Established in 1902, Carrier Great Lakes is a subsidiary of United Technologies Corporation, a worldwide technology company with a long history of pioneering advancements in aerospace, aviation, helicopter design, climate control, elevator design and hydrogen fuel cells. Carrier is one of the world s largest manufacturers and distributors of heating, ventilating and air conditioning systems and is a worldwide leader in the commercial refrigeration and food service equipment industry. The company also provides related controls for home comfort, business systems and services, and industrial and transportation applications, as well as aftermarket services and components for both the HVAC and refrigeration industries. It has a network of research and development centers and nearly 80 manufacturing facilities throughout the world. Carrier distributes to and services its customers via a worldwide network of owned and independent distributors and dealers in more than 170 countries on six continents. Carrier Great Lakes maintains a location in Livonia, Mich.