| Business | Phone |
| Hvac Sales 1362 Lorne St, Regina S4R 2K1 | (306) 721-7980 |
| Nutrend Industries 1124 Winnipeg St, Regina S4R 1J6 | (306) 522-9929 |
| Trane Canada 109 Hodsman Rd, Regina S4N 5W5 | (306) 525-0745 |
| Carrier Building Systems 1361 Halifax St, Regina S4R 1T9 | (306) 522-0010 |