Carol And Warren Sinsheimer | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like Carol And Warren Sinsheimer. Data shown is extracted from Form 990-PF filings.

EIN: 77-0457296

Foundation Overview

Based in San Luis Obispo, CA, Carol And Warren Sinsheimer has awarded 147 grants totaling $104,625 to organizations in California, Alabama and 6 other states across the US. Individual grants range from $100 to $7,000, with a median award of $500.

Latest Tax Year
2024
Total Giving (all years)
$104,625
Total Assets
$334,968
Median Grant (all grants)
$500

Latest Form 990-PF Snapshot

Total Grants
23
Median Grant
$500
% No Significant Change
0% (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
Relationship-Focused: 17%

4 of 23 recipients (17%) were new grantees. Foundation strongly favors organizations with proven track records. New partnerships develop slowly over time.

Geographic Focus
California

80% 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 San Luis Obispo (86%), Lee Vining (7%), Berkeley (3%).

Funding Trajectory
+372%

Strong 372% 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
Community Projects + 4 others

Diversified giving across multiple program areas with primary emphasis on community projects (50%). This broad approach suggests openness to various causes and innovative cross-sector solutions.

Where is The Money Going?

Loading geographic data...
Loading chart...
Loading chart...
Loading chart...

Grants & Funding

Analyzing past grantees provides valuable insights into Carol And Warren Sinsheimer'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
American Civil Liberties Union $100 New York, NY, US Civil Rights And Public Interest 2024
Child Development Resource Center $200 San Luis Obispo, CA, US Public Welfare 2024
Community Counseling Center $500 San Luis Obispo, CA, US General Fund Support 2024
Ecoslo $200 San Luis Obispo, CA, US Environmental Conservation 2024
Environmental Defense Fund $200 Washington, DC, US Environmental Conservation 2024
Friends Of 40 Prado $200 San Luis Obispo, CA, US Public Welfare 2024
Hospice Of Slo County $500 San Luis Obispo, CA, US General Fund Support 2024
Lumina Alliance $500 San Luis Obispo, CA, US General Fund Support 2024
Meals That Connect $1,000 San Luis Obispo, CA, US Nutrition And Support For Seniors 2024
Mono Lake Committee $500 Lee Vining, CA, US Environmental Conservation 2024
National Parks Conservation Assoc $100 Washington, DC, US Environmental Conservation 2024
National Wildlife Federation $100 Reston, VA, US General Fund Support 2024
Planned Parenthood $500 San Luis Obispo, CA, US Public Healthcare 2024
Slo Master Chorale $200 San Luis Obispo, CA, US Support Arts In The Community 2024
Slo Noor Foundation $2,500 San Luis Obispo, CA, US Public Healthcare 2024
Slo Repertory Theatre $1,000 San Luis Obispo, CA, US Support Arts In The Community 2024
Southern Poverty Law Center $100 Montgomery, AL, US Civil Rights And Public Interest 2024
Transitions Mental Health Assoc $1,000 San Luis Obispo, CA, US Public Welfare 2024
Slo International Film Festival $1,000 San Luis Obispo, CA, US Support Arts In The Community 2024
Celiac Guild $200 Seattle, WA, US Public Welfare 2024
Slo Symphony $500 San Luis Obispo, CA, US Support Arts In The Community 2024
Monday Club Conservancy $200 San Luis Obispo, CA, US General Fund Support 2024
Friends Of Alta $500 Alta, UT, US Environmental Conservation 2024
Child Development Resource Center $200 San Luis Obispo, CA, US Public Welfare 2023
Community Counseling Center $500 San Luis Obispo, CA, US General Fund Support 2023
Environmental Defense Fund $100 Washington, DC, US Environmental Conservation 2023
Friends Of 40 Prado $200 San Luis Obispo, CA, US Public Welfare 2023
Hospice Of Slo County $500 San Luis Obispo, CA, US General Fund Support 2023
Kcbx Public Radio $3,000 San Luis Obsipo, CA, US General Fund Support 2023
Lumina Alliance $500 San Luis Obispo, CA, US General Fund Support 2023
Meals That Connect $1,000 San Luis Obispo, CA, US Nutrition And Support For Seniors 2023
Mono Lake Committee $500 Lee Vining, CA, US Environmental Conservation 2023
National Wildlife Federation $100 Reston, VA, US General Fund Support 2023
Planned Parenthood $500 San Luis Obispo, CA, US Public Healthcare 2023
Slo Master Chorale $200 San Luis Obispo, CA, US Support Arts In The Community 2023
Slo Mothers For Peace $200 San Luis Obispo, CA, US General Fund Support 2023
