Experts Reviews · Company report
Maertin Heating & Cooling 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%96+52.4Reliability 24%94+22.8Value 14%100+14.1Replies to reviews 7%58+4.1Experts Score= 93Grade A: A = 80+, B = 60–79, C = 40–59, D = 20–39. Needs 10+ reviews.93SCORE

Maertin Heating & Cooling

Joliet, IL · Grade ALetter from the Experts Score: A = 80+, B = 60–79, C = 40–59, D = 20–39, F = under 20. · #7Position by Experts Score among all companies we track in this category. of 10 boiler installers · 5.0★ from 351 Google reviews

Report card

Percentile vs other boiler installers (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: craft & service and value; weakest: replies to reviews.

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.Maertin Heating & Cooling is better than 96% of boiler installers.A
96
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.Maertin Heating & Cooling is better than 94% of boiler installers.A
94
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.Maertin Heating & Cooling is better than 100% of boiler installers.A
100
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.Maertin Heating & Cooling is better than 100% of boiler installers.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.Maertin Heating & Cooling is better than 100% of boiler installers.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.Maertin Heating & Cooling is better than 58% of boiler installers.C
58

Reviews for your job

Customers hired Maertin Heating & Cooling for 8 kinds of job.

Maertin Heating & Cooling for heating system maintenance

Clear ✕
Jobs reviewedHow many Google reviews are tagged with this job.31
★ on this jobAverage stars on the reviews where the customer tagged this exact job (Google’s “Services” field).5.00
Usually paidThe price range customers picked most often for this job.$400–500
Category typicalWhat the middle half of customers paid for this job across all companies in the category.$37–$317
Rank for this jobPosition of this company in the Job match ranking for this job among the companies we track.Its Job match: 90/100.How Job match is calculatedBuilt only from reviews Google tagged “Heating system maintenance”: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.#4 / 9
Said fairOf customers who rated the price, the share who chose “Great price” or “Reasonable” rather than “Overpriced”.100%

All 31 Google reviews tagged “Heating system maintenance”

Mike8 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★★★★★

Very diligent service! Always take the time to explain a issue and talk about the fix! No surprises!! Great company, great service

Paid $200–300Great priceHVAC system maintenanceHeating system maintenance
JohnLocal Guide · 18 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★★★★★

The Maertin group is highly trained, responsive to my requests for service and pleasant to deal with.

Heating system maintenance+ Punctuality
Laura3 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★★★★★

The technician was excellent, professional, and great communication.

Paid $400–500Not sureHeating system maintenance
Kathy8 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 years ago★★★★★

Tony installed a new thermostat and tuned up my furnace. He was punctual, clean and professional. I also feel that I paid a fair price. I will call Maertin for any hvac needs and highly recommend them.

Heating system maintenanceThermostat installation+ Responsiveness+ Punctuality+ Quality
Bob3 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 years ago★★★★★

Recently moved and called Maertin Heating and Cooling to service my furnace. They were able to schedule us in a timely fashion and Josh, the technician, was knowledgeable, courteous and quite helpful. We will be using Maertin in the future for all of our HVAC needs. Good company, would recommend.

Heating system maintenance+ Responsiveness+ Punctuality+ Quality
Peggy2 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 years ago★★★★★

All good very professional

Heating system maintenance
NanciLocal Guide · 14 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 years ago★★★★★

Rich was very informative and professional. He cleaned my furnace and installed a new Pilot light assembly. So far, so good.

Heating system maintenanceHeating system repair+ Responsiveness+ Punctuality+ Quality
Joan4 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 years ago★★★★★

Very happy..they were very prompt with addressing my furance problem regarding not running and loosing heat.

Heating system maintenance
Anita13 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 years ago★★★★★

I have been a customer of Maertin Heating & Cooling for several years now. A couple years ago I had a new furnace/AC unit installed. I have them come out twice a year to have my unit cleaned and check to make sure everything is work as it should. Scott and his team are the best. Everyone in the office is great,…

A/C system maintenanceHeating system maintenanceInstall AC
Melanie8 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 years ago★★★★★

Josh was great. I'd use your company whenever I need heat or ac service.

Heating system maintenance+ Responsiveness+ Punctuality+ Quality
Matt4 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 years ago★★★★★

He found our heat exchange was cracked. He immediately went to a vent and checked for carbon monoxide being pumped into the house. While our carbon monoxide detectors had not registered enough to go off, the few times we had run the furnace this autumn we were pumping CO into the house. It was only going to get…

Heating system maintenance+ Professionalism
James12 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 years ago★★★★★

Great to deal with, timely service with excellent results!

