New High-Efficiency Hot Water System + One Year of Free Home Comfort Club

GEM service team posing together in front of branded vehicle

Professional AC Repair for Wellesley Homes

When your AC fails in a Wellesley home, you need service that understands older construction.

Wellesley’s colonials, Capes, and estate homes often have cooling systems retrofitted into structures that weren’t designed for them. When your air conditioner fails on a humid summer day, you need technicians who know how to work with historic construction.

GEM Plumbing & Heating Services, LLC has been doing exactly that for New England families since 1949. Our NATE-certified technicians diagnose accurately and repair correctly the first time. Same-day appointments, 24/7 emergency response, clear pricing. Call GEM today for air conditioning repair services in Wellesley.

(833) 222-2953


24/7 Emergency AC Repairs

Historic homes with modern expectations require responsive service.

When your system fails at night or during a heat emergency, GEM responds. Our technicians are available around the clock to restore your comfort whenever problems occur.

(833) 222-2953


Call GEM. We’re in Your Neighborhood!

GEM serves every Wellesley neighborhood and surrounding Norfolk County.

Our technicians work throughout town, from the grand estates of Wellesley Farms and Cliff Estates to the charming streets near Wellesley Square, from the family neighborhoods of Wellesley Hills to the properties near Babson and Wellesley College.

Whether you have a colonial built before 1939, a mid-century Cape in a quiet neighborhood, or a renovated home with modern systems, we understand the varied cooling demands across this community. One of New England’s largest HVAC fleets keeps a GEM truck nearby whenever you need us. Need AC repair services in Wellesley? Give GEM a call today!

Years in Business

Skilled employees

Emergency Service

Trucks on the Road

GEM technician working on indoor HVAC system with homeowner

(833) 222-2953

It’s Easy to Schedule Your AC Repair With GEM!

Demanding schedules require service that adapts to your needs.

We make it work.

GEM technicians reach Wellesley on schedule, equipped for the job. Your time is respected.

You know the price before work begins. The quote is the bill.

Our NATE-certified technicians solve problems correctly, whether in historic construction or modern installations.

Every repair is tested before we leave. We explain what we did and remain available for questions.

We Repair All Types of AC Issues in Wellesley

Colonial estates and renovated antiques present unique challenges. We’ve seen them all.

GEM’s air conditioning repair team handles every type of problem Wellesley homeowners encounter.

Your AC operates continuously but temperatures keep rising. Our air conditioning repair technicians in Wellesley will diagnose whether it’s refrigerant loss, compressor trouble, or restricted airflow and restore cooling quickly.

When your system shuts down before reaching the set temperature, something is forcing early shutoff. GEM’s air conditioning repair specialists in Wellesley will identify the cause and get full cycles running again.

If your bills increased without changes in usage, your AC is compensating for a problem somewhere. Our Wellesley team will find the inefficiency and correct it.

New sounds from your air conditioner indicate something is loose, worn, or failing inside. Our air conditioning repair team in Wellesley will locate the source and repair it before it worsens.

When one level stays comfortable but another won’t cool, airflow or capacity is the issue. GEM’s air conditioning repair technicians in Wellesley will diagnose the imbalance and restore even temperatures.

When your air conditioner won’t power on at all, waiting isn’t practical. GEM provides 24/7 emergency air conditioning repair in Wellesley to restore cooling as quickly as possible.

GEM service vehicles parked outside customer home

(833) 222-2953

GEM Technician Explaining Plans to Customer

(833) 222-2953

Why Work With GEM for AC Repair Services in Wellesley?

A community built on high standards deserves service to match.

GEM delivers it.

500 service vehicles. 700+ employees. GEM has served New England since 1949, building expertise worthy of Wellesley’s homes. 

When your system fails, GEM offers same-day air conditioning repair throughout Wellesley. Comfort shouldn’t require waiting.

Wellesley families trust GEM because we consistently deliver quality that matches the expectations of this community.

What we quote is what you pay. Complete transparency, always.

Heating, cooling, plumbing, electrical. GEM handles everything your home needs.


