Andersen Mechanical, Inc is one of the fastest growing minority-owned (MWESB) Plumbing and HVAC construction companies in the Portland metro area. We have grown to become one of the leading providers of commercial plumbing, ventilation, gas, heating and air conditioning, ductless VRV heat recovery, outside air processing units and project system design. Our many long-term client relationships enable us to integrate planning, engineering and implementation of new systems with project design-build or plan/spec solutions.