Ductless heating & A/C servicesHeating system maintenanceInstall AC+ Responsiveness+ Punctuality+ Quality
Mark3 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 years ago★★★★★

On time, professional, good communication

Heating system maintenance+ Responsiveness+ Punctuality+ Quality
Diego9 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 years ago★★★★★

Called to get a boiler heater inspection. Technician needed a 2nd opinion. Owner came out and provided excellent customer service and clear explanation of services needed / reasons for it. Really appreciate the professionalism shown by Scott. Thank you

Heating system maintenance+ Professionalism+ Value
Karen2 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. · 5 years ago★★★★★

I could never cool or hear my ground level family room sufficiently until maertin installed the zoning system which not every company can do. So thrilled with this system and their work!

Heating system maintenanceHVAC system maintenanceHeating system installation+ Responsiveness+ Punctuality+ Quality
KarenLocal Guide · 24 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. · 5 years ago★★★★★

We have been customers of Martin Heating for many years. The service, quality, value and expertise is consistently excellent. Service people are knowledgeable, professional and courteous. I would always highly recommend Martin Heating for all of your heating and air conditioning needs. Smiling faces always!

Heating system maintenance+ Responsiveness+ Punctuality+ Quality
Joseph11 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 5 years ago★★★★★

Professional Service , but my repair was pricey!

Heating system maintenanceHeating system repair+ Professionalism
Barker6 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. · 5 years ago★★★★★

Thank you Maertin Heating After losing both our heat and hot water with an unpreventable boiler system breakdown, we are so very grateful to the speed and efficiency of service Maertin Heating offered to restore our home’s operations to better than before! We are very impressed with the new system’s operation and…

Heating system maintenanceHeating system installationHeating system repair+ Responsiveness+ Punctuality+ Quality
Mandy5 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. · 5 years ago★★★★★

Service has everything to do with who you choose for your heating and air-conditioning. Scott and his team are like family to us, they have come to the rescue quite a few times over the years. Scott has always gone out of his way to help us with advice, making adjustments, and servicing our HVAC systems.

A/C system maintenanceHeating system maintenanceHVAC system maintenance+ Responsiveness+ Punctuality+ Quality
Tim8 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 5 years ago★★★★★

I have used this company for many years and I am completely satisified with their excellent customer service and relations, on time for call, highly knowledgably about my system and its history!

A/C system maintenanceHeating system maintenanceHVAC system maintenance
Tim9 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. · 5 years ago★★★★★

Great technicians extremely honest know what they are doing and do not try to sell you on anything, just nice honest people you can believe what they tell you. Scott M. Was the last technicians but have dealt with several different ones for yearly PM, all have been great

Heating system maintenance+ Responsiveness+ Punctuality+ Quality
LauraLocal Guide · 79 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. · 11 months ago★★★★★

Rating only, no written review.

Paid $100–200Reasonable priceHeating system maintenance
Mark14 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 years ago★★★★★

Rating only, no written review.

Heating system maintenance+ Quality+ Professionalism
Sharon5 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 years ago★★★★★

Rating only, no written review.

Heating system maintenance+ Responsiveness+ Punctuality+ Quality
Donna4 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 years ago★★★★★

Rating only, no written review.

Heating system maintenanceHVAC system maintenanceInstall AC+ Responsiveness+ Punctuality+ Quality
Andy4 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 years ago★★★★★

Rating only, no written review.

A/C system maintenanceHeating system maintenanceHVAC system maintenance+ Responsiveness+ Punctuality+ Quality
John10 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. · 5 years ago★★★★★

Rating only, no written review.

Heating system maintenanceHeating system repair+ Responsiveness+ Punctuality+ Quality
Sully2 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. · 5 years ago★★★★★

Rating only, no written review.

Heating system maintenanceInstall thermostat+ Responsiveness+ Punctuality+ Professionalism
Luis3 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. · 5 years ago★★★★★

Rating only, no written review.

Heating system maintenance+ Responsiveness+ Punctuality+ Professionalism
John6 years ago★★★★★

Rating only, no written review.

Heating system maintenance+ Professionalism
Barb1 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. · 6 years ago★★★★★

Rating only, no written review.

A/C system maintenanceHeating system maintenanceInstall AC+ Responsiveness+ Punctuality+ Quality

Price

$423+86% vs typical boiler installers

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 33%Reasonable 60%Overpriced 0%Not sure 7%

Jobs customers hired them for

JobReviewsCategory typical
HVAC system maintenance41$37–$264
A/C system maintenance40$39–$318
Heating system maintenance31$37–$317
Heating system installation29$1.4k–$2.8k
Heating system repair29$78–$745
A/C system repair25$216–$611
Install AC24$1.6k–$3.2k
Install thermostat16—

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