Companies by States Serviced

Alabama
Batchelors Mechanical Contractors, Inc. (Mobile)
Capital Refrigeration Company (The) (Montgomery)
Comfort Systems USA (Southeast), Inc.
H&M Mechanical, Inc. (Birmingham)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Arizona
Madera Mechanical, Inc. (Phoenix)
Tri-City Mechanical, Inc. (Phoenix)
Arkansas
Comfort Systems USA (Arkansas), Inc. (North Little Rock)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
California
  Atlas Comfort Systems USA, L.L.C.  
California Comfort Systems USA (San Diego)
Colorado
Design Mechanical, Inc. (Louisville)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Western Building Services, Inc. (Denver)
Connecticut
Comfort Systems USA Energy Services (Windsor)
Comfort Systems USA (Hartford), Inc. (Windsor)
Delaware
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Florida
  Atlas Comfort Systems USA, L.L.C.  
Batchelors Mechanical Contractors, Inc. (Mobile)
Comfort Systems USA (Southeast), Inc.
H&M Mechanical, Inc. (Birmingham)
S.I. Goldman Company, Inc. (Orlando)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Georgia
Batchelors Mechanical Contractors, Inc. (Mobile)
Comfort Systems USA (Atlanta), Inc.
Comfort Systems USA (Southeast), Inc.
S & K Air Conditioning Co., Inc. (Valdosta)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Illinois
ACI Mechanical, Inc. (Ames)
MJ Mechanical Services, Inc. (Buffalo)
Indiana
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Comfort Systems USA National Accounts, LLC.
Iowa
ACI Mechanical, Inc. (Ames)
Kansas
ACI Mechanical, Inc. (Ames)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Kentucky
Comfort Systems USA (Bristol), Inc. (Bristol)
J & J Mechanical, Inc. (Louisville)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Louisiana
Batchelors Mechanical Contractors, Inc. (Mobile)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Maine
AirTemp, Inc. (South Portland)
Comfort Systems USA (Syracuse), Inc. (Syracuse)
Maryland
Comfort Systems USA (Baltimore), Inc. (Edgewood)
Comfort Systems USA (Syracuse), Inc. (Syracuse)
Hess Mechanical Corporation (Upper Marlboro)
Seasonair, Inc. (Gaithersburg)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Massachusetts
AirTemp, Inc. (South Portland)
BCM Controls Corporation (Boston)
Eastern Heating & Cooling, Inc. (Albany)
MJ Mechanical Services, Inc. (Buffalo)
Memphis
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Michigan
Control Logic of Michigan
MJ Mechanical Services, Inc. (Buffalo)
Quality Air Heating & Cooling, Inc. (Grand Rapids)
Sheren Plumbing & Heating, Inc. (Traverse City)
Minnesota
ACI Mechanical, Inc. (Ames)
Mississippi
Batchelors Mechanical Contractors, Inc. (Mobile)
H&M Mechanical, Inc. (Birmingham)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Missouri
ACI Mechanical, Inc. (Ames)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Montana
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Temp-Right Service, Inc. (Missoula)
Nationwide
Atlas CSUSA, L.L.C.(Houston)
Comfort Systems USA Energy Services (Windsor)
Comfort Systems USA National Accounts, LLC.
Nebraska
ACI Mechanical, Inc. (Ames)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Nevada
ARC Comfort systems USA, Inc. (Visalia)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
New Hampshire
AirTemp, Inc. (South Portland)
BCM Controls Corporation (Boston)
Granite State Plumbing & Heating LLC
New Jersey
Comfort Systems USA (Syracuse), Inc. (Syracuse)
MJ Mechanical Services, Inc. (Buffalo)
New York
Comfort Systems USA (Syracuse), Inc. (Syracuse)
Eastern Heating & Cooling, Inc. (Albany)
MJ Mechanical Services, Inc. (Buffalo)
North Carolina
Climate Control, Inc. (South Boston)
Comfort Systems USA (Bristol), Inc. (Bristol)
Comfort Systems USA (Carolinas), Inc. ( Charlotte )
H&M Mechanical, Inc. (Birmingham)
MJ Mechanical Services, Inc. (Buffalo)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Ohio
Comfort Systems USA (Ohio), Inc. (Oakwood Village)
J & J Mechanical, Inc. (Louisville)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Oklahoma
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Oregon
California Comfort Systems USA (San Diego)
Pennsylvania
Comfort Systems USA (Syracuse), Inc. (Syracuse)
MJ Mechanical Services, Inc. (Buffalo)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Puerto Rico
James Air Conditioning Enterprise, Inc. (San Juan)
Comfort Systems USA National Accounts, LLC.
Rhode Island
BCM Controls Corporation (Boston)
South Carolina
H&M Mechanical, Inc. (Birmingham)
MJ Mechanical Services, Inc. (Buffalo)
South Dakota
ACI Mechanical, Inc. (Ames)
Tennessee
Comfort Systems USA (Bristol), Inc. (Bristol)
H&M Mechanical, Inc. (Birmingham)
J & J Mechanical, Inc. (Louisville)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Texas
Accurate Air Systems, L.P. (Houston)
Atlas Comfort Systems USA, L.L.C.
Mtech (Austin)
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Utah
Comfort Systems USA (Intermountain), Inc. (Salt Lake City)
Vermont
AirTemp, Inc. (South Portland)
Granite State Plumbing & Heating LLC
Eastern Heating & Cooling, Inc. (Albany)
Virginia
Atlas CSUSA, L.L.C.(Houston)
Climate Control, Inc. (South Boston)
Comfort Systems USA (Bristol), Inc. (Bristol)
Hess Mechanical Corporation (Upper Marlboro)
Riddleberger Brothers, Inc.
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Washington D.C.
Hess Mechanical Corporation (Upper Marlboro)
Washington State
Merit Mechanical, Inc.
Air Systems Engineering, Inc.
West Virginia
S.M. Lawrence Co., Inc. (Jackson and Memphis)
Wisconsin
North American Mechanical, Inc. (De Forest)
Wyoming
Comfort Systems USA (Intermountain), Inc. (Salt Lake City)
Western Building Services, Inc. (Denver)

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