COMMERCIAL | 802-655-9191
RESIDENTIAL | 802-655-9191 ext. 2
50+ Years of
Local Service
50+ Years of
Local Service
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Contact Us

Proudly Serving Vermont Since 1969

Commercial & Residential Plumbing, Heating, AC, and Welding

A. Cooper Mechanical is Here for You

Originally incorporated in 1969, A. Cooper Mechanical has served as a premier commercial and residential heating, plumbing, a/c, and welding contractor in the state of Vermont. From college campuses to breweries to single-family homes, much of our work can be found throughout the state. Our team of over 50 licensed and qualified employees alongside a robust office staff ensure that every job is done with professionalism and quality. We look forward to working with you!

One Of VT’s Only Union Contractors
One Of VT’s Only Union Contractors
Family-Owned For 3 Generations
Family-Owned For 3 Generations
Bringing Integrity & Craftsmanship
Bringing Integrity & Craftsmanship
Serving Residents & Businesses
Serving Residents & Businesses

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Our Featured Services

Furnace and Boiler Services

Heating Services

Don’t let a faulty heater make you miserable this winter. Give us a call for installation, repair and maintenance.

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Heat Pump & AC Services Services

Heat Pump & AC

Our team is equipped to handle your heat pump and AC installation, repair and tune-ups.

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Frunace and Boiler Services

Plumbing Services

From installing a new water heaters to complete remodels, we’re your plumbing experts who can do it all.

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Welding Services

Welding Services

Reliable, efficient welding done right - give our team a call. We’re fully-licensed and here to help.

Contact Us Welding Services

We’re Here for Your Commercial Project and Systems

We’re your experts for commercial plumbing, heating, cooling and welding. We specialize in rooftop units, commercial boiler & chiller systems, commercial water heating, and drain & pipe cleaning. We’re also your team whenver you’re thinking about installing new fixtures or doing some remodeling of your business’ bathrooms.

Contact Us to Schedule   Commercial HVAC

Join Our Cooper Club

No one likes their equipment breaking down, especially unexpectedly. Luckily, there’s a way to prevent surprises and keep your systems running efficiently for years and years to come: Our Cooper Club Maintenance Plan.

Cooper Club
Annual Equipment Inspection & Cleaning for either your boiler, furnace, or water heater. $50 additional for each additional item inspection/cleaning.
Annual Cost $200.00
Learn More Join the Cooper Club

Cooper Club

Annual Equipment Inspection & Cleaning for either your boiler, furnace, or water heater. $50 additional for each additional item inspection/cleaning.

  • Annual Cost $200
Join Today

We’re Your Family-Owned, Vermont-Local Team

A. Cooper Mechanical has been one of Vermont’s leading plumbing, heating, air conditioning, and welding companies since 1969. Our licensed and certified employees are trained in both residential and commercial settings. We perform work on single-family homes, large commercial job sites, and everything in between. Now a 3rd generation family business, A. Cooper continues to serve existing and new customers with integrity and quality craftsmanship; Just as we have done for 5+ decades.

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Financing is available

We Offer Financing

We know that upgrades or repairs can be costly, but they don’t have to be. We’re proud to offer financing to help you break down costs so you can stop worrying about finances and enjoy the benefits of top-quality service.

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We Support Children's Programs

We Support Children's Programs

As a multi-generational, family-owned business we value family, and know how important education and enrichment are to a healthy childhood. We are proud to offer children’s programs to support the next generation.

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What Our Customers Are Saying

We're Your Plumbing Experts

Whether it’s a complete re-piping of your home, a general drain cleaning, or an emergency leak repair, we’re your team. With decades of experience and dedicated service technicians ready for your next project or call, you can be certain that whatever your plumbing needs may be we can help.

Water heater services

Tankless & Tank
Water Heaters

When you need a new water installed, or you just need service or maintenance give us a call. We fully service both tankless and tank models.

