• Aecon Group Inc
  • Algonquin Power & Utilities Corp
  • ATCO
  • Bird Construction Co
  • Calgary Municipal Building
  • CBCL Engineering & Environmental Design Services
  • Charter Project Delivery
  • City of Calgary
  • City of Edmonton
  • City of Guelph
  • City of Hamilton
  • City of Leduc
  • City of Medicine Hat
  • City of Red Deer
  • City of Sault Ste Marie
  • City of Toronto
  • City of Vaughan
  • City of Yellowknife
  • Clark Builders
  • Comtech Group Inc
  • Construction Kiewit CIE
  • Defence Construction Canada
  • Delta Consulting Group
  • Dentons Canada LLP
  • EllisDon Corp
  • ENMAX Power Corp
  • Ernst & Young
  • Fasken Martineau DuMoulin LLP
  • Ferrovial Agroman Canada Inc
  • Frank Cowan Company
  • FTI Consulting
  • Frank Cowan Company
  • FTI Consulting
  • FWS Group of Companies
  • Government of Yukon
  • Graham Group
  • Graymont
  • Greater Toronto Airports Authority
  • Halton Region
  • HealthPRO
  • Hydro One
  • Hydro-Quebec
  • Infrastructure Canada
  • Inter Pipeline
  • Kativik Regional Government Office
  • Kiewit Canada
  • Laird Electric
  • Ledcor
  • McCarthy Tetrault
  • Morrison Hershfield
  • Nautical Lands Group
  • North American Construction Group
  • Northstar Sharp’s Foundation Specialists
  • Norton Rose Fulbright Canada LLP
  • Nova Scotia Department of Public Works
  • Nunavut Housing Corporation
  • Ontario Clean Water Agency
  • Ontario Construction Secretariat
  • Ontario Power Generation
  • Parks Canada Agency
  • PCL Constructors Canada
  • PME Inc
  • Public Services and Procurement Canada
  • R.F.Binnie
  • Regional Municipality of York
  • SaskPower
  • SEM Construction
  • Stantec
  • Stewart McKelvey
  • Strabag
  • Strathcona County
  • Teck Resources Ltd
  • The GeoFocus Group
  • Toronto Hydro
  • Toronto Transit Commission
  • Town of Cochrane
  • Town of Oakville
  • Town of Whitchurch Stouffville
  • Tulloch Engineering Inc.
  • Urban Systems
  • Valard Construction
  • Vale Canada Ltd
  • VIA Rail Canada Inc
  • Wiikwemkoong Unceded Territory
  • York Region Rapid Transit Corp