Comfort Systems USA
VerifiedOperating Company
US Website
HvacOtherPlumbingRefrigeration
National commercial HVAC and mechanical service contractor platform that grows through acquisitions.
Headquarters: US (outside the US map).
Ownership map
Ownership links are documented, evidence-gated edges, shown as reported by their sources. Naming a company is not an accusation against it. See our methodology and legal notes.
Ownership
Ownership links are documented, evidence-gated edges, shown as reported by their sources. A verified mark denotes an independently corroborated edge; links shown as reported are drawn as their sources record them and are not independently corroborated. Naming a company is not an accusation against it. See our methodology and legal notes.
- Comfort Systems USA parent of BCH Holdings, Inc. (deal) Verified
- Comfort Systems USA parent of ColonialWebb (deal) reported
- Comfort Systems USA parent of Delcard Associates, Inc. (deal) reported
- Comfort Systems USA parent of Dyna Ten Corp. (deal) reported
- Comfort Systems USA parent of Environmental Air Systems (deal) reported
- Comfort Systems USA parent of Madera Mechanical Company (deal) reported
- Comfort Systems USA parent of Merit Mechanical, Inc. (deal) reported
- Comfort Systems USA parent of Riddleberger Brothers, Inc. (deal) reported
- Comfort Systems USA parent of Shoffner Kalthoff Mechanical Electrical Service Inc. (deal) reported
- Comfort Systems USA parent of Summit Industrial Construction, LLC (deal) reported
- Comfort Systems USA parent of TAS Energy Inc. (deal) reported
- Comfort Systems USA parent of Walker TX Holding Company, Inc. (deal) reported
- Comfort Systems USA rolled up into Automated Logic reported
- Comfort Systems USA rolled up into EMCOR Group Inc. reported
- EMCOR Group Inc. parent of Comfort Systems USA (deal) Verified
- Automated Logic parent of Comfort Systems USA (deal) reported
- Tri-City Mechanical Part Of Comfort Systems USA reported
- Conditioned Air rolled up into Comfort Systems USA reported
- ColonialWebb Contractors Co. rolled up into Comfort Systems USA (deal) Verified
- ShoffnerKalthoff Mechanical Electrical Service Inc. rolled up into Comfort Systems USA (deal) reported
- Shoffner Mechanical Services Inc. rolled up into Comfort Systems USA (deal) reported
- SKMES Inc. rolled up into Comfort Systems USA (deal) reported
- Outbound Services rolled up into Comfort Systems USA (deal) reported
- Right Way Plumbing & Mechanical LLC rolled up into Comfort Systems USA (deal) reported
- Shambaugh & Son, Inc. rolled up into Comfort Systems USA reported
- Granite State Plumbing & Heating rolled up into Comfort Systems USA (deal) reported
- Environmental Air Systems rolled up into Comfort Systems USA (deal) reported
- Dyna Ten Corp. rolled up into Comfort Systems USA reported
- Century Contractors, Inc. rolled up into Comfort Systems USA (deal) reported
- ShoffnerKalthoff family of companies rolled up into Comfort Systems USA (deal) reported
- Delcard Associates, Inc. rolled up into Comfort Systems USA reported
- Summit Industrial Construction, LLC rolled up into Comfort Systems USA reported
- Madera Mechanical Company rolled up into Comfort Systems USA reported
- Merit Mechanical, Inc. rolled up into Comfort Systems USA reported
Ownership
Ownership links are documented, evidence-gated edges, shown as reported by their sources. A verified mark denotes an independently corroborated edge; links shown as reported are drawn as their sources record them and are not independently corroborated. Naming a company is not an accusation against it. See our methodology and legal notes.
- Comfort Systems USA parent of BCH Holdings, Inc. (deal) Verified
- Comfort Systems USA parent of ColonialWebb (deal) reported
- Comfort Systems USA parent of Delcard Associates, Inc. (deal) reported
- Comfort Systems USA parent of Dyna Ten Corp. (deal) reported
- Comfort Systems USA parent of Environmental Air Systems (deal) reported
- Comfort Systems USA parent of Madera Mechanical Company (deal) reported
- Comfort Systems USA parent of Merit Mechanical, Inc. (deal) reported
- Comfort Systems USA parent of Riddleberger Brothers, Inc. (deal) reported
- Comfort Systems USA parent of Shoffner Kalthoff Mechanical Electrical Service Inc. (deal) reported
- Comfort Systems USA parent of Summit Industrial Construction, LLC (deal) reported
- Comfort Systems USA parent of TAS Energy Inc. (deal) reported
- Comfort Systems USA parent of Walker TX Holding Company, Inc. (deal) reported
- Comfort Systems USA rolled up into Automated Logic reported
- Comfort Systems USA rolled up into EMCOR Group Inc. reported
- EMCOR Group Inc. parent of Comfort Systems USA (deal) Verified
- Automated Logic parent of Comfort Systems USA (deal) reported
- Tri-City Mechanical Part Of Comfort Systems USA reported
- Conditioned Air rolled up into Comfort Systems USA reported
- ColonialWebb Contractors Co. rolled up into Comfort Systems USA (deal) Verified
