Introducing
MJ Braun. For Mission-Critical Mechanical
Martin J. Braun Mechanical Contractors, A Fidelity Company, is a leading specialty mechanical contractor in the commercial, industrial, and institutional space.
Within our location in the Baltimore-Washington corridor, our core business includes Turn-Key Mechanical Projects, Complex Chilled Water & Steam Piping Systems, and Duct Fabrication & Installation for manufacturing, healthcare, and mission-critical facilities.
![mech-system-mjb2 mech-system-mjb2](https://mjbraun.com/wp-content/uploads/2023/07/mech-system-mjb2.jpg)
Annapolis Junction
10820 Guilford Road
Suite 207-209
Annapolis Junction, MD 20701
410-488-3990