About Us


A3 Mechanical has 50+ years of combined, extensive experience in HVAC, Building Automation, Plumbing and Electrical. We specialize in preventive maintenance and full turn-key solutions.

Our team is dedicated to ensuring that your building is running as efficiently as possible, 24/7.

We are a small, woman owned minority business. Locally owned and operated in the heart of Baltimore County.

A3 is an energy solutions provider; integrating quality services and products to save you energy, down time and maximize your return on investment.

%d bloggers like this: