4.6
Based on 9075 reviews
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Carrier Residential Factory Authorized Dealer
North American Technician Excellence - NATE - Certifying the Finest in HVACR
Mass Save | Heat Pump Installer

When Your Quincy Home Needs Professional Help

A heating system that fails during a coastal winter or plumbing problems in a multi-family building demand technicians who understand this city’s density and diversity.

Quincy stretches from the Boston border to Braintree, the “City of Presidents” where dense urban neighborhoods meet waterfront communities. From the triple-deckers of Quincy Center to the single-families of Wollaston, from the waterfront condos of Marina Bay to the historic homes of Quincy Point, homeowners here maintain properties spanning every era and style.

GEM Plumbing & Heating Services, LLC provides Quincy with heating, cooling, plumbing, and electrical expertise delivered with urban responsiveness. Call GEM when your home needs help.

Years in Business

Skilled employees

Emergency Service

Trucks on the Road


(833) 222-2953

Service That Understands Urban Density

Quincy homeowners and landlords need technicians who work efficiently in tight spaces and busy neighborhoods.

Triple-deckers, condominiums, single-family homes, and mixed-use buildings all require technicians who understand varied construction. Our professionals arrive prepared, work cleanly, and provide solutions that last. When your Quincy property needs attention, you deserve service from technicians who know urban housing.


Why Quincy Homeowners Choose GEM

Over 75 years serving New England families who need reliable service from experienced professionals.

Every GEM technician, plumber, and electrician maintains proper licensing, passes background checks, and holds NATE certification.

Our 500-vehicle fleet serves Quincy and surrounding communities with reliable response times.

Your schedule matters. We respond quickly and work efficiently throughout Quincy.

Multi-family buildings, condos, and historic homes all receive appropriate expertise.

Members receive priority scheduling, maintenance discounts, and regular service that protects system performance.

Carrier Factory Authorized Dealer and National Grid certifications demonstrate our commitment to quality.

Quincy’s accessible location places it conveniently within our standard service territory.


Getting the Help You Need Is Simple

Professional service should involve clear communication and transparent pricing, not uncertainty.

GEM serves Quincy with straightforward processes. Call, schedule, receive quality work.

Call or book online. We accommodate Quincy schedules with flexible appointment times and same-day availability.

Your technician evaluates the situation, explains findings clearly, and provides pricing before beginning work.

We complete repairs properly, protect your floors and furnishings, and confirm everything functions before leaving.

(833) 222-2953

What Our Customers Are Saying

100% Satisfaction Guarantee

4.6
Based on 9076 reviews
Excellent service in every respect: starting with the salesperson, Peter Dallas; Sean, the installation coordinator; and, of course, the installers Joe & Cristar!!
Pete was extremely professional, friendly, understanding and very flexible when negotiating the final price.
After 28 years of using a Lennox central heating and air conditioning system, we decided was time to get new systems and we went with Carrier this time, a highly respected brand too backed by GEM Plumbing as a certified provider. Both the sales process and the speed of the installation were incredibly efficient. We spoke with Peter on a Tuesday morning , and by 3:00 p.m. on Friday of same week the installation was complete. We were lucky enough to have Joe Medeiros and Cristar Fig from GEM as our technicians!
Let me tell you, this duo is exceptional! They are very young but possess extensive knowledge and a fantastic attitude. I was truly impressed by their technical work and their courtesy. These two technicians are a great asset to GEM and WE would love them to be recognized! We are very happy at home; the air conditioning system works wonderfully! And We can’t wait to use this coming winter our new furnace too!
Thanks to Peter, Sean, Joe, and Cristar for their amazing job!!
Sincerely
Mary
ALecs Reyes was the best!!! Extremely knowledgeable and professional. He turned our terrible experience with our last contractor into a positive outcome . I will add that he was a fantastic mentor to the helper he brought along today. ALecs is the kind of employee every business owner searches for….Good luck in your career at Gem Alec’s!!!
Great service and very personable rep. I am very happy that I contacted GEM.
Nicole was great. Super nice, super helpful and quick. I wish I was as effusive about the exorbitant prices that GEM charges.
Super great people and service!
We had been struggling to find a plumber for a month! GEM was available and took us in immediately when others were ignoring our calls! We now have hot water again. I can shower in peace.
Richard was on schedule and very honest and transparent regarding the failed part and freely answered questions about the HVAC system overall.
Update!
July 2026 — I just had Tim F from GEM ground my 21' above ground pool. Service was quick & excellent as usual! Highly recommend GEM electricians, plumbing & HVAC! They're fantastic!

