At Holmberg, we are united and driven to provide the highest quality to our clients and are able to deliver what they want and need with our vast portfolio of successful projects.

Our capabilities are state-of-the-art and we are constantly researching new methods to make the experience an even better one.

King Street Station

  • General Contractor: Sellen Construction
  • Owner: City of Seattle Department of Transportation
  • Type: Plan Spec
  • Scope of work: Complete plumbing upgrades to historic Seattle landmark.

SPU Alexander Hall

  • General Contractor: Absher Construction
  • Owner: Seattle Pacific University
  • Type: Design-build
  • Scope of work: Design and build full mechanical systems in historic Seattle school.

McGilvra Elementary School

  • General Contractor: Holmberg Mechanical
  • Owner: Seattle School District No. 1
  • Type: Plan Spec
  • Scope of work: Mechanical HVAC upgrades to historic Seattle school.