Serving New Haven, Hartford and Litchfield Counties for over 10 years

Pelletier Mechanical Services, LLC: Plumbing, Heating, & Air Conditioning

One of the finer points of living in Connecticut, and New England as a whole, is the fact that we are able to enjoy all of the different seasons throughout the year. Of course, with this enjoyment comes

the challenge of keeping our homes comfortable throughout the changing of the seasons. 

If you want to ensure that your home is as comfortable and convenient as can be, you need only call the Waterbury, CT air conditioning, heating, indoor air quality, and plumbing experts at Pelletier Mechanical Services, LLC. We have everything you need to keep warm and cozy during the winter, cool and comfortable throughout the hottest days of summer, and to breathe the clean, pure air that you deserve all year long. Contact us today and work with some of the finest HVAC technicians, IAQ specialists, and professional plumbers in the area.

Pelletier Mechanical Services, LLC provides heating, air conditioning, indoor air quality, plumbing and commercial services in Waterbury, CT and the surrounding areas.


Don’t get left out in the cold this winter. Winter in Connecticut should be something to enjoy, not dread. It is a lot easier to enjoy the coldest days and nights of the year, though, when you have a dependable heating system keeping you warm. From boilers services to furnaces, heat pumps, ductless heating, and even geothermal options, we have everything you could possibly need to heat your home effectively and efficiently this heating season. Call today to learn more.

Air Conditioning

The heat of the summer season is always a welcome arrival, especially after a particularly cold heating season. Of course, very hot temperatures can take a toll on your comfort very quickly. Make sure that you are able to cool your home down when necessary. The best way to do so is to schedule your air conditioning services with a member of our team. No matter what type of air conditioner you decide to use in your home, we’ll make sure that you get the best performance that it has to offer.


From planned plumbing maintenance to emergency plumbing repairs, you need to know that you can count on your plumber to be there for you no matter what the situation may be. When you schedule your plumbing services with the experts on our team, you need not worry. Our piping, drain repair, sewer line replacement, and general plumbing services are all defined by the same skill and expertise that are the hallmark of the work we do. Call us today for professional plumbing service.

Commercial & Industrial Services

Owning commercial property comes with a multitude of responsibilities. In addition to taking care of your day to day tasks and business dealings, you must also ensure that your keep your clients, tenants, and workforce comfortable. Scheduling your commercial and industrial services with us will all but guarantee it. When you need professional heating, air conditioning, indoor air quality, plumbing and commercial or industrial services in Waterbury, CT, Pelletier Mechanical Services, LLC is the company to call.

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Business Hours: Mon-Fri 8am-5pm, Sat 8am-1pm; 24 Hour Emergency Service Available
© 2014–2018 Pelletier Mechanical Services, LLC
Main Address: Pelletier Mechanical Services, LLC 194 E Main St Ste D, Thomaston, CT 06787
Mailing Address: Pelletier Mechanical Services, LLC PO Box 71, Thomaston, CT 06787

HVAC License# S1-394838
Plumbing License: P1-283178

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This is a company I highly recommend.  They show up on time,  explain the job they are going to do, and leave a clean area when done.  Very professional company.  They earn an "A" rating from my husband and I.

- Diane B. in Waterbury

Reviewed all my heating needs and helped me select the best system for my home. Others just quoted replacing the current system.

- Homeowner in Torrington

Very knowledgeable and professional. Had A.O. Smith power vented water heater installed the same afternoon that I called,

- Cynthia W. in Canton

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