What Our Customers Are Saying

100% Satisfaction Guarantee

4.6
Based on 9701 reviews
Bob Wittman
10 hours ago
Erickson was extremely knowledgeable, personable and professional.He was a pleasure to work with and did an outstanding job.
Dave Doyle
12 hours ago
I recently had a mini splint installed by Evan, Nick and Kerron at GEM. Fantastic experience and service–those guys did great. I also had a Generac put in a few years ago, and am pleased with the overall level of service I get from GEM. Hard to go wrong!
Deb Smith
13 hours ago
Checked my humidifier on the furnace and fixed it. Joe H fixed it, he’s great, as always.
David Casper
13 hours ago
Technicians were wonderful. Very knowledgeable and provided multiple options to address a complex problem. Thank you!!!
Paul Hoyt
14 hours ago
serviced our split system in a competent and efficient manner
Joe Lucia
14 hours ago
Tom and Ethan were professional, knowledgeable, and efficient in unclogging the impeller of our outdoor sump pump and cleaning all the leaves and debris out of the underground basins that feed the pump! Highly recommend!
Bill Scarsciotti
15 hours ago
The technicians were very friendly, courteous and through with the work and explained exactly what was done. Went the extra mile to make sure Everyting was just right and left the place clean.
Stasia Mowry
17 hours ago
A very polite and knowledgeable service technician and good service was given.
Julia Frugoli
17 hours ago
This is fourth time we've used this service. They are quick, professional and knowledgable. Very responsive and worth the money!
Anne Geary
17 hours ago
John came to my home to do yearly heating maintenance. He was very informative and thoughtful. I would recommend him he is very knowledgeable and professional.
Kyla Piquette
17 hours ago
Eric is very professional and helpful. If you contact GEM ask for Eric for your appointment.
jarrod Roach
20 hours ago
Living on the Cape finding a reliable service company can be difficult. GEM is now my go to for HVAC and plumbing service.
Elizabeth Meredith
21 hours ago
Gem is a good company with pleasant people who are always willing to help. We were recently visited by Christopher and Nicholas. Thank you for your help and advice.
Very professional and helpful really appreciate the work you guys did . Top notch
On time, courteous, efficient and explained what they did.
Roland Jarest
2 days ago
Brian and Mason were fantastic and did a great job!
⭐⭐⭐⭐⭐ I had an excellent experience with GEM Plumbing & Heating! Corey was absolutely wonderful. He was professional, knowledgeable, courteous, and very attentive. He took the time to make sure everything was done properly and provided outstanding customer service. It’s refreshing to have someone who genuinely cares about the quality of their work and their customers. I highly recommend Corey and GEM Plumbing & Heating. Thank you, Corey, for such a great experience!
Donald Dos Vais
2 days ago
If l owned a business l’d hire Tom in a New York minute!! I would definitely not score a 10, but an eleven!!!!!!
Sara
2 days ago
Devin was very knowledgeable, professional and incredibly helpful
Eileen Yee
2 days ago
GEM Service Technicians are always pleasant & efficient. GEM scheduling is difficult- , they always cancel & reschedule.
FX Flaherty
2 days ago
David S. was amazing…he not only greatly assisted us with addressing our issues but he did in such a polite and educational manner…I cannot highly recommend enough..he was great!
Jeannine Kolb
2 days ago
Christopher Brouwer is a great technician. He is knowledgeable, professional and personable. I would recommend him to anyone and would welcome him for any future work on my AC system.
Installed my air conditioner. Excellent service!!!
Barry Wepman
2 days ago
Brody and Clarissa were really great. Obviously they knew what they were doing and made reasonable recommendations about ongoing service. Most importantly we’ve got heat! And GEM has a new customer!
Robert DelBove
2 days ago
Kevin arrived on time and I was notified that he was on his way. Good communication on the dispatcher’s part. I showed him the utility room and trusted he would do the work so I got out of his way. He was efficient and got the service completed in no time.

What to Expect When You Work With GEM

Excellence in execution should be standard practice.

Every visit follows the same high standard so you know exactly what to expect.

Our NATE-certified professionals arrive on time, work carefully, and treat historic homes with appropriate respect. They’re trained to meet high standards.

We explain problems clearly and present options without pressure. You make informed decisions.

Your price is set before work starts. If circumstances change, we discuss it first.

As a Carrier Factory Authorized Dealer and Mass Save® partner, GEM maintains certifications that matter for quality and energy efficiency.

GEM Plumbing Heating Cooling & Electrical branded technician portrait

(833) 222-2953

customer and technician interaction

Prevent Future AC Problems With GEM’s Home Comfort Club!

Preservation requires attention. Your cooling system is no exception.

GEM’s Home Comfort Club gives Wellesley homeowners annual tune-ups that identify issues before they become failures. Our technicians inspect every component, clean coils, verify refrigerant levels, tighten electrical connections, and document system condition.

For Wellesley’s larger homes with historic construction and complex cooling systems, preventive maintenance protects both comfort and investment. Members receive priority scheduling and repair discounts. Contact us to enroll or learn more!


Other HVAC Services You May Need


Schedule Air Conditioning Repair in Wellesley, MA With GEM

If your air conditioner is struggling to cool evenly, making unusual noises, or failing when you need it most, GEM is here to help. Our team takes a detail-driven approach to diagnosing problems and delivering targeted repairs that improve comfort, efficiency, and system lifespan.

Whether it’s a quick fix or a more involved air conditioning repair in Wellesley, MA, our work is backed by decades of hands-on experience and a commitment to restoring dependable cooling without cutting corners.

GEM technician in front of service truck


FAQ

Do you provide same-day AC repair throughout Wellesley?

Yes. GEM offers same-day air conditioning repair across all Wellesley neighborhoods, from Wellesley Farms to Wellesley Hills, Cliff Estates to Wellesley Square. Our large fleet ensures prompt response.

Can you work on AC systems in Wellesley’s historic homes?

Absolutely. Many Wellesley properties feature pre-war construction with retrofitted cooling systems. Our technicians understand the special considerations these homes require and can repair or optimize most installations.

What energy rebates are available to Wellesley homeowners?

As a Mass Save® partner, GEM helps Wellesley residents access rebates for energy-efficient cooling equipment. We’ll explain which programs apply and help you maximize savings on qualifying upgrades.

Why does my larger Wellesley home have uneven temperatures?

Temperature variation in substantial homes typically results from equipment capacity, ductwork design, or zone control issues. Our air conditioning repair technicians diagnose the specific cause and recommend targeted solutions.

How often should Wellesley homeowners schedule AC maintenance?

Annual maintenance is essential for Wellesley homes. Historic construction and complex systems benefit especially from regular tune-ups that maintain efficiency and catch problems before they become emergencies.

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