| Business | Phone |
| Krahn & Assoc Engineering Ltd 34609 Delair Rd, Abbotsford V2S 2E1 | (604) 857-1678 |
| Krahn Engineering Ltd 34609 Delair Rd #201, Abbotsford V2S 2E1 | (604) 853-8831 |
| Lang Structural Engineering 2790 Gladwin Rd #103, Abbotsford V2T 4S7 | (604) 853-8522 |
| S Sura & Assoc 2580 Cedar Park Pl #203, Abbotsford V2T 3S5 | (604) 859-7873 |