| Industry links | |
| Canadian Concrete Pipe Association | www.ccpa.com |
| Canadian Federation of Independent Business | www.cfib-fcei.ca |
| Canadian Welding Bureau | www.cwbgroup.org |
| Concrete Precasters Association of Ontario | www.cpaontario.com |
| Ontario Concrete Pipe Association | www.ocpa.com |
| Ontario Provincial Standards | www.ops.on.ca |
| Ontario Sewer and Watermain Construction Association | www.oswca.org |
| Ottawa Construction Association | www.oca.ca |
| Toronto Construction Association | www.tcanetworks.com |
| Water for People Canada | www.waterforpeople.org |