| Business | Phone |
| Ivan B Wallace Land Surveyor 68 King St E, Bowmanville L1C 3X2 | (905) 668-8893 |
| Ivan B Wallace Land Survey Ltd 68 King St E, Bowmanville L1C 3X2 | (905) 623-2205 |
| Ivan B Wallace Ontario Survey 68 King St E, Bowmanville L1C 3X2 | (905) 372-5262 |
| Brown & Coggan Ltd 1 Division St, Bowmanville L1C 2Z2 | (905) 623-7251 |