- ShoffnerKalthoff Mechanical Electrical Service Inc. rolled up into Comfort Systems USA (deal) reported
- Shoffner Mechanical Services Inc. rolled up into Comfort Systems USA (deal) reported
- SKMES Inc. rolled up into Comfort Systems USA (deal) reported
- Outbound Services rolled up into Comfort Systems USA (deal) reported
- Right Way Plumbing & Mechanical LLC rolled up into Comfort Systems USA (deal) reported
- Shambaugh & Son, Inc. rolled up into Comfort Systems USA reported
- Granite State Plumbing & Heating rolled up into Comfort Systems USA (deal) reported
- Environmental Air Systems rolled up into Comfort Systems USA (deal) reported
- Dyna Ten Corp. rolled up into Comfort Systems USA reported
- Century Contractors, Inc. rolled up into Comfort Systems USA (deal) reported
- ShoffnerKalthoff family of companies rolled up into Comfort Systems USA (deal) reported
- Delcard Associates, Inc. rolled up into Comfort Systems USA reported
- Summit Industrial Construction, LLC rolled up into Comfort Systems USA reported
- Madera Mechanical Company rolled up into Comfort Systems USA reported
- Merit Mechanical, Inc. rolled up into Comfort Systems USA reported
Market signals
Market signals
Acquisition history
Acquisition footprint
- 1. Tennessee 5
- 2. Texas 4
- 3. Florida 2
- 4. North Carolina 2
- 5. Virginia 2
- 6. Arizona 1
- 7. Delaware 1
- 8. Washington 1
1–4 5–14 15–39 40–79 80+ no recorded acquired companies
Deals
Majority stake Jan 2024
Comfort Systems USA to acquire Summit Industrial Construction
Comfort Systems USA → Summit Industrial Construction, LLC
Majority stake Mar 2020
Comfort Systems USA to acquire TAS Energy
Comfort Systems USA → TAS Energy Inc.
Majority stake Feb 2019
Comfort Systems USA to acquire Walker TX Holding Company
Comfort Systems USA → Walker TX Holding Company, Inc.
Majority stake Feb 2017
Verified Comfort Systems USA Completes Acquisition of BCH Holdings
Comfort Systems USA → BCH Holdings, Inc.
Majority stake May 2016
Verified Comfort Systems USA to acquire Shoffner Kalthoff family of companies
Comfort Systems USA → Shoffner Kalthoff Mechanical Electrical Service Inc.
Majority stake Dec 2015
Verified Comfort Systems USA to acquire remaining 40% of Environmental Air Systems
Comfort Systems USA → Environmental Air Systems
Majority stake Apr 2014
Verified Comfort Systems USA to acquire Dyna Ten Corporation
Comfort Systems USA → Dyna Ten Corp.
$37.5M reported cash considerationas reported by sec.gov
Majority stake Feb 2002
Verified Emcor to acquire 19 Comfort Systems USA subsidiaries for $186.25M
EMCOR Group Inc. → Comfort Systems USA
$186.3M reported cash consideration · approximateas reported by achrnews.com
Majority stake Jan 2006
Automated Logic Acquires Two Comfort Systems USA Dealers
Automated Logic → Comfort Systems USA
Add-on acquisition Jan 2025
Comfort Systems USA acquires Century Contractors for $84.2 million
Comfort Systems USA → Century Contractors, Inc.
Majority stake Jul 2010
Comfort Systems USA Acquires ColonialWebb
Comfort Systems USA → ColonialWebb
Add-on acquisition Jul 2010
Verified Comfort Systems USA Acquires ColonialWebb Contractors
Comfort Systems USA → ColonialWebb Contractors Co.
Majority stake Aug 2008
Comfort Systems USA Acquires Delcard Associates
Comfort Systems USA → Delcard Associates, Inc.
Add-on acquisition Nov 2011
Verified Comfort Systems USA Acquires Majority Interest in Environmental Air Systems
Comfort Systems USA → Environmental Air Systems
Add-on acquisition Jan 2005
Verified Comfort Systems USA acquires Granite State Plumbing & Heating from KeySpan for $2.8M
Comfort Systems USA → Granite State Plumbing & Heating
Majority stake Mar 2007
Comfort Systems USA Acquires Madera Mechanical Company
Comfort Systems USA → Madera Mechanical Company
Majority stake Mar 2008
Comfort Systems USA Acquires Merit Mechanical, Inc.
Comfort Systems USA → Merit Mechanical, Inc.
Add-on acquisition Jun 2000
Verified Comfort Systems USA acquires Outbound Services
Comfort Systems USA → Outbound Services
Majority stake Feb 2008
Comfort Systems USA to acquire Riddleberger Brothers, Inc.
Comfort Systems USA → Riddleberger Brothers, Inc.
Add-on acquisition May 2025
Comfort Systems USA acquires Right Way Plumbing & Mechanical
Comfort Systems USA → Right Way Plumbing & Mechanical LLC
Add-on acquisition Feb 2016
Verified Comfort Systems USA acquires ShoffnerKalthoff family of companies
Comfort Systems USA → Shoffner Mechanical Services Inc.
Add-on acquisition Feb 2016
Verified Comfort Systems USA acquires ShoffnerKalthoff family of companies
Comfort Systems USA → ShoffnerKalthoff family of companies
Add-on acquisition Feb 2016
Verified Comfort Systems USA acquires ShoffnerKalthoff family of companies
Comfort Systems USA → ShoffnerKalthoff Mechanical Electrical Service Inc.
Add-on acquisition Feb 2016
Verified Comfort Systems USA acquires ShoffnerKalthoff family of companies
Comfort Systems USA → SKMES Inc.