| Business | Phone |
| Lett-Smith Architects 385 Reid St, Peterborough K9H 4G4 | (705) 743-3311 |
| Trevelyan Architect 288 Park St N, Peterborough K9J 3W5 | (705) 745-7055 |
| Wilke, Erik 311 George St N, Peterborough K9J 3H3 | (705) 741-6330 |
| Dave Lienert Arch 523 Rogers St, Peterborough K9H 1X3 | (705) 748-6161 |