
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:
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Site Preparation
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Mass Excavation
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Design Build
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Street & Road Construction
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Port Infrastructure
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Utility Installation
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Demolition
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Emergency Response & Slide Repair
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Environmental Remediation & Bank Stabilization
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Septic Systems


EXCELLENCE IN SAFETY

Coffman Excavation is proud to place as a finalist at the AGC's
2020 and 2022 National Safety Excellence Awards Ceremony.

FEATURED PROJECTS
Project: OHSU IPA
Location: OHSU Main Campus, Marquam Hill, Portland, OR
Scope: Flying an excavator up on a bench to excavate a new soil nail wall and grade a drill bench for a micropile foundation.

CONTACT US
Feel free to reach out to us with any questions or project needs.
We look forward to hearing from you.