Welcome to Milestone Building Services

Exceptional Facility Operations, Timely Construction Services, and Reliable Solutions

Milestone Building Services is committed to providing professional, quality services for our clients. Fully licensed bonded and insured, Milestone is a single source solution for all your commercial construction and facility maintenance needs.
Additionally our projects include schools, hospitals, federal, state and local government.

our history

For over 15 years, Blair Enterprises, Inc. (dba Milestone Building Services) has offered general contracting services, construction management, building maintenance and facilities support services to Metropolitan Washington, D.C. and surrounding counties. We have worked with private clients, federal, state and local governments as well as commercial property owners and management companies. With over 80 years of combined work experience, our leadership team has the technical knowledge and skill to handle your construction and building maintenance needs.

Affiliations & associates partnered with or belong to

  • Better Business Bureau
  • NAPE - National Association of Power Engineers
  • ABC Metro Washington – Associated Builders and Contractors of Metro Washington


  • MDOT MBE/DBE Certified
  • DUNS# 82-512-9427
  • GSA Schedule #: GS21F071BA


22 Cessna Court,
Gaithersburg, MD 20879


Call Us: 301-990-7980


Fax Us: 301-990-7981