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June 2026 — Just had John P from GEM provide maintenance on my central AC unit. He was fantastic! Explained everything and performed his work efficiently with great communication andcrespect for my home! He was just great! I appreciate being able to get an appt so quickly with GEM. It's so helpful to be able to schedule appointments around my availability and as a FT worker who commutes via rail, I value that scheduling flexibility. Their work is exceptional. I highly recommend GEM!

The GEM plumbers were fantastic. They hooked up a new spigot and a back flow preventer for the drip irrigation system I will have installed soon. They explained everything, they were fast and respected my home during the job. I highly recommend GEM for your next plumbing repair or upgrade.
Today Nicole from GEM extended the pipe and added a female adapter for the irrigation system. She was speedy and fantastic!
Timely, helpful, and knowledgable! Took time to explain things thoroughly
Bob was on time, did a good job and was very helpful.
Problem was taken care of, and further service was recommended for our consideration. Nick was friendly and explained things really well. Overall would highly recommend thank you.
Hands down the best service, communication is top notch. My Ac and furnace needed to be replaced and I must say Alecs Reyes and team were amazing, polite and professional and informative every step of the way. I highly recommend Gem.
The men we're totally professional and friendly they did a great job cleaned up after themselves and everything looks great!!
fantastic technician and service!
Very knowledgeable, hard-working and personable and would have Highly recommend GEM for work in heating cooling
Great having GEM here for Installation of heating system – From start to finish : very professional, got the job done in a helpful and timely and efficient way: helping me feel ready this year For the heating season, Thank you Gem!
Gem responded within 4-5 hours when we had no ac. Great job by Joseph & Nem! They explained exactly what they were going to do. They were courteous & polite answering all our concerns & questions. Very professional!!!
Lydia & Charlie Wilson
Great service !
The technician did a great job!
Very satisfied with the work .
The technician was pleasant and respectful of my home.
David S. is a knowledgeable, courteous and effective HVAC technician. He was quick to diagnose the problem, provide a stopgap repair and return early the next morning to replace the faulty equipment. I highly recommend him.
John called ahead and let us know when he would arrive, and he was on time! While he offered more services than we wanted, he was happy to do just what we asked for. He did a great job and the pricing was standard. We definitely recommend GEM.
Knowledgeable, professional, courteous, and very hard-working
I needed the outside spigots replaced. They were able to accommodate my schedule. Everyone I spoke with at GEM was very kind and knowledgeable.
Shout out to Joseph Houston who was the one to do the work at my house. He was very nice and explained things to me.
Overall I am very happy with GEM
Roberto provided an excellent review and proposal for a new mini split system. He was very thorough and answered all our questions. We agreed to the terms the next day then the installation was performed the following day! The installation team was top notch! They handled all the installation from the electrical, air handler and the heat pump. We couldn't be happier and highly recommend GEM pluming and heating!
Ryan Sandbach was knowledgeable, professional and very personable! They were here for a free estimate and in the end there was nothing I needed immediately. Ryan was very happy to continue to discuss all of my thoughts and concerns in my old home. He never did a hard sell and I look forward to calling GEM/ Ryan in the future.

customer and technician interaction

Peace of Mind, Worry-Free

Maintaining your home can be stressful. Let us help.

Preserve your home’s value, extend your equipment’s life span, and ease your worries with our membership plans.

Well-maintained systems run better, last longer, and save you money on energy bills. Regular care prevents breakdowns, extends equipment life, and keeps your home comfortable year-round. When it’s time to sell, buyers notice homes with documented maintenance history.

