3,198 Baltimore, MD HVAC Contractors

What do HVAC contractors do? “HVAC” stands for “heating, ventilation and air conditioning.” An HVAC technician or contractor specializes in heating systems, air duct cleaning and repairs, insulation and air conditioning for your Baltimore, MD home and other homes. More 
Baltimore, MD, US 21227
Since 2005 Air Duct Pros has provided the highest quality air duct cleaning service to over five thousand homeowners in Maryland. Located in Baltimore we are family owned and... Read More 
HEIDLER INC (410) 268-7191
Annapolis, MD, US 21401
22 miles from Baltimore
Our Commitment To Excellence •It is our goal to be the innovative leader in the plumbing and heating contractor industry. •We pledge to provide our customers with quality... Read More 
Kennett Square, PA, US 19348
50 miles from Baltimore
Heating and Cooling service company located in Kennett Square. We also offer HVAC services for the greater Philadelphia area including towns such as West Chester, Avondale,... Read More 
Springfield, VA, US 22150
47 miles from Baltimore
The NATE certified technicians at National Indoor Climate Experts (N.I.C.E.) are dedicated to you and your family's complete comfort. Our professionals will help to minimize your... Read More 
Emmitsburg, MD, US 21727
48 miles from Baltimore
Holtzople Heating and Air Conditioning is a leading HVAC company based in Frederick, MD, featuring star brands such as Trane, Lennox, ClimateMaster, Carrier, and more. Read More 
Comfort Solutions, Inc. (703) 266-3678
Springfield, VA, US 22153
50 miles from Baltimore
Top rated and award winning heating and air conditioning company. Our company is focused on quality and taking care of our clients. We offer an array of solutions to help folks... Read More 
Baltimore, MD, US 21230
Baltimore, MD, US 21212
Mike Derita (410) 529-1111
MD, US
1 mile from Baltimore
Halethorpe, MD, US 21227
6 miles from Baltimore
Baltimore, MD, US 21215
Linthicum Heights, MD, US 21090
7 miles from Baltimore
Monrovia, MD, US 21770
35 miles from Baltimore
At Erick Smock Heating & Air Conditioning, Inc. our focus is always on you – the customer. Eric Smock Heating & Air conditioning, Inc., your Frederick County heating and air... Read More 
Owings Mills, MD, US 21117
13 miles from Baltimore
Provide all commercial and residential heating and air conditioning needs and services. Read More 
Linthicum Heights, MD, US 21090
8 miles from Baltimore
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When Should You Hire an HVAC Contractor?


Generally, HVAC contractors or HVAC technicians work with or run companies that repair or install heating systems and air conditioning units for homes. But they have specialized services too. For example, if you are a wine collector and you are thinking of installing a wine cellar in your Baltimore, MD home, you might hire a Maryland HVAC professional who specializes in refrigeration work. You can find more hvac contractors in Columbia, Ellicott City, Dundalk, Towson and Severn.

HVAC professionals can use their skills to help you to save money on your Baltimore, MD home’s energy bills by installing radiant barriers in your attic or split-zone heating and cooling systems to heat rooms like solariums while cooling upstairs bedrooms during warmer temperatures.

If you or a family member suffers from allergies, you’ll want to find a Maryland HVAC technician who is knowledgeable about the latest cooling and heating products that include antiallergen filters. Contractors who work in the HVAC industry keep up on the latest in heating and air conditioning technology so outdated or troublesome systems can be retrofitted with newer, more energy-efficient models. Some of these professionals may work with your contractor, builder or other home improvement professional to get the job done.

Here are some related professionals and vendors to complement the work of hvac contractors: Specialty Contractors, General Contractors, Solar Energy Contractors, Electrical Contractors.

Ask HVAC contractors about these residential heating and cooling technologies:


  • Tankless hot-water pumps
  • Residential air cleaning devices
  • Ductless air circulation systems
  • A desiccant enhanced evaporative air conditioner system (for hot and humid climates)
  • Heat recovery systems (which cool the air and heat water with no extra energy use)

Find HVAC contractors on Houzz. Look in the Professionals section of our website and search for Maryland HVAC contractors. Read reviews and see how an HVAC contractor might approach your Baltimore, MD home’s heating and cooling challenges.
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