Randall Children's Hospital at Legacy Emanuel Portland OregonJeld-Wen Field Portland OregonNorth Clackamas School District OregonEvergreen Aviation & Space Museum McMinnville OregonFirst Presbyterian Church Portland Oregon

Portland’s Trusted Partner in Construction since 1979

Coffman Excavation is your premier contractor for excavation, site preparation and heavy civil projects in the Northwest. Our specialty is fast-tracking complex projects while maintaining the highest level of safety and professionalism.

We team closely with general contractors, owners and designers. Our wide range of experience and collaborative approach has afforded us an extensive network of long-lasting relationships and repeat customers.

Since 1979, we have completed many of Portland’s most challenging and high-profile projects. Our capabilities include:

  • Site preparation
  • Mass excavation
  • Design build
  • Street and road construction
  • Port infrastructure
  • Utility installation
  • Demolition
  • Emergency response and slide repair
  • Environmental remediation and bank stabilization
  • Septic systems

Find out more about Coffman Excavation: See our range of capabilities, have a look at some of our recent projects, or contact us today.