Cornerstone Foundation Inc | Foundation Profile

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

EIN: 11-3737220

Foundation Overview

Based in Washington, DC, Cornerstone Foundation Inc has awarded 77 grants totaling $12,892,500 to organizations in California, District of Columbia and 4 other states across the US. Individual grants range from $50,000 to $350,000, with a median award of $150,000.

Latest Tax Year
2024
Total Giving (all years)
$12,892,500
Total Assets
$53,329,506
Median Grant (all grants)
$150,000

Latest Form 990-PF Snapshot

Total Grants
24
Median Grant
$155,000
% Median Grant Growth
+11% (vs previous year)
Data extracted from IRS Form 990-PF filings. Last filing year: March 2026

Foundation Intelligence

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

New Applicant Friendliness
Balanced Approach: 33%

8 of 24 recipients (33%) were new grantees. Foundation maintains loyal partnerships while remaining open to qualified new applicants with strong proposals.

Geographic Focus
District of Columbia

58% of grants are awarded in District of Columbia, with additional funding distributed across 5 other locations. The foundation balances regional focus with broader geographic diversity. Within District of Columbia, funding concentrates in Washington (100%).

Funding Trajectory
+33%

Moderate 33% growth trend over 4 years suggests stable and gradually increasing funding capacity. This positive trajectory indicates reliable grant-making resources and sustainable philanthropic commitment.

