AT Klemens
"Trusted Great Falls HVAC, electrical, plumbing & roofing experts"
AT Klemens is a Great Falls-based contractor established in 1928, providing comprehensive electrical, HVAC, plumbing, and commercial roofing services. The company operates as a general contractor and manufacturer, serving residential and commercial clients throughout the region with reliable maintenance and installation solutions.
Other trades
Specialties
Google reviews
4.6 on Google from 67 reviews, as of October 2026Opening hours
| Mon | 08:00–17:00 |
|---|---|
| Tue | 08:00–17:00 |
| Wed | 08:00–17:00 |
| Thu | 08:00–17:00 |
| Fri | 08:00–16:00 |
| Sat | Closed |
| Sun | Closed |
Areas covered
- Business name
- AT Klemens
- Trade
- HVAC contractor
- Other trades
- Plumber
- Area served
- Great Falls
- Address
- 814 12th St NGreat Falls, MT 59401
- Phone
- Website
- atklemens.com
- Status
- Nobody has claimed this listing yet. Its details come from public sources. Your business? Claim it
AT Klemens provides hvac contractor services in Great Falls, including Plumber, Commercial Roofing, HVAC Services, Licensed Electrician, Plumbing Repairs, HVAC Installation, Electrical Services, Heating Maintenance, Air Conditioning Repair, Plumbing, Heating / Air Conditioning. They operate from their premises at 814 12th St N, Great Falls, MT, 59401 and serve local customers in Great Falls.
AT Klemens covers Great Falls, MT.
AT Klemens's opening hours are Monday: 08:00–17:00; Tuesday: 08:00–17:00; Wednesday: 08:00–17:00; Thursday: 08:00–17:00; Friday: 08:00–16:00.
AT Klemens has a Google rating of 4.6 out of 5 based on 67 Google reviews (captured on 2026-10-13).
You can reach AT Klemens by phone at +14064529541, via their website (atklemens.com), by requesting a free quote on VeryBookedAI.