Harry And Helen Tassell Family | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Harry And Helen Tassell Family. Data shown is extracted from Form 990-PF filings.

EIN: 26-1129404

Foundation Overview

Based in Antioch, CA, Harry And Helen Tassell Family has awarded 83 grants totaling $389,460 to organizations in California and North Carolina. Individual grants range from $200 to $21,000, with a median award of $2,500.

Latest Tax Year
2025
Total Giving (all years)
$389,460
Total Assets
$1,542,035
Median Grant (all grants)
$2,500

Latest Form 990-PF Snapshot

Total Grants
9
Median Grant
$5,000
% Median Grant Growth
+43% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: May 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 9 recipients (0%) were new grantees. Foundation maintains tight relationships with established partners. New applicants rarely succeed without insider connections.

Geographic Focus
California

96% of all grants are concentrated in California, demonstrating highly focused geographic giving. This foundation prioritizes deep community impact in its primary service area. Within California, funding concentrates in Antioch (59%), Concord (11%), Brentwood (9%).

Funding Trajectory
+364%

Strong 364% growth in annual giving over 8 years indicates expanding philanthropic capacity and increasing opportunities for grant seekers. This upward trajectory suggests growing foundation resources and commitment.

Program Areas
General Purposes + 2 others

Diversified giving across multiple program areas with primary emphasis on general purposes (43%). 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 Harry And Helen Tassell Family'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
Opportunity Junction $20,000 Antioch, CA, US Support 2025
Delta Learning Center $20,000 Antioch, CA, US Support 2025
Antioch Rotary Club $1,750 Antioch, CA, US Support 2025
Antioch Historical Society $5,000 Antioch, CA, US Support 2025
Ghostlight Theatre $5,000 Brentwood, CA, US Support 2025
Bonita Valley Community Church $200 Bonita, CA, US Support 2025
Livermore Valley Arts $5,550 Livermore, CA, US Support 2025
Sunset Cultural Center $2,500 Carmel, CA, US Support 2025
Carmel Art Association $5,000 Carmel, CA, US Support 2025
Opportunity Junction $15,000 Antioch, CA, US Support 2024
El Campanile Preservation $4,000 Antioch, CA, US Support 2024
Ghostlight Theatre $4,000 Oakley, CA, US Support 2024
Delta Learning Center $15,000 Antioch, CA, US Support 2024
Antioch Rotary Club $1,750 Antioch, CA, US Support 2024
First Tee Contra Costa $1,000 Concord, CA, US Support 2024
Antioch Historical Society $5,000 Antioch, CA, US Support 2024
Bonita Valley Community Church $250 Bonita, CA, US Support 2024
Livermore Valley Arts $3,500 Livermore, CA, US Support 2024
Sunset Cultural Center $2,000 Carmel, CA, US Support 2024
Carmel Art Association $3,500 Carmel, CA, US Support 2024
Opportunity Junction $15,000 Antioch, CA, US Support 2024
El Campanile Preservation $4,000 Antioch, CA, US Support 2024
Ghostlight Theatre $4,000 Oakley, CA, US Support 2024
Delta Learning Center $15,000 Antioch, CA, US Support 2024
Antioch Rotary Club $1,750 Antioch, CA, US Support 2024
First Tee Contra Costa $1,000 Concord, CA, US Support 2024
Antioch Historical Society $5,000 Antioch, CA, US Support 2024
Bonita Valley Community Church $250 Bonita, CA, US Support 2024
Livermore Valley Arts $3,500 Livermore, CA, US Support 2024
Sunset Cultural Center $2,000 Carmel, CA, US Support 2024
Carmel Art Association $3,500 Carmel, CA, US Support 2024
Opportunity Junction $10,000 Antioch, CA, US Donation 2023
Delta Learning Center $21,000 Antioch, CA, US Donation 2023
Antioch Rotary Club $1,750 Antioch, CA, US Support 2023
First Tee Contra Costa $1,000 Concord, CA, US Support 2023
Antioch Historical Society $4,000 Antioch, CA, US Support 2023
Antioch High School $2,500 Antioch, CA, US Support 2023
Ghostlight Theatre $3,000 Brentwood, CA, US Support 2023
Lvpac $1,750 Livermore, CA, US Support 2023
Opportunity Junction $10,000 Antioch, CA, US Donation 2023
Delta Learning Center $21,000 Antioch, CA, US Donation 2023
Antioch Rotary Club $1,750 Antioch, CA, US Support 2023
First Tee Contra Costa $1,000 Concord, CA, US Support 2023
Antioch Historical Society $4,000 Antioch, CA, US Support 2023
Antioch High School $2,500 Antioch, CA, US Support 2023
Ghostlight Theatre $3,000 Brentwood, CA, US Support 2023
Lvpac $1,750 Livermore, CA, US Support 2023
Antioch Rotary Club $1,500 Antioch, CA, US Support 2022
First Tee Contra Costa $700 Concord, CA, US Support 2022
Libby Family Fund $500 Brentwood, CA, US Scholarship 2022
Antioch High School $500 Antioch, CA, US Support 2022
Antioch Historical Society - Sports $5,040 Antioch, CA, US Support 2022
V Foundation $500 Cary, NC, US Support 2022
Antioch Rotary Club $1,500 Antioch, CA, US Support 2022
First Tee Contra Costa $700 Concord, CA, US Support 2022
Libby Family Fund $500 Brentwood, CA, US Scholarship 2022
Antioch High School $500 Antioch, CA, US Support 2022
Antioch Historical Society - Sports $5,040 Antioch, CA, US Support 2022
V Foundation $500 Cary, NC, US Support 2022
Antioch Rotary Club $1,500 Antioch, CA, US Support 2022
First Tee Contra Costa $700 Concord, CA, US Support 2022
Libby Family Fund $500 Brentwood, CA, US Scholarship 2022
Antioch High School $500 Antioch, CA, US Support 2022
Antioch Historical Society - Sports $5,040 Antioch, CA, US Support 2022
V Foundation $500 Cary, NC, US Support 2022
Opportunity Junction $10,000 Antioch, CA, US Donation 2021
El Campanile Preservation $1,000 Antioch, CA, US Auditorium Remodel 2021
Delta Learning Center $15,000 Antioch, CA, US Donation 2021
Antioch Rotary Club $1,500 Antioch, CA, US Support 2021
First Tee Contra Costa $1,200 Concord, CA, US Support 2021
Antioch Historical Society $4,000 Antioch, CA, US Support 2021
Antioch Historical Society - Sports $635 Antioch, CA, US Support 2021
Antioch Band Boosters Assoc $1,000 Antioch, CA, US Support 2021
Ghostlight Theatre $2,500 Brentwood, CA, US Support 2021
Opportunity Junction $8,000 Antioch, CA, US Donation 2020
El Campanile Preservation $1,000 Antioch, CA, US Auditorium Remodel 2020
Ghostlight Theatre $3,500 Oakley, CA, US Donation 2020
Delta Learning Center $8,000 Antioch, CA, US Donation 2020
Antioch Rotary Club $1,500 Antioch, CA, US Support 2020
First Tee Contra Costa $1,000 Concord, CA, US Support 2020
Opportunity Junction $20,000 Antioch, CA, US Donation 2018
Antioch High School $4,400 Antioch, CA, US Auditorium Remodel 2018
Opportunity Junction $14,005 Antioch, CA, US Donation 2017

