Experts Reviews · Company report
CM Heating logoHow the Experts Score is calculatedEach factor is scored 0–100 on absolute terms (standing in the category can only raise it), then weighted; problems flagged in review highlights or a recent slide in ratings are subtracted:Satisfaction 55%92+50.2Reliability 24%91+22.1Value 14%100+14.1Replies to reviews 7%92+6.5Craft & service penalty96−0.4Experts Score= 92Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.92SCORE

CM Heating

Everett, WA · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #28Position by Experts Score among all companies we track in this category. of 54 leak detection services · 4.9★ from 7,953 Google reviews

Report card

Percentile vs other leak detection services (100 = best)Each factor is scored 0–100 on absolute terms (star average, share of 1–2★ reviews, price verdicts…); standing within the category can only raise it, never lower it.. Strongest: value and momentum; weakest: reliability.

SatisfactionSatisfaction · 54% of the scoreRecency-weighted star average (2-year half-life), shrunk toward the category mean by review volume; the company’s own lifetime average as the prior; absolute: 4.0★ = 0, 5★ = 100.CM Heating is better than 92% of leak detection services.A
92
ReliabilityReliability · 24% of the scoreHow rarely jobs go badly: share of 1–2★ reviews — 60% the last 24 months (or the 20 newest if fewer), 40% all-time; 0% = 100, 15%+ = 0; the category percentile can only raise it.CM Heating is better than 91% of leak detection services.A
91
Craft & serviceCraft & service · 0% of the scoreGoogle review highlights: Quality, Professionalism, Responsiveness, Punctuality — how rarely reviewers flag them as a negative, per review since highlights began; 0% = 100, 5%+ = 0. Subtracted from the score (up to −10), never averaged in — clean highlights are the norm, not a bonus.CM Heating is better than 96% of leak detection services.A
96
ValueValue · 14% of the scoreCustomers’ own price verdicts (Great / Reasonable vs Overpriced) and Value highlights; 65% absolute (all “reasonable” ≈ 80, “great” = 100), the category percentile can only raise it.CM Heating is better than 100% of leak detection services.A
100
MomentumMomentum · 0% of the scorePenalises only a real slide: last-12-month average below lifetime (−0.5★ = 0). Still 4.8★+ over the last year, or steady/improving = 100. Subtracted from the score (up to −10), never averaged in.CM Heating is better than 100% of leak detection services.A
100
Replies to reviewsReplies to reviews · 7% of the scoreHow often the owner publicly replies to reviews under 5★ (1–4★). Needs 3+ such reviews, otherwise not counted; 65% absolute (80%+ replied = 100), the category percentile can only raise it.CM Heating is better than 92% of leak detection services.A
92

Reviews for your job

Customers hired CM Heating for 8 kinds of job.

CM Heating for install thermostat

Clear ✕
Jobs reviewedHow many Google reviews are tagged with this job.232
★ on this jobAverage stars on the reviews where the customer tagged this exact job (Google’s “Services” field).4.97
Usually paidThe price range customers picked most often for this job.$1,000+
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 96/100.How Job match is calculatedBuilt only from reviews Google tagged “Install thermostat”:Stars on this job 55%Number of such jobs 25%Overall Experts Score 20%Stars are pulled toward the category average when a company has few tagged jobs, so 3 perfect reviews don’t beat 80 great ones. 4.3★ scores 0, 5.0★ scores full. Volume is compared with the busiest company for this job.#1 / 6
Said fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.96%

All 232 Google reviews tagged “Install thermostat” · showing 20

Susan8 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 3 months ago★★★★★

I can always count on CM Heating to come to my rescue right away. The team members are always friendly and informative.

Paid $2,000+Great priceHeating system repairCleaningElectrical inspections
Leonard6 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 3 months ago★★★★★

Already did survey, wanted to let management know Tyler is the Best. Great understanding of the task at hand. quick to point out issues. Easy to work with and a true professional. Job 1 attitude.

Paid $400–600Reasonable priceHeating system maintenanceHVAC system maintenanceInstall thermostat+ Professionalism
Mr2 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 3 months ago★★★★★

Good Experience. Full heating and Air conditioning IN ONE DAY. Got big discount and duct cleaning included. Cheaper than others.

Paid $2,000+Great priceHeating system installationInstall thermostatHVAC duct & vent cleaning
Emily6 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 months ago★★★★★

We have used CM Heating for years and have always been happy with the customer service, pricing etc. We had a new thermostat installed last year and after ongoing issues CM sent Carter and Dewayne out to troubleshoot and despite our extremely complicated set up in an older home they were able to completely resolve…

Reasonable priceInstall thermostat
DeeLocal Guide · 16 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 4 months ago★★★★★

CM installed my heat pump a few years ago and have taken great care of me ever since. Had an emergency and you can call day or night and they send someone right out. Love this company and the crew is always so friendly and professional!

