Operational since 1978, Protemp Associates Inc. is one of the region's Heating, Ventilating and Air Conditioning (HVAC) specialists. Located in Portland, Ore., it specializes in the design, installation and service of systems from leading manufacturers such as Liebert, Carrier, Mitsubishi and Trane. The company offers a range of services, including HVAC design and installation, sheetmetal fabrication, controls and automation, special environments, HVAC service and maintenance, environmental testing and green construction. Protemp Associates Inc. undertakes corporate offices, high technology, retail stores, theaters, grocery stores, green construction, hotels and church projects. Its clientele include Office Depot, Best Buy, Walgreens, Sprint, Marriott, Ross, Whole Foods and ProLogis, to name a few.