COMFORT SYSTEMS USA, INC.

Comfort Systems USA, Inc. specializes in the installation, maintenance, repair, and renovation of mechanical, electrical, and plumbing systems in buildings. Net sales by business unit break down as follows: - mechanical systems (78.7%): heating, ventilation, air conditioning, plumbing, piping, control, monitoring, fire protection and other systems. The group also offers off-site construction and assembly services; - electricity systems (21.3%): primarily installation and maintenance services. Net sales by sector of activity break down between technology companies (33.2%), manufacturing industries (27.3%), education (10%), healthcare (8.3%), office buildings (6%), hotels, restaurants, and leisure centers (5.4%), government (5.4%), residential buildings (2%), and other (2.4%). All net sales are generated in the United States. Employees 22,700 Sector Construction & Engineering