Hermanson Company is a full-service Mechanical Contractor and Energy Services company offering sheet metal, piping and plumbing design and construction, systems analysis, and fully-coordinated Energy Upgrades to meet a variety of client and mechanical system needs. Our main office and 32,000 s.f. fabrication shop are located in Kent, Washington. From this base we have successfully served customers throughout the Puget Sound region, in Eastern Washington, Alaska, Oregon, and California for over 32 years. Hermanson Company's workforce is well-trained and dedicated to excellence, and our design and administrative staff is experienced, creative and committed. Together, we form a community of professionals with a common goal - to deliver the absolute best in mechanical construction, exceeding our client's expectations.