Business and Organization

3 Months Ended

Mar. 31, 2016

Business and Organization

Business and Organization

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 41% of our consolidated 2016 revenue is attributable to installation of systems in newly constructed facilities, with the remaining 59% 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	$	289,456		75	%
Plumbing		54,032		14	%
Building Automation Control Systems		23,157		6	%
Other		19,297		5	%
Total	$	385,942		100	%