Slo Noor Foundation $2,500 San Luis Obispo, CA, US Public Healthcare 2023
Slo Vocal Arts Ensemble $1,000 San Luis Obispo, CA, US Support Arts In The Community 2023
Southern Poverty Law Center $100 Montgomery, AL, US Civil Rights And Public Interest 2023
Transitions Mental Health Assoc $500 San Luis Obispo, CA, US Public Welfare 2023
Uc Berkeley Foundation $2,000 Berkeley, CA, US Law School Fund General Support 2023
Women For Women $100 Central Islip, NY, US Public Welfare 2023
Slo International Film Festival $500 San Luis Obispo, CA, US Support Arts In The Community 2023
Child Development Resource Center $200 San Luis Obispo, CA, US Public Welfare 2023
Community Counseling Center $500 San Luis Obispo, CA, US General Fund Support 2023
Environmental Defense Fund $100 Washington, DC, US Environmental Conservation 2023
Friends Of 40 Prado $200 San Luis Obispo, CA, US Public Welfare 2023
Hospice Of Slo County $500 San Luis Obispo, CA, US General Fund Support 2023
Kcbx Public Radio $3,000 San Luis Obsipo, CA, US General Fund Support 2023
Lumina Alliance $500 San Luis Obispo, CA, US General Fund Support 2023
Meals That Connect $1,000 San Luis Obispo, CA, US Nutrition And Support For Seniors 2023
Mono Lake Committee $500 Lee Vining, CA, US Environmental Conservation 2023
National Wildlife Federation $100 Reston, VA, US General Fund Support 2023
Planned Parenthood $500 San Luis Obispo, CA, US Public Healthcare 2023
Slo Master Chorale $200 San Luis Obispo, CA, US Support Arts In The Community 2023
Slo Mothers For Peace $200 San Luis Obispo, CA, US General Fund Support 2023
Slo Noor Foundation $2,500 San Luis Obispo, CA, US Public Healthcare 2023
Slo Vocal Arts Ensemble $1,000 San Luis Obispo, CA, US Support Arts In The Community 2023
Southern Poverty Law Center $100 Montgomery, AL, US Civil Rights And Public Interest 2023
Transitions Mental Health Assoc $500 San Luis Obispo, CA, US Public Welfare 2023
Uc Berkeley Foundation $2,000 Berkeley, CA, US Law School Fund General Support 2023
Women For Women $100 Central Islip, NY, US Public Welfare 2023
Slo International Film Festival $500 San Luis Obispo, CA, US Support Arts In The Community 2023
Child Development Resource Center $200 San Luis Obispo, CA, US Public Welfare 2022
Community Counseling Center $500 San Luis Obispo, CA, US General Fund Support 2022
Friends Of 40 Prado $200 San Luis Obispo, CA, US Public Welfare 2022
Lumina Alliance $500 San Luis Obispo, CA, US General Fund Support 2022
Meals That Connect $1,000 San Luis Obispo, CA, US Nutrition And Support For Seniors 2022
Mono Lake Committee $500 Lee Vining, CA, US Environmental Conservation 2022
National Wildlife Federation $100 Reston, VA, US General Fund Support 2022
Planned Parenthood $500 San Luis Obispo, CA, US Public Healthcare 2022
Slo Master Chorale $200 San Luis Obispo, CA, US Support Arts In The Community 2022
Slo Mothers For Peace $200 San Luis Obispo, CA, US General Fund Support 2022
Slo Noor Foundation $2,500 San Luis Obispo, CA, US Public Healthcare 2022
Slo Vocal Arts Ensemble $1,000 San Luis Obispo, CA, US Support Arts In The Community 2022
Southern Poverty Law Center $100 Montgomery, AL, US Civil Rights And Public Interest 2022
Transitions Mental Health Assoc $500 San Luis Obispo, CA, US Public Welfare 2022
Child Development Resource Center $200 San Luis Obispo, CA, US Public Welfare 2022
Community Counseling Center $500 San Luis Obispo, CA, US General Fund Support 2022
Friends Of 40 Prado $200 San Luis Obispo, CA, US Public Welfare 2022
Lumina Alliance $500 San Luis Obispo, CA, US General Fund Support 2022
Meals That Connect $1,000 San Luis Obispo, CA, US Nutrition And Support For Seniors 2022
Mono Lake Committee $500 Lee Vining, CA, US Environmental Conservation 2022
National Wildlife Federation $100 Reston, VA, US General Fund Support 2022
Planned Parenthood $500 San Luis Obispo, CA, US Public Healthcare 2022
Slo Master Chorale $200 San Luis Obispo, CA, US Support Arts In The Community 2022
Slo Mothers For Peace $200 San Luis Obispo, CA, US General Fund Support 2022
Slo Noor Foundation $2,500 San Luis Obispo, CA, US Public Healthcare 2022
Slo Vocal Arts Ensemble $1,000 San Luis Obispo, CA, US Support Arts In The Community 2022
Southern Poverty Law Center $100 Montgomery, AL, US Civil Rights And Public Interest 2022
Transitions Mental Health Assoc $500 San Luis Obispo, CA, US Public Welfare 2022
