Business and Organization (Tables)

3 Months Ended

Mar. 31, 2017

Business and Organization

Schedule of service activities

	Revenue
Service Activity	$ in thousands		%
HVAC	$	270,217	71	%
Plumbing		68,506	18	%
Building Automation Control Systems		22,835	6	%
Other		19,030	5	%
Total	$	380,588	100	%