
WHO WE ARE
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.
WHAT WE DO
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 & Road Construction
Port Infrastructure
Utility Installation
Demolition
Emergency Response & Slide Repair
Environmental Remediation & Bank Stabilization
Septic Systems
