David Costello

Senior Vice President | Broker


With 20 years experience, Dave is one of Boston’s leading real estate brokers. Dave has sold over $400 million in real estate in the Boston area, concentrating primarily on condos on the Waterfront, Seaport, Midtown, Back Bay, South End & Beacon Hill. Dave has represented some of Boston’s most well-known figures, athletes and high-net worth individuals over the past 2 decades. Honesty, experience, discretion & integrity are the cornerstones of his business.

Dave, his wife and 2 children are Newton residents. They enjoy sports, traveling and the New England outdoors.

Business Experience

  • Closed over $400 million in transactions
  • Currently has active listings of over $20M
  • Multi-family conversions from 8 – 21 units

Education & Certification

  • Bachelor of Science from Northeastern University
  • Real Estate Broker License


Dave grew up in McLean, Virginia and attended Northeastern University on a football scholarship.  Dave owns several investment properties and a virtual staging company.