| Business | Phone |
| Arky Designs 396 Oxford St E, London N6A 1V7 | (519) 433-5062 |
| Husky Detailing Inc 533 Queens Ave, London N6B 1Y3 | (519) 850-9802 |
| John's Drafting Svc 4056 Meadowbrook Dr #106, London N6L 1E1 | (519) 652-6852 |
| Jps Drafting 39 Robinson Lane, London N5X 3V3 | (519) 642-7655 |
| Blueline Design Svc 663 Central Ave, London N5W 3P7 | (519) 434-7290 |
| Closs & Assoc Ltd 100 Bessemer Rd, London N6E 1R2 | (519) 685-6677 |
| Fine Home Design 367 Edgeworth Ave, London N5W 5C3 | (519) 659-2004 |
| Genesis Industries Ltd 95 Bessemer Rd #3, London N6E 1P9 | (519) 951-1921 |