Fidelity Mechanical Services is a premier provider of mechanical and plumbing design-build services in the greater Baltimore-Washington area. Our team of professional engineers and highly skilled tradesmen offers our clients a coordinated design and construction approach. Guaranteed budgets, schedules, and system performance are just the beginning. Fidelity Mechanical Service's mechanical expertise includes HVAC, plumbing, building automation & controls, system commissioning, and ongoing service.

Our superb bonding capability, outstanding safety history, and over 75-year company history provide assurance to our clients that their project will be designed, installed, and serviced on time and on budget. Fidelity Mechanical Service’s design-build resume includes commercial office buildings, manufacturing facilities, universities, data centers, medical facilities, high-tech research labs, places of worship, restaurants/hospitality, and more.

All too often, other companies replace like-for-like equipment without engineering for today’s shifting requirements and improved equipment efficiencies. When it’s time to build or replace HVAC Systems or fit out a building, Fidelity Mechanical Services offers a single-source solution through our design and installation of mechanical systems—for best-in-class, one-stop service.

Since the onset of the COVID-19 pandemic, we have worked hand in hand with our clients to develop customized response plans to optimize the safety of their buildings, including operational changes and system upgrades/enhancements when appropriate.

These operational changes and enhancements include:

Contact someone from our team today to learn more about our indoor air quality solutions!