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.


  • General Contractor: Holmberg Mechanical
  • Owner: Aramark Uniform and Career Apparel, LLC
  • Type: Plan Spec
  • Scope of work: Complete waste water system installation.

Museum of Flight – Covered Airpark

  • General Contractor: Sellen Construction
  • Owner: Museum of Flight
  • Type: Plan Spec
  • Scope of work: Provide waste, storm, and vent piping for 134,724 SF roof structure.