Child Development Resource Center $200 San Luis Obispo, CA, US Public Welfare 2022
Community Counseling Center $500 San Luis Obispo, CA, US General Fund Support 2022
Friends Of 40 Prado $200 San Luis Obispo, CA, US Public Welfare 2022
Lumina Alliance $500 San Luis Obispo, CA, US General Fund Support 2022
Meals That Connect $1,000 San Luis Obispo, CA, US Nutrition And Support For Seniors 2022
Mono Lake Committee $500 Lee Vining, CA, US Environmental Conservation 2022
National Wildlife Federation $100 Reston, VA, US General Fund Support 2022
Planned Parenthood $500 San Luis Obispo, CA, US Public Healthcare 2022
Slo Master Chorale $200 San Luis Obispo, CA, US Support Arts In The Community 2022
Slo Mothers For Peace $200 San Luis Obispo, CA, US General Fund Support 2022
Slo Noor Foundation $2,500 San Luis Obispo, CA, US Public Healthcare 2022
Slo Vocal Arts Ensemble $1,000 San Luis Obispo, CA, US Support Arts In The Community 2022
Southern Poverty Law Center $100 Montgomery, AL, US Civil Rights And Public Interest 2022
Transitions Mental Health Assoc $500 San Luis Obispo, CA, US Public Welfare 2022
Community Counseling Center $500 San Luis Obispo, CA, US General Fund Support 2021
Kcbx $7,000 San Luis Obsipo, CA, US Public Radio 2021
Hospice Of Slo County $5,000 San Luis Obispo, CA, US General Fund Support 2021
Mono Lake Committee $500 Lee Vining, CA, US Environmental Conservation 2021
Child Development Resource Center $100 San Luis Obispo, CA, US Public Welfare 2021
Transitions Mental Health Assoc $1,000 San Luis Obispo, CA, US Public Welfare 2021
Meals That Connect $1,000 San Luis Obispo, CA, US Nutrition And Support For Seniors 2021
Planned Parenthood $500 San Luis Obispo, CA, US Public Healthcare 2021
Slo Repertory Theatre $200 San Luis Obispo, CA, US Support Arts In The Community 2021
Southern Poverty Law Center $100 Montgomery, AL, US Civil Rights And Public Interest 2021
Slo Mothers For Peace $200 San Luis Obispo, CA, US General Fund Support 2021
Uc Berkeley Law $2,000 Berkeley, CA, US General Fund Support 2021
Slo Noor Foundation $2,500 San Luis Obispo, CA, US Public Healthcare 2021
Second Harvest Food Bank $250 New Orleans, LA, US Public Welfare 2021
Vocal Arts Ensemble $675 San Luis Obispo, CA, US Support Arts In The Community 2021
Save The Redwoods $200 San Francisco, CA, US Environmental Conservation 2021
National Wildlife Federation $100 Reston, VA, US General Fund Support 2021
Lumina Alliance $500 San Luis Obispo, CA, US General Fund Support 2021
Women For Women $100 Central Islip, NY, US Public Welfare 2021
Hospice Of Slo County $500 San Luis Obispo, CA, US General Fund Support 2020
Mono Lake Committee $500 Lee Vining, CA, US Environmental Conservation 2020
Child Development Resource Center $100 San Luis Obispo, CA, US Public Welfare 2020
Transitions Mental Health Assoc $1,000 San Luis Obispo, CA, US Public Welfare 2020
Friends Of Prado $200 San Luis Obispo, CA, US Public Welfare 2020
Meals That Connect $1,000 San Luis Obispo, CA, US Nutrition And Support For Seniors 2020
Planned Parenthood $500 San Luis Obispo, CA, US Public Healthcare 2020
National Parks Conservation Assoc $100 Washington, DC, US Environmental Conservation 2020
American Civil Liberties Union $100 New York, NY, US Civil Rights And Public Interest 2020
Capslo Health & Prevention Center $600 San Luis Obispo, CA, US Public Healthcare 2020
Slo Repertory Theatre $200 San Luis Obispo, CA, US Support Arts In The Community 2020
Southern Poverty Law Center $100 Montgomery, AL, US Civil Rights And Public Interest 2020
Slo Mothers For Peace $200 San Luis Obispo, CA, US General Fund Support 2020
Slo Food Bank $3,000 San Luis Obispo, CA, US Public Welfare 2020
Foundation For The Performing Arts $2,500 San Luis Obispo, CA, US Support Arts In The Community 2020
Uc Berkeley Law $1,000 Berkeley, CA, US General Fund Support 2020
Land Conservancy Of Slo $1,000 San Luis Obispo, CA, US Environmental Conservation 2020
Ecoslo $100 San Luis Obispo, CA, US Environmental Conservation 2020
California Conservation Corps $100 San Luis Obispo, CA, US Enviromental Conservation 2020
Slo Noor Foundation $2,500 San Luis Obispo, CA, US Public Healthcare 2020
Environmental Defense Fund $100 Washington, DC, US Environmental Conservation 2020
Amnesty International $100 Washington, DC, US Public Welfare 2020
Kcbx $2,500 San Luis Obispo, CA, US To Support Public Radio Broadcasting 2016

