The 10 Best Hvac/mechanical contractors in Gaithersburg, MD

Our company was built with the commitment to ensure cost-effectiveness and high-quality in every air conditioning project we are hired to work on for the community of Frederick, MD. Our company was founded under the great values of: Professionalism Commitment Diligence Cost-Effectiveness Contact our team today for any of the services that we offer. If you hire us to do the job, we will... (more)

Whether you have found yourself in need of a new water heater in your home, there is a clog in your drain causing problems, or you are looking to install a new sink in your commercial space, the team at Mallick Plumbing & Heating, Inc. has you covered. Their highly skilled plumbers have proudly served Gaithersburg and throughout Maryland since 1993, dedicating themselves to excellent... (more)

Notable project: (Mechanical - residential. 10 Circuit Ct, Gaithersburg, MD, 20878). Request for mechanical permit for installation of heat pump and air handler

With a legacy spanning decades, Stang Plumbing & Heating has been the trusted name for residential plumbing and heating solutions. Since 1989, our company has provided expert services for everything from minor repairs to major emergencies. Our experienced team offers a wide range of services, including drain cleaning, sewer line services, water heater replacements, and well pump installations.... (more)

Notable project: (Mechanical permit. 1009 Shoreland Dr, Glen Burnie, MD, 21060). Addition heating and air conditioning addition a heat pump system and duct work to addition

With over two decades of HVAC industry experience, Michael Bonsby Heating & Air Conditioning provides homeowners and business owners alike throughout the Montgomery County, MD, and Washington, DC, area with top quality heating, air conditioning, and plumbing services.

Notable project: (Building (c) - improvement - interior fit up. 7-2 Metropolitan Ct, Gaithersburg, MD, 20878). Demolish approximately 100 linear feet of interior partition; remove existing exterior roll up door; building approximately 14 linear feet of exterior wall install new exterior roll up door; building approximately 55 linear feet of new interior partitions install interior doors.... (more)

Notable project: (Plumbing permit. 7040 Woodville Rd, Mount Airy, MD, 21771). Interior renovation throughout dwg.- demolish down to framing; new wiring new plumbing hvac insulate & drywall. all new plumbing & kitchen fixtures.|2nd floor will raise ceiling 2 ft by removing ex.ceiling joists and new coller ties. the roof rafters will not change

Notable project: (Plumbing permit. 7420 Guilford Dr, Frederick, MD, 21704). New freestanding restaurant and canopies|rooms not on details tab entry carhop drive thru dunnage receiving|outdoor dining area trash enclosure|*** oven stove and water heater ***

Notable project: (Residential hvac new permit. 12750 Maryvale Ct, Ellicott City, MD, 21042). New single family dwelling install geothermal system

Notable project: (Residential interior alteration single family dwelling permit. 5261 Pine Bark Ct, Columbia, MD, 21045). Sfd-renovation of existing kitchen 144 sq ft

Notable project: (Mechanical commercial alteration/repair. 9311 Lee Ave, Manassas, VA, 20110). A/r to create two new office spaces in an existing space