The Natasha & Dirk Ziff Foundation | Foundation Profile

GrantBay analyzes IRS Form 990-PF data to help grant seekers find fit funders like The Natasha & Dirk Ziff Foundation. Data shown is extracted from Form 990-PF filings.

EIN: 13-4083748

Foundation Overview

Based in New York, NY, The Natasha & Dirk Ziff Foundation has awarded 3 grants totaling $4,200,000 to organizations in New York and California. Individual grants range from $1,000,000 to $1,600,000, with a median award of $1,600,000.

Latest Tax Year
2023
Total Giving (all years)
$4,200,000
Total Assets
$1,114,349
Median Grant (all grants)
$1,600,000

Latest Form 990-PF Snapshot

Total Grants
0 (No grants in 2023)
Median Grant
$0
% Median Grant Decline
-100% (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
Limited Sample: 0%

2 total grants. Insufficient data for reliable pattern analysis. Foundation may be highly selective or recently established.

Geographic Focus
California

67% of grants are awarded in California, with additional funding distributed across 1 other locations. The foundation balances regional focus with broader geographic diversity. Within California, funding concentrates in Santa Monica (100%).

Funding Trajectory
+60%

Strong 60% 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
Education + Community Projects

Dual focus on education (50%) and community projects, 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 Natasha & Dirk Ziff 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
Wsl Pure $1,600,000 Santa Monica, CA, US Support Partnership With Columbia University's Ocean Research And Education Programs 2021
Wsl Pure $1,600,000 Santa Monica, CA, US Support Partnership With Columbia University's Ocean Research And Education Programs 2021
Natural Resource Defense Council $1,000,000 New York, NY, US General Support 2017

Foundations Similar to The Natasha & Dirk Ziff Foundation

Discover 5 foundations with comparable assets ($1,064,139-$1,177,381), similar grant patterns, and geographic focus in NY 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: 13-3030267 | 7 grants awarded
$1,135,771
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$2,279,891
median grant
New York, NY
Same state
99%
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EIN: 32-0574720 | 7 grants awarded
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EIN: 81-1160889 | 9 grants awarded
$1,149,938
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$920,188
median grant
New York, NY
Same state
98%
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EIN: 46-1662946 | 4 grants awarded
$1,064,139
(≈ Similar)
$1,709,473.5
median grant
Brooklyn, NY
Same state
98%
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EIN: 80-0590280 | 10 grants awarded
$1,177,381
(≈ Similar)
$1,370,970.5
median grant
Spring Valley, NY
Same state
97%
Excellent match

Contact Information

Official contact details for The Natasha & Dirk Ziff Foundation as registered with the IRS. These details are essential for grant applications, correspondence, and due diligence processes.

EIN 13-4083748
Website N/A
Address 420 FIFTH AVENUE - 5TH FL New York, NY 10018-0941

Key People (4)

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

Co-president & Director Dirk E Ziff
Vice President & Treasurer Spencer Lehv
Co-president & Director Natasha B Ziff
Vice President & Secretary Marion Panas

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 Natasha & Dirk Ziff 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.