Foundations Similar to Harry And Helen Tassell Family

Discover 5 foundations with comparable assets ($1,538,232-$1,543,880), similar grant patterns, and geographic focus in CA 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: 22-2818941 | 131 grants awarded
$1,542,830
(≈ Similar)
$2,000
median grant
Berkeley, CA
Same state
100%
Excellent match

EIN: 95-4891672 | 256 grants awarded
$1,543,050
(≈ Similar)
$1,500
median grant
Lawndale, CA
Same state
100%
Excellent match

EIN: 46-4381925 | 80 grants awarded
$1,540,345
(≈ Similar)
$3,200
median grant
Danville, CA
Same state
100%
Excellent match

EIN: 26-0633621 | 187 grants awarded
$1,543,880
(≈ Similar)
$2,500
median grant
City Of Commerce, CA
Same state
100%
Excellent match

EIN: 20-3944171 | 182 grants awarded
$1,538,232
(≈ Similar)
$3,000
median grant
Atherton, CA
Same state
100%
Excellent match

Contact Information

Official contact details for Harry And Helen Tassell Family as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 26-1129404
Website N/A
Address 5012 ARROWHEAD CT Antioch, CA 94531-8496

Key People (4)

Board members, trustees, and key staff who oversee Harry And Helen Tassell Family's grant making decisions and strategic direction. Understanding leadership composition can provide insights into foundation priorities and potential networking opportunities.

President Thomas Tassell
Vice President Toni Tassell
Secretary Brian Tassell
Treasurer Thomas Tassell

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 Harry And Helen Tassell Family 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 May 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.