Seasonair, is now ColonialWebb Gaithersburg, Comfort Systems USA Company

ConstructionMaryland, United States11-50 Employees

Seasonair Inc. has been the premier provider of engineered HVAC services in central Maryland, northern Virginia and Washington DC for 50 years.  We have been serving the areas most prestigious office buildings, technically advanced commercial properties and security conscious high tech facilities.  We offer exceptional technical expertise, broad regional coverage and single-source servicing.  In addition, through continual training and commitment to education our staff maintains the highest skill levels to meet the increasingly technical requirements of the HVAC industry.

Seasonair, Inc. is an operating company of Comfort Systems USA, based in Houston, TX, traded on the NYSE and one of the largest mechanical contractors in the nation.  Our affiliation with Comfort Systems USA and our peer companies provides us with a combined strength and resources to help us deliver a menu of services and project schedules that might otherwise be unmanageable. 

Our business office, warehouse and manufacturing facilities are centrally located in Gaithersburg, MD, but we are actively offering our full range of services to an area approximately 1,500 square miles in and around the DC metro area.  With revenues in excess of $18 million and 70+ employees Seasonair is able to handle projects large and small with the same level of expert attention to detail.

Our services include but are not limited to:
   > Design Build HVAC (In-house engineering)
   > Retrofit / Replacement - HVAC Equipment
   > Preventative Maintenance and HVAC Service
   > 24 Hour Service to service agreement clients

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