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Awards & Rankings

2018

Engineering News-Record, International Rankings:

Contractors:

  • #3 in Sewer/Waste
  • #105 of Top 250 International Contractors

Engineering News-Record, Top 400 Contractors Rankings:

  • #2 in Wastewater Treatment Plants
  • #3 in Sewerage and Solid Waste
  • #6 in Water Treatment and Desalination Plants
  • #17 in Water Supply
  • #37 of Top 50 Domestic Heavy Contractors
  • #157 of Top 400 Contractors

Engineering News-Record, Top 200 Environmental Firms Rankings:

  • #8 of Top 10 in Water Treatment/Supply
  • #10 in Top 10 in Hazardous Waste
  • #9 of Top 200 Environmental Firms
  • #6 of Top 20 Firms Working in Non-U.S. Locations

Engineering News-Record, Top 10 Firms by Type of Work:

  • #10 in Construction/Remediation

Industry Awards:

  • 2018 Excellence in Construction – Award of Merit Winner in the Public Works/Environmental Category – Fremont Water Pollution Control Center Improvements Project, Associated Builders and Contractors Rocky Mountain Chapter (ABCRMC)
  • STEP Safety Award – Platinum, Associated Builders and Contractors (ABC)
  • 2018 Construction Safety Excellence Award – Second Place in the Utility Infrastructure Division (Over 800,000 Hours Worked), The Associated General Contractors of America (AGC)
  • 2018 Construction Risk Partners Build America Award – Merit Winner in the Utility Infrastructure Category – The Santa Ana Wastewater Treatment Plant MBR Expansion Project, The Associated General Contractors of America (AGC)
  • 2018 Construction Risk Partners Build America Award – Highway & Transportation (under $10M) Category – Sellwood Bridge Replacement Project: A Sundt/Slayden Joint Venture, The Associated General Contractors of America (AGC)
  • H2O Project Award – Wastewater Plant/Pump Stations ($5M+ Category) – The Louisville Wastewater Treatment Plant, Colorado Contractors Association
  • Gold Award, Web-based Production/Website Redesign Category, 2018 AVA Digital Awards
  • BIM Excellence Winner, Construction News Awards
  • International Safety Award Finalist, British Safety Council
  • Rising Star Winner: Stantec Treatment Graduate Mechanical Engineer Jonathan May, Construction News Awards
  • Rising Star Finalist: Stantec Treatment Graduate Mechanical Engineer Jonathan May, Utility Week Star Awards
  • Gold Award, Occupational Health & Safety (RoSPA)
  • Gold Award for Minworth STW project, Considerate Constructors Scheme (CCS) National Site Awards

2017

Engineering News-Record, International Rankings:

Contractors:

  • #1 in Wastewater Treatment Plants
  • #3 in Sewerage and Solid Waste
  • #5 in Cogeneration
  • #5 in Water Treatment and Desal Plants

Engineering News-Record Top 400 Contractors Rankings:

  • #2 in Wastewater Treatment Plants
  • #4 in Sewerage and Solid Waste

Industry Awards:

  • Health and Safety Initiative Award Finalist, British Construction Industry Awards and the Utility Week Awards
  • Planner of the Year: Stantec Treatment Planning Manager Raghu Ghondi, Synchro Awards
  • Project of the Year: Minworth Thermal Hydrolysis Plant, Synchro Awards
  • Best Place to Work and Talent Champion, NCE100 Companies of the Year 2017 Awards
  • President’s Award, Royal Society for the Prevention of Accidents (RoSPA)
  • Gold Award, Occupational Health & Safety (RoSPA)
  • International Safety Award, British Safety Council
  • Considerate Constructors Scheme (CCS) National Site Awards     
  • Gold Award for Bakewell STW project, Considerate Constructors Scheme (CCS) National Site Awards     
  • Health and Safety Initiative of the Year, Water Industry Awards for Behavioral Health and Safety in Design

2016

Engineering News-Record, International Rankings:

Contractors:

  • #8 in Wastewater Treatment

Engineering News-Record, Top 400 Contractors Rankings:

  • #3 in Water Treatment and Desal Plants
  • #3 in Cogeneration (Top Contractors in Power)
  • #4 in Wastewater Treatment Plants
  • #6 in Sewerage and Solid Waste
  • #8 in Water Supply
  • #21 of Top 50 Contractors Working Abroad
  • #39 of Top 100 Contractors by New Contracts
  • #152 of Top 400 Contractors

Industry Awards:

  • Gold Award, Royal Society for the Prevention of Accidents (RoSPA)
  • Gold Award, Occupational Health & Safety (RoSPA)
  • Gold Award for Hulland Ward project, Considerate Constructors Scheme (CCS) National Site Awards
  • Carbon Reduction Initiative of the Year for @One Alliance project, Anglian Water
  • Bronze Award, The Ministry of Defense Employer Recognition Scheme (*recognizes U.K. employers that voluntarily pledge their commitment to support the armed forces community)
  • Excellence in Health & Safety Performance, Thames Water’s Health and Safety Awards