A/C system maintenanceInstall ACHeating system installation+ Responsiveness+ Punctuality+ Quality
MisterLocal Guide · 62 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 4 months ago★★★★★

You will not find a more professional HVAC/Plumbing/Electrical company anywhere in the Seattle area! These technicians are very highly trained and the services they provide are consistently excellent. We've used them for years. My company has also utilized their services for many years. They are not the least…

Paid $2,000+Reasonable priceHVAC system maintenanceA/C system maintenanceInstallation
Jonathan10 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 6 months ago★★★★★

On time, works perfectly

Paid $200–300Install ACInstall thermostat+ Responsiveness+ Punctuality+ Professionalism
Lisa3 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 6 months ago★★★★★

Great guys! Knowledgable, efficient and friendly

Paid $400–500Heating system repairInstall thermostat
Andrea9 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 6 months ago★★★★★

He explained everything so I could understand, offered me replacement parts or a new furnace. When I said I wanted the parts replaced, he had no problem with that. I have heat! Next was a visit from Joe. He explained new furnace options, heat pump options, and mini split options. He explained where any lines would…

Paid $900–1,000Reasonable priceHeating system repairHeating system installationInstall thermostat
Gordon7 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 7 months ago★★★★★

Entire process from start to finish was professional, friendly, low pressure and technically sound. Installation team arrived on time and were finished by mid afternoon. They explained differences between my old gas system operation and the new heat pump system. My biggest worry switching to heat pump was that air…

Paid $1,000+Reasonable priceHeating system installationInstall thermostatInstall AC
Bill5 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 7 months ago★★★★★

Spencer is not much of a carpenter 😉 !!... but he is a hell of a lead tech. He was prompt, polite , communicative, and patient. He treated his co - workers with respect and humor. He treated our home as if it were his. He treated us with respect and explained everything to us . He's a hard worker and very…

Paid $1,000+Reasonable priceInstallationHeating system installationInstall thermostat
Ben2 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 7 months ago★★★★★

Jon is professional, easy to work with, and most importantly, give accurate quotes. I had to replace thermostat and the heating units, but with the trust built, I decided to have Jon and Leo replace the electric panel too.

Paid $1,000+Reasonable priceHeating system repairElectrical inspectionsElectrical fuse changing
MaryosaLocal Guide · 16 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 8 months ago★★★★★

Jon Jansen was very knowledgeable and easy to communicate with. He had my problems fixed quickly. He easily answered my questions. He is a wonderful asset to the company. I recommend him highly

Paid $1,000+Reasonable priceHeating system installationInstall thermostat
Robert11 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 8 months ago★★★★★

Michael Mackenzie was terrific. Did the job quickly and efficiently. New thermostat works well and he adjusted the schedule on it to work for us. Happy to have him do our service anytime!

Reasonable priceInstall thermostatService not listed+ Quality+ Professionalism+ Value
Julie&Jeff8 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 8 months ago★★★★★

C M Heating did an amazing install of our furnace. They also returned to finish the attic access that was enlarged for the new furnace. Very thorough and friendly.

Heating system installationInstall thermostat
JenniferLocal Guide · 21 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · Edited 9 months ago★★★★★

Aaron Johnson from CM heating came out to my house to install a transformer that a previous tech from the company said that I needed. He was extremely diligent and thorough in his entire approach, and in following customary protocals and processes for installing a transformer. He was here for several hours, at…

Heating system repairInstallationInstall thermostat
Chi6 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 9 months ago★★★★★

I cannot say enough good things about the service I received from Zachary McMurphy at CM Heating. Zach stepped in at the end of the day after another technician’s visit fell short, and the difference in professionalism and workmanship was immediately clear. He took full ownership of the situation and when he wasn’t…

HVAC system repairHVAC system maintenanceHeating system repair
Tania1 reviewTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 9 months ago★★★★★

Hunter and Tyler from CM Heating did an excellent job installing our new furnace. They were professional, punctual, and very knowledgeable. They explained everything clearly, answered all of our questions, and completed the installation efficiently. The work area was left clean, which we really appreciated. We’re…

Paid $1,000+Reasonable priceHVAC system repairHeating system repairCleaning
Renee4 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 10 months ago★★★★★

Heat pump quit working, service person came out the next day..worked on the unit for hours, but was unable to get the unit to work. The next day a service rep came out talked about my options was able to get great financing and within 4 days a crew came to the house and worked until the new units were in and took us…

Heating system installationInstall thermostat
Tamara7 reviewsTotal number of Google reviews this person has written across all businesses on Google Maps (not just this one). More reviews usually means a more experienced, trustworthy reviewer. · 10 months ago★★★★★

Spencer arrived timely, was friendly and didn't waste any time getting the old furnace out and the new heat pump installed. He explained the process and where they would be working so I knew what to expect. He answered all my questions during the install and gave me a complete tour of my system and how it works. I…

Paid $1,000+Reasonable priceHeating system installationInstall thermostatInstall AC

Show more install thermostat reviews (212 more) →

Price

$292-32% vs typical leak detection services

Bar = middle half of what customers paid · gold mark = category median.

Price verdictsGoogle asks reviewers whether the price was great, reasonable or overpriced; these are their answers.

Great price 27%Reasonable 63%Overpriced 2%Not sure 8%

Jobs customers hired them for

JobReviewsCategory typical
Heating system maintenance861$78–$251
HVAC system maintenance733$39–$264
Heating system installation639$1.1k–$2.1k
Heating system repair553$114–$529
Install AC413$1.6k–$2.9k
HVAC system repair354$114–$580
A/C system maintenance343$37–$295
Installation253$578–$2.1k

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