Skip to main content
IRS-authorized e-file provider · not the IRS

Nonprofits in POOLESVILLE, MD

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

Largest nonprofits in POOLESVILLE by revenue

Top 5s in POOLESVILLE

Most raised in gifts and grants

Contributions, gifts and grants received in the year

  1. 1Poplar Spring Animal Sanctuary Inc990, year ended Dec 2024$852.9K
  2. 2Wumco Help Inc990, year ended Dec 2024$646K
  3. 3Community Farmshare990, year ended Dec 2025$593.4K
  4. 4Story Tapestries Inc990, year ended Dec 2025$572.2K
  5. 5Montgomery Countryside Alliance Inc990, year ended Dec 2025$354.9K

Largest reserves

Net assets (fund balance) at year end

  1. 1Calleva Inc990, year ended Dec 2024$5.6M
  2. 2Poplar Spring Animal Sanctuary Inc990, year ended Dec 2024$3.4M
  3. 3Izaak Walton League of America Inc990, year ended Aug 2024$2.4M
  4. 4Wumco Help Inc990, year ended Dec 2024$924.1K
  5. 5Community Farmshare990, year ended Dec 2025$918.9K

Highest-paid people

Compensation from the organization and related organizations, including other pay

  1. 1Alexander MarkoffExecutive Director · Calleva Inc$299.6K
  2. 2Nicholas MarkoffVice President · Calleva Inc$294.8K
  3. 3Matthew MarkoffPresident · Calleva Inc$286.1K
  4. 4Arianna RossCEO · Story Tapestries Inc$117.8K
  5. 5Caroline K TaylorExecutive Director · Montgomery Countryside Alliance Inc$107K

All nonprofits in POOLESVILLE, A–Z