United Therapeutics

A National Association of Landscape Professionals (NALP) Merit Award and Landscape Contractors Association (LCA) Grand Award-winning project. The corporate headquarters of United Therapeutics, a biotechnology company that works on the development and commercialization of unique medical products, contains corporate offices, R&D facilities, and a manufacturing operation. The space includes well-integrated plantings, rooftop decks, 18 green roofs, a water feature, seating, artwork and unique architecture that provides an urban oasis for employees.

  • Location: Silver Spring, MD
  • Completion: 2014

Project Scope: Installation of landscape, site paving, masonry, green roofs, irrigation, soil work, site furnishings; ongoing maintenance.