Quincy homes do not fail at convenient times, and in a city with coastal neighborhoods, dense multi-unit buildings, and older infrastructure, after-hours problems can feel overwhelming.

That is why our technicians are on call day and night, responding to emergencies across Quincy Center, Wollaston, Squantum, Adams Shore, and every corner of the city. We understand what late-night heat loss means in a triple-decker with shared systems, how quickly cooling issues escalate in waterfront humidity, and how critical reliable hot water is in multi-unit properties.

We navigate busy streets, tight driveways, and older electrical panels that have seen decades of upgrades. Whether a winter storm knocks out power along the shoreline or a sudden breakdown disrupts a household in West Quincy or North Quincy, you have a team that already knows the housing stock, the common failures, and the fastest path to a permanent fix. When something goes wrong, you’re never waiting alone. We’re already on our way.

With us, you can spend less money to take better care of your home.

Membership plans pay for themselves. You get discounted rates on service, priority scheduling when problems happen, and regular maintenance that prevents expensive emergency repairs. Efficient systems cost less to run, and catching issues early saves you from major expenses down the road.

Keep all parts of your home operating at peak efficiency with regular maintenance tune-ups.

Your HVAC, plumbing, and electrical systems work together to keep your home running. Regular tune-ups ensure everything operates efficiently, safely, and reliably. We inspect, clean, and adjust systems before problems start, so you avoid breakdowns when you need your systems most.


GEM technician servicing a Carrier outdoor unit

Heating and Cooling Services in Quincy, MA

Quincy winters demand reliable heating, and humid coastal summers make air conditioning essential for comfortable living.

GEM provides comprehensive HVAC services throughout Quincy, from emergency repairs to system replacements.

(833) 222-2953

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Furnaces for Quincy Homes

When your furnace fails during a Quincy winter, you need technicians who respond promptly and work efficiently in urban settings.

GEM’s heating specialists restore warmth to properties throughout the city with expertise across furnace types and brands.

  • Furnace Installation: We size and install furnaces matched to your Quincy property’s heating requirements.
  • Furnace Replacement: When furnaces reach end of service life, we help select equipment that meets your comfort expectations.
  • Furnace Repair: Ignition problems, blower malfunctions, and heat distribution issues all respond to our diagnostic expertise.
  • Furnace Maintenance: Annual service maintains efficiency and catches developing problems before they cause disruption.
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Air Conditioning Services in Quincy

Coastal humidity makes reliable air conditioning essential for comfortable Quincy summers.

Our cooling technicians keep your system running through heat waves with responsive service.

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Heat Pumps

Heat pumps provide efficient year-round comfort, increasingly popular in Quincy’s moderate coastal climate.

GEM helps Quincy property owners maximize heat pump benefits through proper installation and maintenance.

  • Heat Pump Installation: We configure heat pump systems for optimal performance in Quincy’s coastal environment.
  • Heat Pump Replacement: Current heat pump technology offers significant improvements over older units.
  • Heat Pump Repair: Mode switching problems and output issues indicate conditions our technicians resolve effectively.
  • Heat Pump Maintenance: Regular service maintains efficiency and extends equipment lifespan.
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Ductless Mini-Splits

Quincy’s multi-family buildings and condos benefit from ductless systems that provide unit-by-unit control.

GEM’s ductless specialists design and install systems that heat and cool specific units efficiently.

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Boilers

Boiler heat serves many Quincy buildings, especially triple-deckers and older multi-families, providing reliable warmth through steam and hot water systems.

GEM’s heating team provides comprehensive boiler services for safe, efficient operation.

  • Boiler Installation: We install boilers matched to your building’s heat distribution configuration.
  • Boiler Repair: Pressure problems, leaks, and circulation issues all fall within our expertise.
  • Boiler Maintenance: Annual service maintains safety, efficiency, and reliability throughout the heating season.
A piggy bank represents Mass Save rebate savings

Oil-to-Gas Conversions

Where natural gas service reaches your Quincy property, converting from oil can simplify maintenance and reduce costs.

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Radiant Heating Systems

Radiant floor heat provides even warmth without drafts, working well in Quincy properties of every era.

