Awards

We strive for excellence in everything. Here are some of our recent honors, recognizing our work, our projects, and our people.

2024

  • Award of Merit in the Water/Environment category awarded by ENR Northwest, for the Priest Rapids Right Embankment project.

2023

  • National Award of Merit in the water/wastewater category awarded  by the Design Build Institute of America for the Lewiston Water Treatment Plant Retrofit project.
  • Project of the Year greater than $10 million category awarded by the American Society of Civil Engineers for the Orchard Combat Railroad project.
  • Build Washington Award in the Heavy/Industrial under $5 million category, awarded by AGC of Washington for IMCO's Tolt Pipeline No.1 Rehabilitation project.
  • Best of the Best Project Award in the small project category national competition, awarded by ENR, for IMCO's  Boundary Dam Spillway No. 1 TDG Modifications project

2022 

  • Excellence in Safety Award, awarded by ENR Northwest, for IMCO's Skagit River Raw Water Pipeline and Clearwell project
  • Best Project in the water/environment category, awarded by ENR Northwest, for IMCO's Skagit River Raw Water Pipeline and Clearwell project 
  • Excellence in Safety Award of Merit, awarded by ENR Northwest for IMCO's Boundary Dam Spillway No. 1 TDG Modifications project  
  • Best Project Award in the small project category, awarded by ENR Northwest, for IMCO's  Boundary Dam Spillway No. 1 TDG Modifications project
  • National Project of the Year Award, awarded by American Public Works Association (APWA), for IMCO's Mountains to Sound Greenway Trail contract
  • Project of the Year, awarded by American Public Works Association WA Chapter, for IMCO's Mountains to Sound Greenway Trail contract
  • Build Washington Award in the Heavy/Industrial under $5M category, awarded by AGC of Washington, for IMCO's Boundary Dam Spillway No. 1 TDG Modificatons
  • Build Washington Award in the Highway/Transportation Over $50M category, awarded by AGC of Washington, for IMCO's Mukilteo Ferry Terminal contract
  • Wood Design Award in the Wood in Government Buildings category, awarded by Woodworks for IMCO's Mukilteo Ferry Terminal project 
  • Gold Award in the Water Resources category, awarded by ACEC Engineering Excellence, for the Anacortes Water Treatment Plant Skagit River Raw Water

2021

  • Regional Best Project of the Year Award, awarded by ENR Northwest, for IMCO's Mukilteo Ferry Terminal project
  • Best Project Award in the Airport/Transit category, awarded by ENR Northwest, for IMCO's Mukilteo Ferry Terminal project 
  • Sustainability Award of Merit, awarded by ENR Northwest for the Mukilteo Ferry Terminal project 
  • International Innovative Transportation Solutions Award, awarded by Women's Transportation Seminar (WTS), for Mukilteo Ferry Terminal project 

2020

  • Partnership for Excellence in Contract Adminstration Award - Eastern Washington  $3M - $10M, awarded by AGC and WSDOT, for IMCO's SR 21/Keller Ferry Terminal & Pontoon Replacement
  • Moss Adams/AGC Build Washington Award - Heavy Industrial Under $5M, awarded by AGC of Washington, for IMCO's SR 21/Keller Ferry Terminal & Pontoon Replacement contract 

2019

  • National Project of the Year Award - Historical Restoration/Preservation $5M - $25M, awarded by the American Public Works Association (APWA), for IMCO's Yesler Way Bridge Reconstruction Project
  • Project of the Year Award - Historical Restoration/Preservation $5M - $25M, awarded by the American Public Works Association (APWA) Washington State Chapter for IMCO's Yesler Way Bridge Reconstruction Project
  • Build Washington Award - Highway Transportation $5M - $15M, awarded by AGC of Washington for IMCO's Maple Road and Ash Way Intersection and Drainage Improvements Project
  • Build Washington Award - Heavy Industrial $5M - $20M, awarded by AGC of Washington for IMCO's Culmback Dam Water Temperature Conditioning Tunnel Phase 2 Project

  • Engineering Excellence, National Silver Award, for Structural Systems, awarded by the American Council of Engineering Companies (ACEC) for IMCO's Yesler Way Bridge Reconstruction Project 

2018

  • Best Renovation/Restoration Project, awarded by ENR Northwest, for IMCO's Yesler Way Bridge Reconstruction Project
  • National Project of the Year Award, awarded by the American Public Works Association, for IMCO's City of Port Angeles Combined Sewer Overflows Project

2017

  • Engineering Excellence Gold Award, for Water Resources, awarded by the American Council of Engineering Companies (ACEC) for IMCO's Fir Island Farm Estuary Restoration Project

2016

  • ENR Northwest's Top Young Professionals, awarded by ENR Northwest to IMCO’s Tyler Kimberley
  • AEC Excellence Award for Small Infrastructure Construction Collaboration, Autodesk University

2015

  • Project of the Year, Emergency/Disaster Preparedness $5-25 million Category, awarded by Washington State American Public Works Association (APWA) for IMCO’s Tacoma Central Wastewater Treatment Plant Flood Protection Project
  • Project of the Year, Emergency/Disaster Preparedness Category, awarded by the American Public Works Association (APWA) for IMCO’s Tacoma Central Wastewater Treatment Plant Flood Protection Project
  • Best Public Project Under $10 Million, awarded by Northwest Construction Consumer Council for IMCO’s City of Tacoma Central Wastewater Treatment Plant Flood Protection Project
  • Project of the Year, Small Project Category, awarded by ENR Northwest Region for IMCO’s Oso SR530 Slide Roadway Clearing Project
  • Project of the Year, Environment $25-75 million category, awarded by the Washington State American Public Works Association for IMCO’s City of Lynden Water Treatment Plan Project
  • Moss Adams Service to the Community Award, given by AGC of Washington
  • The Grand Award for Construction Excellence, awarded by AGC of Washington for IMCO’s SR-530 Slide Roadway Clearing Project
  • Construction Excellence Award, Highway/Transportation category, awarded by AGC of Washington for IMCO’s WDSOT SR530 Slide Roadway Clearing Project
  • Construction Excellence Award, Heavy/Industrial category, awarded by AGC of Washington for IMCO’s Snohomish County Incident Debris Removal Project

2014

  • ENR's Top 25 Newsmakers of 2015, awarded by the ENR to IMCO’s Brent Richards for work at Oso following the tragic landslide in 2014

2013

  • APWA Project of the Year, awarded by the Washington Chapter of the American Public Works Association (APWA) for IMCO's Anacortes Water Treatment Plant

2011

  • Outstanding Member Performance - Dream Team, awarded by SMART
  • Safety Award from the Port of Seattle in recognition for IMCO’s consistency implementing safety on the work site
  • 100 Best Companies in Washington State, Small Business Category, ranked by Seattle Business Magazine

2010

  • Build Washington Award for Safety Excellence- General Contractor with 350,000 - 600,000 hours worked, awarded by AGC of Washington
  • Washington Contractor of the Year, awarded by AGC of Washington honoring Frank Imhof
  • John D. Spellman Safety Award, awarded by the Evergreen Safety Council in recognition of IMCO’s demonstrated achievements in their safety program

2009

  • Best Companies to Work for in WA, mid-sized companies category, ranked #7 by Seattle Business Magazine
  • Build Washington Award for Safety Excellence- General Contractor over 400,000 hours, awarded by AGC of Washington
  • Build Washington Award for Construction Excellence, Highway and Transportation category, awarded by AGC of Washington for IMCO’s SR543, I-5 to International Boundary Widening and Border Crossing Improvements