Casey Trees
Environmental ServicesDistrict of Columbia, United States51-200 Employees
Casey Trees is an environmental services organization based in Washington, D.C., focused on restoring, enhancing, and protecting the tree canopy of the nation’s capital. The organization reports that it plants hundreds of trees each year, runs volunteer programs for planting and care, educates thousands of students about trees, monitors the District's canopy, and issues guidelines to improve urban planting so trees will thrive. Casey Trees employs between 51 and 200 people and maintains its operations at 3030 12th Street Northeast, Washington, DC 20017. The group maintains a website at caseytrees.org and engages in partnerships with public and civic groups, including a January 2026 collaboration with the National Park Service to plant 250 native and historic trees in federal parkland to mark the United States' 250th anniversary. Other notable collaborations include a 2022 partnership with ANXO DC and various community organizations such as Saint Joseph Abbey and Living Classrooms of the National Capital Region.
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