Fidelity Building Services Group® (Fidelity BSG) was founded in 1945 as Fidelity Engineering Corporation, a full-service mechanical engineering, contracting, and service company that introduced air conditioning, refrigeration, and process cooling to a new marketplace. The advent of air conditioning went on to revolutionize the entire building industry and we have been on the leading edge ever since. Today, our geographic footprint has grown beyond the Mid-Atlantic, extending south throughout the Gulf region. With over 1,200 employees, 75 years of experience, and an intense focus on delivering Proactive World-Class Service™, Fidelity BSG is established as a premier provider of high-performance building solutions.

Fidelity BSG’s product and service offerings include emergency generators/power systems, building mechanical/HVAC systems, building automation and controls, and systems integration. Our core markets are commercial, industrial, and institutional facilities. Our leaders are some of the most highly regarded individuals in the technical building services, construction, and engineering communities. Collectively, we share a commitment to advancing the cause of building energy efficiencies, sustainable energy solutions, and service excellence.

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