Our People

Mark Buscaino – Executive Director

“At Casey Trees, we strive to connect people to trees. Through planting and education, we are making a difference in our communities.”

Mark ensures that Casey Trees remains on track toward achieving D.C.’s 40 percent tree canopy goal through execution of its mission: To Restore, Enhance and Protect the Tree Canopy of our Nation’s Capital. Prior to joining Casey Trees in 2006, Mark served as the National Director for the USDA Forest Service’s Urban Forestry Program, and; as D.C.’s Chief Forester in the Williams Administration. Mark and his family reside in Silver Spring, Maryland.


  • Forestry Program Volunteer – U.S. Peace Corps, Benin, West Africa
  • Deputy Project Manager – Urban Forest and Education Program, New York City, NY
  • City Forester – Takoma Park, Maryland
  • Urban Forester – Fairfax County, Virginia
  • Chief Forester – DC Department of Transportation/Urban Forestry Administration
  • National Director – USDA Forest Service Urban & Community Forestry Program


  • B.S. Business Administration, University of Maine at Orono
  • M.S. Forest Resources Management, State University of New York at Syracuse

Certifications & Affiliations

  • Leadership Greater Washington: Class of 2015
  • iTree Executive Committee Board Member
  • Harvard Business School Certificate: Strategic Perspectives in Non-Profit Management 2011
  • Garden Club of America: 2012 Margaret Douglass Medal Winner
  • Advisory Member: Conservation Montgomery, Montgomery County, MD

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