motorized Transportation In Latah County 2022
Palouse Land Trust $15,000 Moscow, ID, US Land Conservation Of The Palouse Region 2022
Tart Trails $20,000 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways, And Pedestrian Ways 2022
Washington's National Park Fund $13,000 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks 2022
Save The Redwoods League $15,000 San Francisco, CA, US Protect And Conserve Redwood Trees 2022
Zion National Park Forever Project $15,000 Springdale, UT, US To Promote Enviromental Conservation 2022
Public Land Alliance $25,000 Washington, DC, US National Parks Preservation 2022
Rocky Mountain Conservancy $15,000 Estes Park, CO, US National Parks Preservation 2022
Texas Parks And Wildlife Foundation $20,000 Dallas, TX, US National Parks Preservation 2022
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2021
Grand Teton Nat Park Fdn $25,000 Moose, WY, US Park Preservation 2021
Greater Yellowstone Coalition $25,000 Bozeman, MT, US Preservation Of Land/wildlife 2021
Glacier National Park Conservancy $50,000 Columbia Falls, MT, US Preservation Of Park Lands 2021
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2021
Latah Trail Foundation $25,000 Moscow, ID, US Promote Safe Non-motorized Transportation In Latah County 2021
Palouse Land Trust $20,000 Moscow, ID, US Land Conservation Of The Palouse Region 2021
Palouse-clearwater Environmental In $20,000 Moscow, ID, US To Increase Citizen Involvement In Palouse-clearwater Region 2021
Tart Trails $20,000 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways, And Pedestrian Ways 2021
Save The Redwoods League $15,000 San Francisco, CA, US Protect And Conserve Redwood Trees 2021
Public Land Alliance $25,000 Silver Spring, MD, US National Parks Preservation 2021
Rocky Mountain Conservancy $15,000 Estes Park, CO, US National Parks Preservation 2021
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2020
Grand Teton Nat Park Fdn $28,000 Moose, WY, US Park Preservation 2020
Greater Yellowstone Coalition $30,000 Bozeman, MT, US Preservation Of Land/wildlife 2020
Glacier National Park Conservancy $43,000 Columbia Falls, MT, US Preservation Of Park Lands 2020
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2020
Latah Trail Foundation $25,000 Moscow, ID, US Promote Safe Non-motorized Transportation In Latah County 2020
Palouse Land Trust $10,000 Moscow, ID, US Land Conservation Of The Palouse Region 2020
Palouse-clearwater Environmental In $20,000 Moscow, ID, US To Increase Citizen Involvement In Palouse-clearwater Region 2020
Tart Trails $20,000 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways, And Pedestrian Ways 2020
Washington's National Park Fund $10,000 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks 2020
Save The Redwoods League $25,000 San Francisco, CA, US Protect And Conserve Redwood Trees 2020
Zion National Park Forever Project $10,000 Springdale, UT, US To Promote Enviromental Conservation 2020
Public Land Alliance $25,000 Silver Spring, MD, US National Parks Preservation 2020
Rocky Mountain Conservancy $15,000 Estes Park, CO, US National Parks Preservation 2020
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2018
Grand Teton Nat Park Fdn $20,000 Moose, WY, US Park Preservation 2018
Greater Yellowstone Coalition $30,000 Bozeman, MT, US Preservation Of Land/wildlife 2018
Glacier National Park Fund $60,000 Columbia Falls, MT, US Preservation Of Park Lands 2018
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2018
Latah Trail Foundation $25,000 Moscow, ID, US Promoate Safe Non-motorized Transportation In Latah County. 2018
The Ridges Sanctuary $10,000 Baileys Harbor, WI, US Preservation Of Park Lands 2018
Palouse-clearwater Enviromental Ins $23,000 Moscow, ID, US To Increase Citizen Involvement In Palouse-clearwater Region 2018
Friends Of Whitefish Dunes $1,000 Sturgeon Bay, WI, US Conservation And Promotion Of Whitefish Dunes State Park. 2018
Tart Trails $20,000 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways And Pedestrian Ways. 2018
Washington's National Park Fund $7,500 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks. 2018
Save The Redwoods League $25,000 San Francisco, CA, US Protect And Conserve Redwood Trees. 2018
Zion National Park Forever Project $10,000 Sprindale, UT, US To Promote Enviromental Conservation. 2018
Public Lands Alliance $15,000 Silver Spring, MD, US National Parks Preservation 2018
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2017
Grand Teton Nat Park Fdn $10,000 Moose, WY, US Park Preservation 2017
Greater Yellowstone Coalition $1,000 Bozeman, MT, US Preservation Of Land/wildlife 2017
Glacier National Park Fund $100,000 Columbia Falls, MT, US Preservation Of Park Lands 2017
National Parks Conservation Assn $25,000 Washington, DC, US Preservation Of Land/wildlife 2017
Latah Trail Foundation $25,000 Moscow, ID, US Promoate Safe Non-motorized Transportation In Latah County. 2017
Palouse Land Trust $30,000 Moscow, ID, US Land Conservation Of The Palouse Region 2017
Friends Of Whitefish Dunes $4,500 Sturgeon Bay, WI, US Conservation And Promotion Of Whitefish Dunes State Park. 2017
Tart Trails $17,000 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways And Pedestrian Ways. 2017
Washington's National Park Fund $1,000 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks. 2017
Save The Redwoods League $25,000 San Francisco, CA, US Protect And Conserve Redwood Trees. 2017
Ecology Project International $2,000 Missoula, MT, US Protect And Conserve The Enviroment. 2017
Palouse Prairie Charter School $15,000 Moscow, ID, US To Educate And Promote Enviromental Conservation. 2017
Zion National Park Forever Project $5,000 Sprindale, UT, US To Promote Enviromental Conservation. 2017
National Park Foundation $1,000 Washington, DC, US National Parks Preservation 2016
Grand Teton Nat Park Fdn $35,000 Moose, WY, US Park Preservation 2016
Greater Yellowstone Coalition $1,000 Bozeman, MT, US Preservation Of Land/wildlife 2016
Glacier National Park Fund $100,000 Columbia Falls, MT, US Preservation Of Park Lands 2016
National Parks Conservation Assn $1,000 Washington, DC, US Preservation Of Land/wildlife 2016
Latah Trail Foundation $25,000 Moscow, ID, US Promoate Safe Non-motorized Transportation In Latah County. 2016
The Ridges Sanctuary $5,000 Baileys Harbor, WI, US Preservation Of Park Lands 2016
Palouse Land Trust $20,000 Moscow, ID, US Land Conservation Of The Palouse Region 2016
Friends Of Whitefish Dunes $2,000 Sturgeon Bay, WI, US Conservation And Promotion Of Whitefish Dunes State Park. 2016
Tart Trails $5,500 Traverse City, MI, US Enrich The Traverse Region By Providing A Network Of Trails, Bikeways And Pedestrian Ways. 2016
Washington's National Park Fund $1,000 Seattle, WA, US Preservation Of Mt. Rainier, North Cascades, And Olympic National Parks. 2016
Friends Of Peninsula State Park $3,000 Fish Creek, WI, US Preservation Of Peninsula State Park, Wi. 2016
Traverse City Area Public Schools $15,000 Traverse City, MI, US Support Of Public Schoools In Traverse City. 2016
Climate Ridge $1,000 Missoula, MT, US Promote Climate Awareness And Active Transportation Movements. 2016
Save The Redwoods League $20,000 San Francisco, CA, US Protect And Conserve Redwood Trees. 2016

