MMT Heating & Cooling
Duluth, MN HVAC · #4 of 4 · 33+ yrs
ⓘVouched Score is calculated from publicly available signals: Google rating & review count, Yelp rating, BBB grade, review sentiment, years in business, local search ranking, and provider website content. Not a guarantee of service quality.Embed this score
⏱ 33+ years in business
Review sentiment: 82/100
Overview
Mitsubishi Diamond Contractor designation supports ductless and mini-split expertise. Bryant Authorized Dealer status is listed for furnace and AC lines. Founded in 1993, MMT reports over three decades serving northern Minnesota. The company advertises 24-hour emergency response for no-heat calls. Multiple testimonials mention prompt arrivals and tidy installations.
MMT Heating & Cooling handles residential HVAC repair, replacement, and ductless mini-split installs around Duluth. Mitsubishi Diamond Contractor is noted, emphasizing Mitsubishi mini-split systems per the site. Bryant Authorized Dealer status is listed for furnace and central AC equipment. The website states 24-hour emergency service and notes it has operated since 1993.
Score breakdown
Duluth, MN HVAC average is 72/100. Ranks #4 of 4 listed HVAC providers in Duluth, MN.
Editorial Review
69
46%
Google Rating
90
17%
Local Search Rank
31
9%
Review Sentiment
82
15%
Years in Business
100
4%
Review Volume
39
9%
Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →
vs. Duluth average
| Signal | MMT Heating & Cooling | Duluth avg | Delta |
|---|---|---|---|
| Vouched Score | 70/100 | 72/100 | -2 vs avg |
| Google rating | 4.7★ | 4.8★ | -0.1 vs avg |
| Review volume | 25+ | 90+ | -66 vs avg |
| Years in business | 33+ | 14+ | +19 vs avg |
What customers say
Where they stand on this page:
Only listed provider advertising manufacturer-authorized dealer status
Reviewers praise:
prompt serviceneat installationscourteous techniciansclear explanations
Pros
Strengths
- Long-established (33+ years in business)
When to choose them
- You want manufacturer-warranty installation work
- You value a long-tenured local operator (33+ years in business)
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Indoor Air Quality — Indoor air-quality work: high-MERV filtration, UV systems, humidifiers/dehumidifiers, and duct sanitization.
- 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
Duluth, MNhome
Contact & hours
Frequently asked questions
What are the pros of MMT Heating & Cooling?
Based on public records and customer reviews: Long-established (33+ years in business); Authorized Bryant Authorized Dealer; Emergency response: 24-hour; Specializes in mini split.
When should I choose MMT Heating & Cooling?
Choose them if: You want manufacturer-warranty installation work; You value a long-tenured local operator (33+ years in business).
What is the Vouched Score for MMT Heating & Cooling?
70/100. Top contributing signals: Years In Business 100/100, Google Rating 90/100+ Review Sentiment 82/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.
How long has MMT Heating & Cooling been in business?
MMT Heating & Cooling has been operating for 33+ years in Duluth, MN.
How can I contact MMT Heating & Cooling?
Call MMT Heating & Cooling at +1-218-729-1585. Address: 5501 Miller Trunk Hwy, Duluth, MN 55811, USA.
What does HVAC service typically cost when working with a Duluth, MN provider like MMT Heating & Cooling?
Furnace repair typically runs $155–$935, and AC repair runs $155–$675 in Duluth, Minnesota. These are area-wide market estimates, not MMT Heating & Cooling's quotes. For an exact price, request a written estimate from MMT Heating & Cooling.
Does MMT Heating & Cooling do AC Repair in Duluth, MN?
Yes. MMT Heating & Cooling lists AC Repair among its services and serves Duluth, MN. Call +1-218-729-1585 for a quote.
Does MMT Heating & Cooling do AC Replacement in Duluth, MN?
Yes. MMT Heating & Cooling lists AC Replacement among its services and serves Duluth, MN. Call +1-218-729-1585 for a quote.
Does MMT Heating & Cooling do HVAC Installation in Duluth, MN?
Yes. MMT Heating & Cooling lists HVAC Installation among its services and serves Duluth, MN. Call +1-218-729-1585 for a quote.
Does MMT Heating & Cooling do Mini-Split Systems in Duluth, MN?
Yes. MMT Heating & Cooling lists Mini-Split Systems among its services and serves Duluth, MN. Call +1-218-729-1585 for a quote.
Compare with nearby providers
| Provider | Vouched | Years | |
|---|---|---|---|
MMT Heating & Cooling (this company) ⭐ Furnace Repair · ⭐ New System Installation · ⭐ Indoor Air Quality |
70/100 | 4.7★ (25+) | 33+ |
Advantage Air Plumbing, Heating, & Cooling ⭐ Heat Pumps |
68/100 | 4.6★ (65+) | 12+ |
| 71/100 | 5.0★ (80+) | 5+ | |
Design Heating, LLC ⭐ Best for Geothermal |
73/100 | 4.9★ (110+) | 10+ |
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Profile last updated July 27, 2026.