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Nonprofits in BETHESDA, MD

971 tax-exempt organizations with a return on IRS file.

Largest nonprofits in BETHESDA by revenue

Top 5s in BETHESDA

Most raised in gifts and grants

Contributions, gifts and grants received in the year

  1. 1Impactassets Inc990, year ended Dec 2024$599.4M
  2. 2Henry M Jackson Foundation for the Advancement of Military Medicine990, year ended Sep 2025$515.6M
  3. 3Clark Charitable Foundation Inc990-PF, year ended Dec 2024$141.4M
  4. 4Association of Public Health Laboratories Inc990, year ended Dec 2024$133.5M
  5. 5Global Communities Inc990, year ended Sep 2025$106.6M

Largest reserves

Net assets (fund balance) at year end

  1. 1Cystic Fibrosis Foundation990, year ended Dec 2024$4.7B
  2. 2Impactassets Inc990, year ended Dec 2024$3B
  3. 3Diana Davis Spencer Foundation990-PF, year ended Dec 2024$1.3B
  4. 4Lockheed Martin Corporaton Benefit TR for Collectively Bargained Empl990, year ended Dec 2024$713.6M
  5. 5Shell Foundation990, year ended Dec 2024$672.2M

Highest-paid people

Compensation from the organization and related organizations, including other pay

  1. 1John C Mahler JR MDChief Investment Officer · Cystic Fibrosis Foundation$1.9M
  2. 2Earl a LeeManaging Director, Investments · Cystic Fibrosis Foundation$1.6M
  3. 3Andrew LewisManaging Director, Investments · Cystic Fibrosis Foundation$1.4M
  4. 4Eric KoehrsenManaging Director, Investments · Cystic Fibrosis Foundation$1.3M
  5. 5Michael P Boyle MDPresident & CEO · Cystic Fibrosis Foundation$1.3M

All nonprofits in BETHESDA, A–Z (page 1 of 10)