Foundations Similar to Thomas O Brown Foundation

Discover 5 foundations with comparable assets ($5,494,678-$5,596,637), similar grant patterns, and geographic focus in IL that may also align with your organization's funding needs and grant seeking strategy.

Foundation Name Total Assets Typical Grant Size Service Area Similarity Match

EIN: 82-4077901 | 129 grants awarded
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median grant
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100%
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EIN: 45-5437500 | 50 grants awarded
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$20,500
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EIN: 36-4405466 | 91 grants awarded
$5,555,475
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$10,000
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Same state
100%
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EIN: 83-2683469 | 189 grants awarded
$5,583,184
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$10,000
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EIN: 37-6036854 | 20 grants awarded
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Contact Information

Official contact details for Thomas O Brown Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 22-3894171
Website N/A
Address 28W521 WOODLAWN AVE Warrenville, IL 60555-3442

Key People (4)

Board members, trustees, and key staff who oversee Thomas O Brown Foundation's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

President James G Salsbury
Vice President Lysa H Salsbury
Treasurer Thomas L Salsbury
Secretary Katherine M Salsbury

Forms 990-PF

IRS Form 990-PF filings provide comprehensive financial information, grant details, and operational data. These documents are essential resources for understanding foundation capacity, giving patterns, and strategic priorities.

Form 990-PF Research Tips
  • Review Part XV for detailed grant recipient information and funding purposes
  • Check Part I for total assets, annual giving amounts, and payout requirements
  • Examine Part VIII for key personnel compensation and board structure
  • Look for trends across multiple years to understand giving patterns

About This Foundation Profile

This comprehensive foundation profile for Thomas O Brown Foundation is powered by Grant Bay's advanced foundation research platform. Our system analyzes IRS Form 990-PF filings, grant histories, and philanthropic patterns to provide nonprofit organizations with actionable intelligence for grant seeking success.

Data Sources & Accuracy

All information is derived from official IRS filings and public records. Grant Bay processes thousands of Form 990-PF documents to extract grant details, financial data, and organizational information. Data accuracy depends on foundation reporting quality and IRS filing completeness.

Research Applications

Use this profile for prospect research, grant strategy development, application preparation, and relationship building. Combine this data with additional research on foundation priorities, application processes, and board member backgrounds for comprehensive grant seeking strategies.

Data Currency: Last updated February 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.