Disclaimer: The Ottawa Septic System Office does NOT by any means endorse these firms. The staff designer/engineer is registered with the Professional Engineers Association of Ontario. This list is not exhaustive. Any person can submit an application for their own on-site sewage system design as per OBC (Division C, Section 1.3.1.2.).
| Design Firm | Phone | Website or Fax # | Staff Designer |
|---|---|---|---|
| Kollaard Associates Inc. 210 Prescott Street Kemptville, ON K0G 1J0 | 613-860-0923 | kollaard.ca | Kaleb Lakew |
| Paterson Group Inc. 154 Colonnade Road Nepean, ON K2E 5J7 | 613-226-7381 | patersongroup.ca | Michael Killam |
| McIntosh Perry Consulting Engineers Ltd. 115 Walgreen Road, RR3 Carp, ON K0A1L0 | 613-836-2184 | mcintoshperry.com | Patrick Leblanc |
| LRL Associates 5430 Canotek Road Ottawa, ON K1J 9G2 | 613-842-3434 | lrl.ca | Chris Robichaud |
| Green In-Tents 104 Country Meadow Drive Carp, ON K0A 1L0 | 613-978-5336 | 613-978-0251 | Bridget Devitt |
Golder/WSP | 613-592-9600 | golder.ca | Scott Taylor |
| Novatech Engineering Consultants Ltd. 200 - 240 Michael Cowpland Dr. Kanata, ON K2M 1P6 | 613-254-9643 | novatech-eng.com | Susan M. Gordon |
exp. Services | 613-225-9940 x254 | Alam Ansari | |
| EVB Engineering 208 Pitt Street Cornwall, ON K6J 3P6 | 613-935-3775 | evbengineering.com | Jamie Baker |
Morey Associates Ltd. | 613-215-0605 | Dan Morey | |
WSP | 613-829-2800 | Robert Passmore |