tcms corporation

Temp•Control Mechanical Service (TCMS) is the Pacific Northwest’s leading single-source provider of heating, ventilation and air conditioning service. Our specialty is solving the heating, cooling and environmental issues that challenge today’s building owners and managers.

For over 50 years, TCMS has been providing comprehensive environmental solutions that reduce operating costs, extend equipment life, and optimize facility comfort conditions – all backed by a guarantee that if something breaks, we fix it for free!

Energy Star Partner

Key contacts

Patrick Johansen
503 285 6139


4750 N Channel Ave.
Portland, OR 97217
12646 Interurban Ave. S.
Seattle, WA 98168

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