GEM installs and maintains radiant systems throughout the city.

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Indoor Air Quality Solutions

Quincy’s urban setting and coastal location create air quality considerations many property owners address with treatment systems.

GEM offers filtration, purification, and humidity control that improves indoor air quality throughout your Quincy property.

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Thermostats & Smart Home Devices

Smart thermostats provide control and efficiency benefits for Quincy property owners regardless of building age.

GEM installs connected devices that modernize comfort management.

Plumber repairing kitchen faucet

Plumbing Services in Quincy, MA

Your plumbing should work without you thinking about it. GEM provides trusted plumbing services to our Quincy neighbors.

From emergency repairs to planned renovations, GEM’s licensed plumbers handle every plumbing challenge Quincy properties present.

(833) 222-2953

Water Heaters

Water Heater Repair & Replacement

When your water heater fails, daily routines and tenant satisfaction suffer immediately.

GEM provides Quincy property owners with complete water heater services from diagnosis to installation.

  • Traditional Water Heater Installation: We install tank units sized for your property’s hot water demands.
  • Traditional Water Heater Replacement: When repair isn’t practical, we remove old equipment and install appropriate replacements.
  • Traditional Water Heater Repair: Temperature inconsistencies, leaks, and unusual noises all indicate conditions we can address.
  • Traditional Water Heater Maintenance: Regular service extends tank life and maintains efficiency.
  • Tankless Water Heater Installation: Endless hot water and compact footprint make tankless units practical for Quincy’s varied properties.
  • Tankless Water Heater Replacement: When tankless units age out, we install current models with improved features.
  • Tankless Water Heater Repair: Error codes and temperature problems indicate issues we can resolve.
  • Tankless Water Heater Maintenance: Annual service maintains tankless performance.
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Drain Clog Removal & Sewer Services in Quincy

Slow drains and blockages disrupt households and require professional clearing.

GEM’s drain specialists restore proper flow throughout your plumbing system.

  • Kitchen Drains: Grease accumulation and food debris create kitchen drain clogs we clear effectively.
  • Bathroom Drains: Hair, soap residue, and mineral buildup respond to professional drain clearing techniques.
  • Basement and Utility Drains: Floor drains collect debris and sediment that cause backup during storms if not cleaned regularly.
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Water Filtration & Water Quality Improvements

Quincy water quality benefits from treatment systems that address hardness and impurities.

GEM installs and services water treatment equipment throughout the city.

  • Water Purifier System Installation: Whole-home filtration improves water quality at every tap and appliance.
  • Water Softener Installation: Soft water prevents scale buildup and extends plumbing system life.
  • Water Softener Maintenance: Regular service keeps softening systems functioning properly.
  • Water Softener Repair: When softeners malfunction, we diagnose and correct problems promptly.
  • Water Softener Replacement: Aging softeners lose effectiveness and benefit from replacement.
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Well System & Well Pump Repair

Some Quincy properties rely on private wells for water supply. GEM provides well pump installation, repair, and replacement to maintain reliable water flow for these properties.

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Kitchen & Bath Remodels

Outdated plumbing affects both function and property value in Quincy buildings.

Dated fixtures, inefficient configurations, and aging supply lines indicate systems ready for professional upgrades. GEM’s plumbers install fixtures that meet modern standards.

  • Kitchen Faucets
  • Bathroom Faucets & Toilets
  • Garbage Disposal
  • Hot Water Dispenser
  • Drinking Water Filter
  • Appliance Hook Up
  • Cooking Upgrades
  • Spa Bathroom
Leaks Icon

Plumbing Leaks

Water stains, musty odors, and unexpected moisture often signal hidden leaks causing ongoing damage.

In Quincy’s dense housing stock, aging connections develop leaks that threaten floors, walls, and neighboring units. Our technicians locate leaks precisely and complete permanent repairs.

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Hydro Jetting

When standard drain clearing can’t remove stubborn blockages, hydro jetting scours pipe interiors with high-pressure water.

This service removes grease accumulation and root intrusion from Quincy drain lines, restoring full flow capacity.

