Zone Mechanical, Inc.

Zone Mechanical is in the HVAC zone. The company offers heating, air-conditioning, refrigeration, and other services to customers in the Chicago area and in northwestern Indiana on a 24-hour-a-day basis. The company, which was formed in 2001, distributes, installs, and services products manufactured by Tyler Refrigeration Corporation and other companies. In 2004 Zone Mechanical ranked 57th in Entrepreneur magazine's "Hot 100" list of the fastest-growing new entrepreneurial businesses in America. The firm is owned by co-presidents Dan Palubiak and Frank Petrosino.