Custom Mechanical Solutions

Custom Mechanical Solutions is the premier provider of integrated HVAC solutions in the Pacific Northwest, specializing in commercial and industrial mechanical equipment representation. We connect our clients to products and systems that meet complex engineering requirements today, and for the life of the building. Based in Seattle, Washington, we offer a comprehensive range of services, including project design, parts & service, and expert applications knowledge.

As a trusted partner, we prioritize building strong relationships with clients, ensuring solutions that deliver reliability, energy efficiency, and occupant comfort. CMS is committed to sustainable practices, partnering with innovative manufacturers like Multistack and Haakon to provide cutting-edge, carbon-neutral and recycled-material solutions. With over 200 years of combined mechanical engineering experience, our team provides first-class customer service and supports clients throughout the building lifecycle.