The Robert And Diane Weissman Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like The Robert And Diane Weissman Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 77-0560173

Foundation Overview

Based in Los Altos, CA, The Robert And Diane Weissman Foundation has awarded 11 grants totaling $18,800 to organizations in Arizona and California and internationally. Individual grants range from $50 to $5,000, with a median award of $1,000.

Latest Tax Year
2024
Total Giving (all years)
$18,800
Total Assets
$2,331,883
Median Grant (all grants)
$1,000

Latest Form 990-PF Snapshot

Total Grants
4
Median Grant
$875
% Median Grant Decline
-42% (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
Highly Accessible: 100%

4 of 4 recipients (100%) were new grantees. Foundation prioritizes discovering new partners. Most funding supports first-time applicants with compelling missions.

Geographic Focus
Arizona

64% of grants are awarded in Arizona, with additional funding distributed across 3 other locations. The foundation balances regional focus with broader geographic diversity. Within Arizona, funding concentrates in Scottsdale (43%), Phoenix (43%), Fountain Hills (14%).

Funding Trajectory
+180%

Strong 180% growth in annual giving over 4 years indicates expanding philanthropic capacity and increasing opportunities for grant seekers. This upward trajectory suggests growing foundation resources and commitment.

Program Areas
Community Projects + Education

Dual focus on community projects (88%) and education, indicating strategic concentration in complementary program areas.

Where is The Money Going?

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Grants & Funding

Analyzing past grantees provides valuable insights into The Robert And Diane Weissman 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
Golden Eagle Foundation $750 Fountain Hills, AZ, US Support Of Programs To Support Classroom Teachers 2024
Courtneys Place $50 Scottsdale, AZ, US Support Of Programs 2024
Tiger Mountain Foundation $1,000 Phoenix, AZ, US Support Of Community Garden 2024
Daughters Of Cambodia $1,000 Phnom Penh, Cambodia, CB Program Support 2024
Sonoran Conservatory $1,000 Scottsdale, AZ, US Support For Trailblazers 2023
Ywam San Diego $1,500 Chula Vista, CA, US Support For Home Building Project 2023
Foster Your Future $5,000 Phoenix, AZ, US Support For Activities 2023
Sonoran Conservatory $1,000 Scottsdale, AZ, US Support For Trailblazers 2023
Ywam San Diego $1,500 Chula Vista, CA, US Support For Home Building Project 2023
Foster Your Future $5,000 Phoenix, AZ, US Support For Activities 2023
Noakes Foundation $1,000 Constantia, N/A, SF Support Lchf Message 2020

Foundations Similar to The Robert And Diane Weissman Foundation

Discover 5 foundations with comparable assets ($2,284,400-$2,363,020), 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: 94-3181132 | 216 grants awarded
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EIN: 95-4300107 | 753 grants awarded
$2,286,863
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$1,000
median grant
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99%
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EIN: 27-4373346 | 342 grants awarded
$2,285,231
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$1,000
median grant
Sebastopol, CA
Same state
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EIN: 47-2523341 | 89 grants awarded
$2,284,400
(≈ Similar)
$500
median grant
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Contact Information

Official contact details for The Robert And Diane Weissman Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 77-0560173
Website N/A
Address PO BOX 3472 Los Altos, CA 94024-0472

Key People (4)

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

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Treasurer Secretary [object Object]
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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 The Robert And Diane Weissman 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 March 2026 based on IRS Form 990-PF filings. Foundation information reflects most recent available tax year data.