Program Areas
Community Projects

Highly focused on community projects with 100% of funding dedicated to this sector. This specialization indicates deep expertise and committed investment in the field.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into Cornerstone Foundation Inc'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
Environmental Defense Fund $350,000 Washington, DC, US Support Charitable Activities 2024
Island Institute $340,000 Rockland, MD, US Support Charitable Activities 2024
The Basic Fund $60,000 Oakland, CA, US Support Charitable Activities 2024
The Posse Foundation $150,000 Washington, DC, US Support Charitable Activities 2024
Children's Literacy Initiative $150,000 Philadelphia, PA, US Support Charitable Activities 2024
Teach For America $240,000 Washington, DC, US Support Charitable Activities 2024
House Of Ruth $240,000 Washington, DC, US Support Charitable Activities 2024
Planned Parenthood Federation Of America Inc $200,000 New York, NY, US Support Charitable Activities 2024
Thurgood Marshall College Fund $80,000 Washington, DC, US Support Charitable Activities 2024
William J Brennan Jr Center For Justice Inc $125,000 New York, NY, US Support Charitable Activities 2024
The Trevor Project $75,000 West Hollywood, CA, US Support Charitable Activities 2024
Rock The Vote $160,000 Washington, DC, US Support Charitable Activities 2024
Environmental Defense Fund $350,000 Washington, DC, US Support Charitable Activities 2024
Island Institute $340,000 Rockland, MD, US Support Charitable Activities 2024
The Basic Fund $60,000 Oakland, CA, US Support Charitable Activities 2024
The Posse Foundation $150,000 Washington, DC, US Support Charitable Activities 2024
Children's Literacy Initiative $150,000 Philadelphia, PA, US Support Charitable Activities 2024
Teach For America $240,000 Washington, DC, US Support Charitable Activities 2024
House Of Ruth $240,000 Washington, DC, US Support Charitable Activities 2024
Planned Parenthood Federation Of America Inc $200,000 New York, NY, US Support Charitable Activities 2024
Thurgood Marshall College Fund $80,000 Washington, DC, US Support Charitable Activities 2024
William J Brennan Jr Center For Justice Inc $125,000 New York, NY, US Support Charitable Activities 2024
The Trevor Project $75,000 West Hollywood, CA, US Support Charitable Activities 2024
Rock The Vote $160,000 Washington, DC, US Support Charitable Activities 2024
Basic Fund $55,000 Oakland, CA, US Support Charitable Activities 2023
Brennan Center For Justice $110,000 Washington, DC, US Support Charitable Activities 2023
Children's Literacy Initiative $140,000 Philadelphia, PA, US Support Charitable Activities 2023
Environmental Defense Fund $325,000 Washington, DC, US Support Charitable Activities 2023
House Of Ruth $225,000 Washington, DC, US Support Charitable Activities 2023
Planned Parenthood Federation Of America Inc $190,000 New York, NY, US Support Charitable Activities 2023
Rock The Vote $55,000 Washington, DC, US Support Charitable Activities 2023
Teach For America $225,000 Washington, DC, US Support Charitable Activities 2023
Island Institute $325,000 Rockland, ME, US Support Charitable Activities 2023
The Posse Foundation Dc $140,000 Washington, DC, US Support Charitable Activities 2023
Thurgood Marshall College Fund $75,000 Washington, DC, US Support Charitable Activities 2023
Basic Fund $50,000 Oakland, CA, US Support Charitable Activities 2022
Brennan Center For Justice $100,000 Washington, DC, US Support Charitable Activities 2022
Children's Literacy Initiative $125,000 Philadelphia, PA, US Support Charitable Activities 2022
Environmental Defense Fund $300,000 Washington, DC, US Support Charitable Activities 2022
House Of Ruth $200,000 Washington, DC, US Support Charitable Activities 2022
Planned Parenthood $175,000 New York, NY, US Support Charitable Activities 2022
Rock The Vote $50,000 Washington, DC, US Support Charitable Activities 2022
Teach For America $200,000 Washington, DC, US Support Charitable Activities 2022
The Island Institute $300,000 Rockland, ME, US Support Charitable Activities 2022
The Possee Foundation Dc $125,000 Washington, DC, US Support Charitable Activities 2022
Thurgood Marshall College Fund $75,000 Washington, DC, US Support Charitable Activities 2022
Basic Fund $50,000 Oakland, CA, US Support Charitable Activities 2022
Brennan Center For Justice $100,000 Washington, DC, US Support Charitable Activities 2022
Children's Literacy Initiative $125,000 Philadelphia, PA, US Support Charitable Activities 2022
Environmental Defense Fund $300,000 Washington, DC, US Support Charitable Activities 2022
House Of Ruth $200,000 Washington, DC, US Support Charitable Activities 2022
Planned Parenthood $175,000 New York, NY, US Support Charitable Activities 2022
Rock The Vote $50,000 Washington, DC, US Support Charitable Activities 2022
Teach For America $200,000 Washington, DC, US Support Charitable Activities 2022
The Island Institute $300,000 Rockland, ME, US Support Charitable Activities 2022
The Possee Foundation Dc $125,000 Washington, DC, US Support Charitable Activities 2022
Thurgood Marshall College Fund $75,000 Washington, DC, US Support Charitable Activities 2022
Basic Fund $50,000 Oakland, CA, US Support Charitable Activities 2021
Children's Literary Initiative $150,000 Philadelphia, PA, US Support Charitable Activities 2021
Environmental Defense Fund $300,000 Washington, DC, US Support Charitable Activities 2021
House Of Ruth $175,000 Washington, DC, US Support Charitable Activities 2021
Planned Parenthood $150,000 New York, NY, US Support Charitable Activities 2021
Teach For America Dcmd $250,000 Washington, DC, US Support Charitable Activities 2021
The Island Institute $250,000 Rockland, ME, US Support Charitable Activities 2021
The Possee Foundation Dc $125,000 Washington, DC, US Support Charitable Activities 2021
Brennan Center For Justice $75,000 Washington, DC, US Support Charitable Activities 2021
Rock The Vote $50,000 Washington, DC, US Support Charitable Activities 2021
Thurgood Marshall College Fund $75,000 Washington, DC, US Support Charitable Activities 2021
For The Love Of Children $187,500 Washington, DC, US Support Charitable Activities 2020
House Of Ruth $175,000 Washington, DC, US Support Charitable Activities 2020
Planned Parenthood $150,000 New York, NY, US Support Charitable Activities 2020
Teach For America Dcmd $250,000 Washington, DC, US Support Charitable Activities 2020
Children's Literary Initiative $150,000 Philadelphia, PA, US Support Charitable Activities 2020
The Possee Foundation Dc $125,000 Washington, DC, US Support Charitable Activities 2020
Basic Fund $50,000 Oakland, CA, US Support Charitable Activities 2020
The Island Institute $250,000 Rockland, ME, US Support Charitable Activities 2020
Environmental Defense Fund $300,000 Washington, DC, US Support Charitable Activities 2020

Foundations Similar to Cornerstone Foundation Inc

Discover 5 foundations with comparable assets ($22,758,765-$80,454,134), similar grant patterns, and geographic focus in DC 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: 13-2751798 | 370 grants awarded
$49,907,067
(≈ Similar)
$75,000
median grant
Washington, DC
Same state
99%
Excellent match

EIN: 47-4954803 | 38 grants awarded
$36,799,030
(↓ Smaller)
$244,407.5
median grant
Washington, DC
Same state
87%
Excellent match

EIN: 20-5877229 | 55 grants awarded
$30,227,489
(↓ Smaller)
$175,000
median grant
Washington, DC
Same state
80%
Excellent match

EIN: 45-1261400 | 145 grants awarded
$80,454,134
(↑ Larger)
$100,000
median grant
Washington, DC
Same state
77%
Good match

EIN: 20-0864199 | 75 grants awarded
$22,758,765
(↓ Smaller)
$100,000
median grant
Washington, DC
Same state
73%
Good match

Contact Information

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

EIN 11-3737220
Website N/A
Address 1828 L ST NW STE 300 Washington, DC 20036-5104

Key People (5)

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

Managing Trustee Katherine Vogt
Treasurer Martin Romo
Secretary Emily Vogt
Trustee Elizabeth Vogt
Trustee Lucy Vogt

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 Cornerstone Foundation Inc 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 March 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.