1. Business and Organization

Comfort Systems USA, Inc., a Delaware corporation, provides comprehensive mechanical contracting services, which principally includes heating, ventilation and air conditioning (“HVAC”), plumbing, piping and controls, as well as off-site construction, electrical, monitoring and fire protection. We install, maintain, repair and replace products and systems throughout the United States. Approximately 40% of our consolidated 2016 revenue is attributable to installation of systems in newly constructed facilities, with the remaining 60% attributable to maintenance, repair and replacement services.

Our consolidated 2016 revenue was derived from the following service activities, all of which are in the mechanical services industry, the single industry segment we serve:

 

 

 

 

 

 

 

 

 

Revenue

Service Activity

    

$ in thousands

    

%

 

HVAC

 

$

1,225,755

 

75

%

Plumbing

 

 

245,151

 

15

%

Building Automation Control Systems

 

 

98,060

 

6

%

Other

 

 

65,374

 

4

%

Total

 

$

1,634,340

 

100

%