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Nonprofits in MARLBOROUGH, MA

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

Largest nonprofits in MARLBOROUGH by revenue

Top 5s in MARLBOROUGH

Most raised in gifts and grants

Contributions, gifts and grants received in the year

  1. 1Massachusetts Library System Inc990, year ended Jun 2025$14.2M
  2. 2Thrive Support & Advocacy Inc990, year ended Jun 2025$11.1M
  3. 3Special Olympics Massachusetts Inc990, year ended Dec 2025$7.9M
  4. 4Metro Southwest Workforce Board Inc990, year ended Jun 2025$7.8M
  5. 5Boys and Girls Clubs of Metrowest Inc990, year ended Dec 2025$3.1M

Largest reserves

Net assets (fund balance) at year end

  1. 1ST Marys Credit Union Inc990, year ended Dec 2025$91.5M
  2. 2Alternatives for Youth Foundation Inc990, year ended Jun 2025$44.1M
  3. 3Boston Scientific Foundation Inc990-PF, year ended Dec 2025$31.2M
  4. 4Service Employees International Union990, year ended Dec 2024$17.4M
  5. 5Special Olympics Massachusetts Inc990, year ended Dec 2025$16.7M

Highest-paid people

Compensation from the organization and related organizations, including other pay

  1. 1Ronald McLeanPresident/CEO · Cooperative Credit Union Association Inc$651.1K
  2. 2Kevin J SandersPresident & CEO · Better Business Bureau Inc$606.9K
  3. 3Edward Chase JRHead of School · Hillside School$395K
  4. 4James PetkewichEVP COO · ST Marys Credit Union Inc$391.3K
  5. 5Sarah BolteSVP CFO · ST Marys Credit Union Inc$330.5K

All nonprofits in MARLBOROUGH, A–Z (page 1 of 2)