2015

Engineering News-Record, Top 400 Contractors Rankings:

  • #1 in Wastewater Treatment Plants
  • #4 in Sewerage & Solid Waste
  • #5 in Water Treatment & Desal Plants
  • #10 in Water Supply
  • #22 of Top 50 Contractors Working Abroad
  • #154 of Top 400 Contractors

Industry Awards

  • Best 2015 Projects Award of Merit – Water and Environment category – Austin Water Treatment Plant No.4, ENR Texas and Louisiana Awards
  • 2015 Project of the Year for Austin Water Treatment Plant No.4, Texas Public Works Association
  • Significant Improvement Award, National Safety Council
  • Occupational Excellence Achievement Award, National Safety Council
  • Perfect Record Award, National Safety Council
  • Energy Institute Award for @One Alliance project, Anglian Water
  • Green Apple Award for @One Alliance project, Anglian Water
  • Gold Award for Clay Mills project, Considerate Constructors Scheme (CCS) National Site Awards
  • Silver Award for Seafield THW project, Considerate Constructors Scheme (CCS) National Site Awards
  • Gold Award, Occupational Health & Safety (RoSPA)
  • Innovation in Power Generation for the Tyseley Resource Recovery Center, Bentley Be Inspired Awards

2014

Engineering News-Record, Top 400 Contractors Rankings:

  • #1 in Wastewater Treatment Plants
  • #3 in Sewerage & Solid Waste
  • #5 in Water Treatment & Desal Plants
  • #8 in Water Supply
  • #140 of Top 400 Contractors

Industry Awards:

  • Project of the Year – Large Structures – Southern Delivery System Pueblo Dam, American Water Works Association
  • Public Communications Achievement Award for Southern Delivery System Pueblo Dam, American Water Works Association
  • Project Achievement Award for Southern Delivery System Pueblo Dam, Construction Management Association of America Colorado Chapter
  • Top 2014 Projects for Southern Delivery System Pueblo Dam, Water & Wastewater Digest Awards
  • Best 2014 Projects for Southern Delivery System Pueblo Dam, ENR Mountain States
  • Project Merit Award for Habitat Restoration – Fountain Creek Improvement project, Environmental Business Journal
  • Best 2014 Projects of Merit – Water/Environment Category – Tres Rios Water Reclamation Facility, ENR Southwest
  • 2014 Environment Project of the Year – $75 million+ category – Tres Rios Water Reclamation Facility, Arizona Chapter of the American Public Works Association (APWA)
  • Gold Award, Occupational Health & Safety (RoSPA)

2013

Engineering News-Record Top 400 Contractors Rankings:

  • #1 in Wastewater Treatment Plants
  • #2 in Sewerage & Solid Waste
  • #3 in Water Treatment and Desal Plants
  • #4 in Water Supply
  • #26 of Top 50 Contractors Working Abroad
  • #46 of Top 50 Domestic Heavy Contractors
  • #108 of Top 400 Contractors

Industry Awards:

  • 2013 Best Project Award – Water/Environment category – Southern Delivery System South Pipeline 2, ENR Mountain Awards
  • CMAA National Project Achievement Award – LL Anderson Dam Spillway Modification project
  • CMAA Northern California Chapter Project Achievement Award – LL Anderson Dam Spillway Modification project
  • CMAA South Atlantic Chapter Project Achievement Award – Piedmont Regional WWTP project
  • Third Place in Construction Safety Excellence, The Associated General Contractors of America (AGC)
  • Zero Incidence Rate Award and Improved Safety Award, Colorado Contractor Association
  • 2013 Project of the Year – Large Structures category – Southern Delivery System PDC1A, APWA Colorado Chapter
  • Project Merit Award for Habitat Restoration – Southern Delivery System Restoration of Pipeline Easement, Environmental Business Journal
  • Gold Award, Occupational Health & Safety (RoSPA)

2012

Engineering News-Record Top 400 Contractors Rankings:

  • #1 in Sewerage & Solid Waste
  • #1 in Wastewater Treatment Plants
  • #6 in Water Treatment & Desal Plants
  • #13 in Water Supply
  • #29 of Top 50 Contractors Working Abroad
  • #45 of Top 50 Domestic Heavy Contractors
  • #123 of Top 400 Contractors

Industry Awards:

  • Gold Award for Bamford WTW project, Severn Trent Annual Recognition (STAR) Awards
  • Excellence in Safety Award, National Utility Contractor Association of Colorado
  • 2012 Project of the Year – $10 – $50 million category – LL Anderson Dam Spillway Modification project, Sacramento Chapter of the American Public Works Association
  • Safety Leadership Award, National Safety Council
  • Million Work Hours Award, National Safety Council
  • Zero Incidence Rate Award, Colorado Contractors Association (CCA), the Colorado Chapter of AGC
  • 2012 AWWA Green Ribbon Award
  • Gold Award, Occupational Health & Safety (RoSPA)
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