NAC Mechanical & Electrical Services
HVAC
Serving St Paul, MN
From Google Business Profile
3.6
32 Google reviews
Hours
| Monday | 8 AM–5 PM |
| Tuesday | 8 AM–5 PM |
| Wednesday | 8 AM–5 PM |
| Thursday | 8 AM–5 PM |
| Friday | 8 AM–5 PM |
| Saturday | Closed |
| Sunday | Closed |
Google categories: Mechanical contractor, General contractor, Heating contractor
View on Google Maps →Last checked October 13, 2026.
More from Google Business Profile
Listed features
- Accessibility
- Wheelchair accessible entrance
- Wheelchair accessible parking lot
Photos on Google: 18
Recent Google reviews (excerpts)
Written by Google users, not by EdgeLocal. EdgeLocal has not verified them and does not show reviewer names.
1 out of 5 stars · Jan 2026
Every time I reach out to this company, the people are rude to me and my team. The last work I called them for resulted in a bill for over $3000 for the tech to rewire a thermostat. Save your money and go with another company. I know I…
1 out of 5 stars · Jul 2025
BUYER BEWARE: This company scammed me with fraudulent services. Continues to delay a hood install and extremely rude and unprofessional staff. Has cost me thousands in construction and wasted time.
5 out of 5 stars · Dec 2022
Fantastic company. I have used them for the past 10 years. They are a professional shop with some of the greatest techs ever. I never get complaints about there workers. They fix everything correctly and there work speaks for itself. I've…
The owner replied to 0 of the 5 most recent reviews Google showed.
From Google Business Profile, last checked October 13, 2026.
About hvac contractors in St Paul
HVAC contractors install, service and repair furnaces, air conditioners, heat pumps and ductwork. HVAC contractors replace furnaces and central air conditioners, install heat pumps and ductless mini-splits, perform seasonal tune-ups, seal and balance ductwork, add humidifiers and air filtration, and respond to no-heat emergencies.
Typical cost: $5,500–$14,000 for a furnace or central AC replacement. See the full cost guide
Typical U.S. ranges from industry sources (2024–25); not EdgeLocal data. Your quote will vary with scope, materials and location.
Questions to ask this contractor
- Ask for a load calculation: A Manual J calculation sizes equipment for your actual home.
- Compare equipment line by line: Match model numbers, efficiency ratings and warranty terms across quotes.
- Verify mechanical licensing: Iowa and several neighboring states license HVAC/mechanical work.