Holmes Mechanical Contractors

Holmes Family... General Contracting since 1966!
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About Us

Holmes Mechanical Contractors (HMC), is an independent family-owned and operated small business with more than 40 years of experience. Based in Prince George’s County, HMC serves Maryland, Virginia and Washington, DC and specializes in the installation, repair, service and preventive maintenance of mechanical systems for commercial, industrial, residential and Federal, state and local government applications. We are a Master HVAC firm with a fully trained staff of professionals with a broad range of technical,project and facilities management expertise.

When you need quality HVAC and mechanical contracting services, HMC is the company to call. Our technicians are professionals, trained to deliver innovative solutions in most efficient and cost effective manner.


Is to provide innovative and professional HVAC and mechanical services to ensure a safe and healthy indoor air environment.

Best Customer service

We have proven to all our customers with best customer service among all the compititors in last 40 years.

Reach Us

Questions about our services or products, please call or send a message directly to us!

8900 Edgeworth Drive, Suite
Capitol Heights, MD 20743

Phone: 301.808.0707
Emergency: 240.486.2876
Fax: 301.808.0169


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