Mark Sullivan

Mark Sullivan is a native of Metropolitan Washington, DC, whose experience in the commercial real estate industry allows him to lead the Colliers International DC agency team to success. Mark offers clients the highest quality service through a strategic, thoughtful and proactively analytical approach. He uses his vast knowledge of historic and present market news, trends, and statistics to create added value for his clients. Over the course of his career thus far, Mark has represented approximately eight million square feet of office projects on behalf of both local developers and institutional owners/advisers, as well as completed over six million square feet of leasing transactions. He began his career in 1994 with Cushman & Wakefield’s predecessor(s) (DTZ, Cassidy Turley and Cassidy & Pinkard) as a market analyst covering downtown Washington, DC before moving to brokerage in 1996. Prior to joining Colliers, Mark served as an Executive Managing Director of Cushman & Wakefield’s Washington, DC office where he specialized in office leasing.

• Specialties
  Investment Sales Broker, Landlord Rep (Office), Tenant Rep, Tenant Rep (Office)
• Markets
  Washington, DC
• Property Types
  Office, Specialty
• Awards
  CREBA’s Rookie of the Year
• LinkedIn Profile
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• Websites
  LINKEDIN PROFILE
• Company Website
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• Education
  Virginia Commonwealth University, Bachelor of Science, Urban Studies and Planning