Attached files

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10-K - 10-K - COMFORT SYSTEMS USA INCa2202340z10-k.htm
EX-32.1 - EX-32.1 - COMFORT SYSTEMS USA INCa2202340zex-32_1.htm
EX-31.1 - EX-31.1 - COMFORT SYSTEMS USA INCa2202340zex-31_1.htm
EX-32.2 - EX-32.2 - COMFORT SYSTEMS USA INCa2202340zex-32_2.htm
EX-23.1 - EX-23.1 - COMFORT SYSTEMS USA INCa2202340zex-23_1.htm
EX-31.2 - EX-31.2 - COMFORT SYSTEMS USA INCa2202340zex-31_2.htm
EX-10.22 - EX-10.22 - COMFORT SYSTEMS USA INCa2202340zex-10_22.htm
EX-10.18 - EX-10.18 - COMFORT SYSTEMS USA INCa2202340zex-10_18.htm
EX-10.11 - EX-10.11 - COMFORT SYSTEMS USA INCa2202340zex-10_11.htm
EX-10.17 - EX-10.17 - COMFORT SYSTEMS USA INCa2202340zex-10_17.htm
EX-10.19 - EX-10.19 - COMFORT SYSTEMS USA INCa2202340zex-10_19.htm

EXHIBIT 21.1

 

SUBSIDIARIES OF COMFORT SYSTEMS USA, INC.

 

ENTITY NAME

 

DOMESTIC JURISDICTION

 

FORMATION DATE

 

 

 

 

 

ACI Mechanical, Inc.

 

Delaware

 

06/26/1998

ARC Comfort Systems USA, Inc.

 

Delaware

 

03/17/1998

Accu-Temp GP, Inc.

 

Delaware

 

05/21/1998

Accu-Temp LP, Inc.

 

Delaware

 

05/20/1998

Acorn Industrial, Inc.

 

North Carolina

 

12/31/2009

Air Systems Engineering, Inc.

 

Washington

 

05/18/1973

AirTemp, Inc.

 

Delaware

 

10/15/1998

Atlas-Accurate Holdings, L.L.C.

 

Delaware

 

12/28/1998

Atlas Comfort Systems USA, Inc.

 

California

 

07/31/2007

Atlas Comfort Systems USA, L.L.C.

 

Delaware

 

06/29/2007

Batchelor’s Mechanical Contractors, Inc.

 

Alabama

 

03/16/1981

BCM Controls Corporation

 

Massachusetts

 

10/03/1984

California Comfort Systems USA, Inc.

 

California

 

05/18/1983

Comfort Systems USA (Arkansas), Inc.

 

Delaware

 

03/17/1998

Comfort Systems USA (Baltimore), LLC

 

Delaware

 

10/15/1998

Comfort Systems USA (Bristol), Inc.

 

Delaware

 

08/25/1997

Comfort Systems USA (Carolinas), LLC

 

Delaware

 

06/09/2006

Comfort Systems USA (CS1), Inc.

 

Delaware

 

12/14/2009

Comfort Systems USA Energy Services, Inc.

 

Delaware

 

08/25/1997

Comfort Systems USA G.P., Inc.

 

Delaware

 

08/12/1998

Comfort Systems USA (Intermountain), Inc.

 

Utah

 

05/06/1969

Comfort Systems USA (Kentucky), Inc.

 

Kentucky

 

02/10/1981

Comfort Systems USA (MidAtlantic), LLC

 

Virginia

 

01/01/2010

Comfort Systems USA (Midwest), LLC

 

Iowa

 

10/13/2009

Comfort Systems USA National Accounts, LLC

 

Indiana

 

07/28/1998

Comfort Systems USA (Ohio), Inc.

 

Ohio

 

10/10/1979

Comfort Systems USA (Pasadena), Inc.

 

Texas

 

06/29/2007

Comfort Systems USA Puerto Rico, Inc.

 

Puerto Rico

 

05/31/1998

Comfort Systems USA (South Central), Inc.

 

Delaware

 

06/29/2007

Comfort Systems USA (Southeast), Inc.

 

Delaware

 

03/24/1998

Comfort Systems USA (Southwest), Inc.

 

Arizona

 

12/23/1977

Comfort Systems USA (Syracuse), Inc.

 

New York

 

03/08/1965

Comfort Systems USA (Texas), L.P.

 

Texas

 

08/14/1998

Comfort Systems USA (Twin Cities), Inc.

 

Minnesota

 

08/01/2001

Comfort Systems USA (Western Michigan), Inc.

 

Michigan

 

07/21/1989

CS53 Acquisition Corp.

 

Delaware

 

01/26/1999

 



 

SUBSIDIARIES OF COMFORT SYSTEMS USA, INC.

 

Delcard Associates, Inc.

 

Delaware

 

06/23/2000

Delcard Mechanical, LLC

 

New Jersey

 

11/07/2008

Design Mechanical Incorporated

 

Delaware

 

10/30/1997

Dillingham & Smith Mechanical and Sheet Metal Contractors, LLC

 

Tennessee

 

06/26/2008

Eastern Heating & Cooling, Inc.

 

New York

 

12/19/1988

Eastern Refrigeration Co., Inc.

 

New York

 

01/30/1990

Granite State Holdings Company, Inc.

 

Delaware

 

11/02/2005

Granite State Plumbing & Heating, LLC

 

Delaware

 

07/31/2001

H & M Mechanical, Inc.

 

Delaware

 

06/25/1998

Helm Corporation

 

Colorado

 

10/26/1972

Hess Mechanical Corporation

 

Delaware

 

03/17/1998

Hudson River Heating and Cooling, Inc.

 

Delaware

 

08/19/2005

H-VAC Supply, L.L.C.

 

Puerto Rico

 

10/18/2006

Mechanical Technical Services, Inc.

 

Delaware

 

06/29/2007

Merit Mechanical, Inc.

 

Washington

 

02/14/1984

MJ Mechanical Services, Inc.

 

Delaware

 

12/12/1997

North American Mechanical, Inc.

 

Delaware

 

03/17/1998

Plant Services Incorporated

 

Iowa

 

07/02/1986

Quality Air Heating and Cooling, Inc.

 

Michigan

 

09/10/1980

Riddleberger Brothers, Inc.

 

Virginia

 

12/22/1958

S.I. Goldman Company, Inc.

 

Delaware

 

03/17/1998

S.M. Lawrence Company, Inc.

 

Tennessee

 

03/08/1973

SA Associates, Inc.

 

Utah

 

03/27/1984

Salmon & Alder, LLC

 

Utah

 

07/08/1996

Seasonair, Inc.

 

Maryland

 

10/28/1966

Temp-Right Service, Inc.

 

Delaware

 

09/25/1997

The Capital Refrigeration Company

 

Delaware

 

08/06/1998