My Guy Heating and Air (Firestone)
Longmont, CO AC Replacement · #3 of 3
Overview
My Guy Heating and Air promotes Full Central AC System Replacement as a core service. The company lists same-day emergency response for urgent cooling failures. My Guy advertises financing options for high-ticket system changeouts. Longmont's summer heat and mountain-dry climate make quick, right-sized installs important for local homes.
Central AC replacement for Longmont homes is a named specialty at My Guy Heating and Air. The company says they have over a decade of HVAC experience. Financing options are available (per their site) for system changeouts. Same-day emergency response is listed for urgent cooling failures.
Score breakdown
Longmont, CO AC Replacement average is 85/100. Ranks #3 of 3 listed AC Replacement providers in Longmont, CO.
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
vs. Longmont average
| Signal | My Guy Heating and Ai… | Longmont avg | Delta |
|---|---|---|---|
| Vouched Score | 84/100 | 85/100 | -1 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 1,110+ | 1,940+ | -834 vs avg |
Pros
- High Google rating (4.9★ across 1,110+ reviews)
When to choose them
- You need same-day AC replacement
- You need same-day or after-hours service
- You need to finance the work
- You want a top-rated provider with substantial review history (4.9★, 1,110+ reviews)
Services
Service area
Contact & hours
Frequently asked questions
What are the pros of My Guy Heating and Air (Firestone)?
When should I choose My Guy Heating and Air (Firestone)?
What is the Vouched Score for My Guy Heating and Air (Firestone)?
How can I contact My Guy Heating and Air (Firestone)?
What does AC replacement service typically cost when working with a Longmont, CO provider like My Guy Heating and Air (Firestone)?
What pricing terms does My Guy Heating and Air (Firestone) publish on their website?
Does My Guy Heating and Air (Firestone) do AC Replacement in Longmont, CO?
Does My Guy Heating and Air (Firestone) do Emergency HVAC Service in Longmont, CO?
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
My Guy Heating and Air (Firestone) (this company) |
84/100 | 4.9★ (1,110+) | — |
| 78/100 | 4.8★ (860+) | 10+ | |
M and M Heating, Cooling, Plumbing and Electrical ⭐ Highest Vouched Score · ⭐ Best for Heat-Exchanger Replacement · ⭐ Best for Gas Valve & Combustion Repair |
91/100 | 4.9★ (3,520+) | 25+ |
Welzig Heating, Air, Plumbing & Electric ⭐ Highest Vouched Score · ⭐ Honest Replace-vs-Repair · ⭐ Full-System Changeout |
85/100 | 4.9★ (1,445+) | 32+ |
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Profile last updated July 28, 2026.