M and M Heating, Cooling, Plumbing and Electrical
Longmont, CO HVAC · #1 of 3 · NATE-certified · 25+ yrs
M and M Heating, Cooling, Plumbing and Electrical as a HVAC provider
Longmont, CO HVAC · #1 of 3 · NATE-certified · 25+ yrs
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
Furnace repair and diagnostics in Longmont, Colorado, focusing on heat-exchanger and gas-combustion issues. NATE-certified technicians, per their site, are listed across crews. Emergency Response is advertised as 24/7 with same-day service. Financing options and a monthly loyalty maintenance plan are offered.
| Signal | M and M Heating, Cooling, Plu… | Longmont avg | Delta |
|---|---|---|---|
| Vouched Score | 91/100 | 85/100 | +6 vs avg |
| Google rating | 4.9★ | 4.9★ | matches city average |
| Review volume | 3,520+ | 1,940+ | +1576 vs avg |
| Years in business | 25+ | 22+ | +3 vs avg |
- High Google rating (4.9★ across 3,520+ reviews)
- Long-established (25+ years in business)
- NATE-certified technicians
- Emergency response: 24/7
- Financing available
- Maintenance plans available
- Specializes in furnace repair
- Specializes in emergency
- You need furnace tune-up & maintenance
- You need furnace heat exchanger replacement
- You need to finance the work
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
M and M Heating, Cooling, Plumbing and Electrical (this company) |
91/100 | 4.9★ (3,520+) | 25+ | — | — | Highest Vouched Score Heat-Exchanger Replacement Gas Valve & Combustion Repair |
| 78/100 | 4.8★ (860+) | 10+ | — | — | — | |
| 85/100 | 4.9★ (1,445+) | 32+ | — | — | Highest Vouched Score Smart Thermostat Install Free Estimates |
Company-wide signals
True across every category below.
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
M and M leads with specialist furnace repair work and diagnostics in Longmont. The company states it employs NATE-certified technicians. Emergency Response is advertised as 24/7 with same-day availability. The loyalty membership lists scheduled maintenance reminders and tune-ups. Front Range winters make prompt no-heat response important for Longmont homeowners.
What customers say
Services
- Furnace Repair — Repair of gas and electric furnaces — ignition systems, blower motors, heat exchangers, control boards, and flame sensors.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Published pricing
Maintenance plans
-
$21.95/mo
As published: $21.95/mo"…Cleaning Join Our Loyalty Membership Program Only $21.95/mo Keep Your System At Peak Performance Scheduled Ma…" -
Membership Program
As published: Membership Program"…umbing Insulation Drain Cleaning Join Our Loyalty Membership Program Only $21.95/mo Keep Your System At Peak Performan…"
Guarantees & credentials
- Licensed and insured
- NATE-certified
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
What are the pros of M and M Heating, Cooling, Plumbing and Electrical?
When should I choose M and M Heating, Cooling, Plumbing and Electrical?
What is the Vouched Score for M and M Heating, Cooling, Plumbing and Electrical?
How long has M and M Heating, Cooling, Plumbing and Electrical been in business?
How can I contact M and M Heating, Cooling, Plumbing and Electrical?
What does HVAC service typically cost when working with a Longmont, CO provider like M and M Heating, Cooling, Plumbing and Electrical?
What pricing terms does M and M Heating, Cooling, Plumbing and Electrical publish on their website?
Does M and M Heating, Cooling, Plumbing and Electrical do Furnace Repair in Longmont, CO?
Does M and M Heating, Cooling, Plumbing and Electrical do Emergency HVAC Service in Longmont, CO?
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Profile last updated August 2, 2026.