Foundations Similar to Carol And Warren Sinsheimer

Discover 5 foundations with comparable assets ($333,708-$335,812), 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: 39-1421960 | 62 grants awarded
$334,171
(≈ Similar)
$1,000
median grant
Indio, CA
Same state
100%
Excellent match

EIN: 13-4060087 | 40 grants awarded
$335,812
(≈ Similar)
$1,000
median grant
El Segundo, CA
Same state
100%
Excellent match

EIN: 27-4330507 | 19 grants awarded
$333,800
(≈ Similar)
$250
median grant
Palo Alto, CA
Same state
100%
Excellent match

EIN: 99-3539594 | 4 grants awarded
$333,719
(≈ Similar)
$500
median grant
Santa Clara, CA
Same state
100%
Excellent match

EIN: 27-4030291 | 14 grants awarded
$333,708
(≈ Similar)
$250
median grant
Saratoga, CA
Same state
100%
Excellent match

Contact Information

Official contact details for Carol And Warren Sinsheimer as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 77-0457296
Website N/A
Address 1745 TIBURON WAY Sn Luis Obisp, CA 93401-8309

Key People (4)

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

President Warren A Sinsheimer Iii
Secretary/vp Carol Sinsheimer
Director Warren Angus Sinsheimer
Director Amy E Sinsheimer

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 Carol And Warren Sinsheimer 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.