Commercial HVAC Service for Frederick County, Howard County, and Montgomery County, Maryland

Services for Commercial Heating & Cooling Systems

Mathers Mechanical is a full-service commercial HVAC company for the Maryland, Washington, DC, and Northern Virginia region. We offer our customers a convenient turnkey solution from initial system design and product purchases to installation, routine maintenance, and repair. Whether you’re looking for a new or replacementA/C Unit heating or air conditioning system to be installed, or if you simply need repairs or maintenance work on your existing equipment, we’re here to help.

Trained Technicians, Quality Equipment, Better Value

Our licensed technicians can install or repair any heating and cooling system brand on the market today. In fact, we’re constantly training our staff and upgrading our skills to stay current with trends and heating and cooling technology for homes and businesses. For example, we receive training for the Mitsubishi Diamond Contractor program in order to offer our customers the latest and greatest in split duct and ductless systems. Mathers Mechanical is a fully insured company that holds Master licenses in MD/DC/VA –and one of the very few certified Diamond contractors in the area, too.

With state-of-the-art brand name equipment and quality workmanship, our fast and experienced technicians get the job done how you want it, when you want it. We provide you with the latest technology and top-of-the line equipment while still keeping your repair, service, or installation at a great price you can afford. Our knowledgeable staff will answer all of your questions so you can understand all about how your system works, how you can save on energy, and more.

To request our services, you can get started with a quote using our easy form or call us today at

To make your service even more affordable and easy, take advantage of our special offers.

Types of Services Offered

  • Consultations & Estimates
  • Analysis
  • New System Design
  • HVAC Engineering, Design / Build Services
  • Service Plans
  • Energy Management Plans
  • Complete Retrofitting
  • Equipment Procurement, Installation & Replacement
  • Maintenance
  • Seasonal Tune-Ups
  • Preventive Maintenance
  • Repair




Click here to view the areas that we serve

Mathers Mechanical Regions Served

Conveniently based out of Frederick County, Maryland, our team is ready to offer prompt service to these surrounding areas.

  • Frederick County: Frederick (21701, 20702, 21703, 21709), New Market (21774) , Mount Airy (21771), Urbana (21704), Ijamsville (21754), Walkersville (21793), Libertytown (21762), and more.
  • Carroll County: Eldersburg (21784), Sykesville (21784), Union Bridge (21791), and more.
  • Howard County: Clarksville (21029), Columbia (21044), Cooksville (21723), Dorsey (21075), Elkridge (21075), Ellicott City (21043), Fulton (20759), Glenelg (21737), Glenwood (21738), Granite (21163), Hanover (21076), Highland (20777), Jessup (20794), Lisbon (21765), Marriottsville (21104), North Laurel (20723), West Friendship (21794), Woodbine (21797), Woodstock (21163), and more.
  • Montgomery County: Olney (20832), Damascus (20872), Laytonsville (20882), Clarksburg (20871), and more.

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