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Sump Pumps

Waterfront and low-lying Quincy properties benefit from working sump pump protection.

GEM keeps these important systems ready when groundwater rises.

  • Sump Pump Installation: We install pumps with capacity matched to your property’s water intrusion patterns.
  • Sump Pump Replacement: When pumps fail, prompt replacement protects basements and finished spaces.
  • Sump Pump Repair: Pumps cycling constantly or failing to activate need professional attention.
  • Sump Pump Maintenance: Regular testing confirms your pump will function during coastal storms.
Electrician installing a pendant light in a kitchen.

Power Your Home With GEM’s Quincy Electricians

Quincy’s electrical systems range from original wiring in historic buildings to modern installations in updated properties.

GEM’s licensed electricians serve Quincy with expertise across all residential and light commercial electrical work.

(833) 222-2953

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Standby Generator Repair & Installation

Power outages affect coastal communities, and generators keep essential systems operational when storms strike.

GEM installs and maintains backup power for Quincy properties with sizing guidance and ongoing service.

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Indoor & Outdoor Lighting Design

Proper lighting enhances Quincy properties while improving safety and security.

GEM electricians install lighting solutions appropriate to your property’s style.

  • Indoor Lighting: Recessed fixtures, pendant lights, under-cabinet illumination, and accent lighting tailored to your space.
  • Outdoor Lighting: Landscape, pathway, and security lighting that improves safety while highlighting your property.
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Electrical Panel Upgrades

Your electrical panel must safely handle modern power demands as you add appliances, devices, and technology.

GEM’s electricians evaluate current capacity and install panels that deliver reliable power with room for future needs.

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Commercial Electrical Services

Quincy businesses throughout the city depend on consistent electrical service.

Our commercial electricians handle lighting upgrades, panel work, safety inspections, and emergency repairs for local businesses.

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Surge Protectors

Coastal storms and grid fluctuations expose Quincy properties to damaging power surges.

Whole-home surge protection installed at your panel guards every circuit against voltage spikes that destroy electronics and appliances.

Rewiring service icon representing professional plumbing repairs

Rewiring & Wiring Installation

Older Quincy buildings often contain wiring that cannot safely meet modern electrical loads.

Flickering lights, frequently tripped breakers, and warm outlets indicate systems needing professional attention. GEM replaces outdated wiring to current codes.

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EV Chargers

Home charging makes electric vehicle ownership practical for Quincy residents.

GEM’s certified electricians install Level 2 chargers that provide faster charging speeds with professional wiring.

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Carbon Monoxide & Smoke Detector Installation

Properly placed and maintained detectors provide critical early warning against invisible dangers.

Our electricians install smoke and CO detectors in optimal locations throughout your Quincy property with tested battery backup.

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Smart Home Installation

Connected devices and smart home systems add convenience, efficiency, and control to Quincy properties.

GEM’s electricians install and integrate smart thermostats, lighting controls, security components, and energy monitoring systems.

Ready for Reliable HVAC, Plumbing, and Electrical Services in Quincy?

When your Quincy property needs professional attention, GEM provides the expertise and urban responsiveness you expect.

We’ve served New England families since 1949, including the South Shore’s densest communities. Call us or schedule online for same-day response throughout Quincy.

GEM technician in front of service truck


Frequently Asked Questions

Does GEM serve all of Quincy?

Yes. From Quincy Center to Wollaston, from Squantum to West Quincy, we serve every Quincy address.

How quickly can I get service?

Same-day appointments are available for most calls. Quincy’s accessible location is well within our service network.

Do you work with multi-family buildings?

Yes. Quincy’s triple-deckers and multi-unit properties require technicians who understand shared systems. Our team handles both individual units and building-wide work.

What makes GEM different from other providers?

We combine comprehensive capabilities with experience serving urban properties. Quincy homeowners and landlords receive efficient service from professionals who understand density.

How can I prevent emergency repairs?

Regular maintenance catches problems before they become emergencies. GEM’s Home Comfort Club includes scheduled service that keeps Quincy properties running reliably.