Drain Cleaning and General Plumbing services

Drain Cleaning
& General Plumbing

If you’ve noticed your drains are sluggish or just not draining at all, or if you have a plumbing problem that needs looked at, give us a call.

Slab Leaks & Leak Detection

Slab Leaks
& Leak Detection

Don’t let water damage ruin your day. If you suspect a leak, be sure to give us a call; we’ll diagnose and repair the leak before it spreads.

Slab Leaks
Backflow prevention

Water Filtration
& Backflow Prevention

Don’t let water damage ruin your day. If you suspect a leak, be sure to give us a call; we’ll diagnose and repair the leak before it spreads.

Backflow prevention

Re-Piping &
Whole Home Re-Piping

If your home or business’ pipes have been damaged due to wear, corrosion, or debris they may need to be replaced. We’re here to help.

Re-Piping
Backflow prevention

Remodeling & Fixture
Installation

Sometimes you just want to switch things up a bit. Whether you’re installing a single fixture or completely remodeling, we’re your experts.

We’re Your Welders

When you want full control over a project or the capacity to create custom designs, our welding experts are ready to help. Their precision and expertise means that you can expect strong, clean weld no matter the application.

Contact Us to Schedule   Welding Services

We're Your Heating & Cooling Specialists

Vermont’s seasons can be extreme, from snow-covered winters to hot, humid summers. It’s important for your home or business to be prepared and luckily our fully-licensed, experienced technicians are here to help. We’re your HVAC specialists, ready for your next project or service call.

Furnace services

Furnace
Services

Don’t compromise your heating when the cold season arrives. We’re here to help for your furnace repairs, installations and maintenance.

Boiler services

Boiler
Services

If you notice your heat isn’t as effective, it may be time to have your boiler looked at. Give us a call for installations, repair and maintenance.

Heat Pump services

Heat Pump
Services

Don’t compromise your heating when the cold season arrives. We’re here to help for your furnace repairs, installations and maintenance.

Mini-Split Services

Mini-Split
Services

Keep your home or business at the perfect temperature with mini-split service. We’re your experts for repairs, installations and maintenance.

AC services

Air Conditioner
Services

Controlling your space’s temperature and airflow can be difficult if your AC isn’t working properly. Call us for repair, installations and maintenance.

Commercial HVAC services

Commercial Rooftop
Units & Chillers

Your business is important, and that includes its air quality and control. Call us for repair, installation and maintenance for your RTUs or Chillers.

Commercial HVAC
We're your local Mitsunishi Diamond Dealers

Stay Warm This Winter: Install a New Heat Pump Today

In our opinion from years spent installing and servicing equipment, Mitsubishi offers the best equipment, support, and technical training. We are proud to offer our customers Mitsubishi's latest green heat pump technology for heating and air-conditioning. As a Mitsubishi Diamond Contractor, we provide longer warranties and deliver superior installation and service to our customers.

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Vermont Gas Services

Equipment Rebates with Vermont Gas

We may not directly offer rebates, but our partners at Vermont Gas provide several residential equipment rebates. Not only do you get money back for installing energy-efficient systems, but your increase your home’s efficiency and reduce your impact on the environment. We call this a win-win.

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Our Featured Specials

We’re happy to offer seasonal specials on our services and products.

$10 OFF Boiler Inspection

$10 OFF
Boiler Inspection

Don't let your boiler fail this winter.

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Discount good with coupon only. Not valid with any other offer.

15% OFF Drain Cleaning

15% OFF
Your Next Drain Cleaning

Enjoy a clear drain for less.

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Discount good with coupon only. Not valid with any other offer.

Our Featured Products

At A. Cooper Mechanical, we only use the very best brands to service your home or business.

Furnaces we install Furnaces
Boilers we install Boilers
Heat Pumps we install Heat Pumps
Mini-Splits we install Mini-Splits
Water Heaters we install

Our Brands

Mitsubishi Diamond Contractors
Bradford White
Ecoer
Fujitsu
Rheem
Mitsubishi Diamond Contractors
Bradford White
Ecoer
Fujitsu
Rheem
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