Stirrett-Johnsen, Inc.

Stirrett-Johnsen, Inc. is a union mechanical contractor serving the Seattle, Washington area. As a signatory contractor with the Plumbers & Pipefitters Union Local 32, the company employs skilled union tradespeople committed to quality and safety. With over 50 years of experience in the construction industry, Stirrett-Johnsen has built a reputation for reliable, high-quality workmanship. The company's core services include plumbing, HVAC, sheet metal, and process piping. Stirrett-Johnsen specializes in healthcare, education, and high-rise residential projects, serving a wide range of industrial, commercial, and institutional clients across the Pacific Northwest. Their experienced team brings expertise in medical gas systems, infection control, and specialized mechanical systems for complex facilities. Stirrett-Johnsen serves clients throughout Washington state from their headquarters in Silverdale. The company also operates additional offices to support projects in the greater Seattle metropolitan area. Their geographic reach allows them to handle a variety of project scopes, from local renovations to multi-state industrial facilities. The company maintains strong relationships with the Plumbers & Pipefitters Union and is committed to employing trained, certified tradespeople. Stirrett-Johnsen holds multiple certifications, including medical gas, and is licensed to work across the state of Washington. Their commitment to safety is demonstrated by their excellent safety record and comprehensive safety programs. With a team of over 250 professionals, Stirrett-Johnsen has the resources to handle projects ranging from small tenant improvements to large-scale healthcare and high-rise residential developments. The company's notable projects include the PremierE on Pine apartment building, the Vulcan Block 34 Amazon headquarters, and the St. Anthony Hospital. Stirrett-Johnsen has received numerous awards recognizing their quality workmanship and customer service. For mechanical contracting services in the Seattle area, Stirrett-Johnsen offers reliable, union-skilled expertise. Contact them to discuss your next healthcare, education, or high-rise residential project.