Heat Not Working? Need Your Heating System Serviced?

Welcome to Maineshore Mechanical Inc., Southern Maine’s Top Choice Full Service Heating Contractor Specializing in:

Proud to Serve Greater Portland & Southern Maine

Locally owned and operated, we have been serving Greater Portland and Southern Maine for over 25 years. We employ a team of friendly, knowledgeable and certified technicians. MaineShore Mechanical Inc. strives to provide our customers with the best heating and plumbing contractor experience. Please visit our Facebook page for our most up to date news and reviews from our customers.

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Heating & Plumbing Services & Repair

We offer plumbing services and systems for new construction and remodeling projects. MaineShore Mechanical also offers annual service and timely repairs for heat pumps, oil and gas heating systems.

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Free In-Home
System Analysis

Our free system analysis will help you understand your home or business heating and cooling requirements, showing you all options, and assist you with finding an efficient, quality home comfort system that best meets your family or company’s needs and budget.

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Light Excavation

We locally offer light excavation services for various projects. Please contact us to discuss availability and pricing.

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Brands We Install & Service







Daikin Heat Pumps



Fujitsu Heat Pumps

Peerless Boilers






Weil McLain




Not only does MaineShore take pride in our work, but we also take pride in the products we offer. We’ve done our research so that we can provide you with the highest quality products.

What We Do

Air conditioning/heat pumps
Natural Gas Conversion
Oil and Gas fired Boilers and Furnaces
Gas Piping
Gas fireplaces and stoves
Hot Water Heater
Radiant Heating
Preventative Maintenance
Solar Heating
Oil Tank Installation

Why Use Our Services?

We are available for annually service and repairs of your heating and plumbing systems. We also offer the highest quality new heating systems, gas conversions, and heat pumps for any business or household size. With free estimates, seasonal discounts, and superior customer service, its easy to make MaineShore Mechanical your local plumbing and heating specialist.

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Boiler and Furnace Installations

MaineShore Mechanical Inc. employs friendly professional heating technicians to service your furnace or boiler. Not enough hot water? Are you spending too much on heating? Contact us to help you keep your home or business warm this winter. We offer boiler and furnace replacements for steam, hot water & high efficiency boilers. We can also help you switch your boiler from oil to natural gas with clean, safe and efficient conversion systems.

Boiler Heating - Plumbing - Cooling - MaineShore Mechanical Inc.

Earn 5% OFF When You
Like/Share Us on Facebook

Be sure to “like” MaineShore Mechanical Inc of Facebook for 5% off all service and install work. We will do our best to keep you up to date on all heating system news & special discounts

MaineShore Mechanical Inc. prides itself on providing efficient service and quality installations at reasonable rates. We do our best to inform the consumer with accurate information for making smart energy choices. It is important to us that all equipment be energy efficient as well as eco-friendly. We strive for complete satisfaction and a continued relationship with our customers. Family owned for over 25+ years

For further natural gas information check out the local companies below.


efficiency maine

Summit Natural Gas
Maine Natural Gas

Want the Best of Both Worlds?

Looking for a product to tackle all those cold nights in the winter and to help you stay cool on those hot summer days? We offer services for heat pumps from all the major brands and as always will be more than happy to come give you a free quote .

MaineShore Clients

Victoria Mansion Portland Maine

Victoria Mansion Portland Maine

Saint Peter’s Episcopal Church, Portland Maine

Saint Peter’s Episcopal Church, Portland Maine

Carriage House Museum Shop, Portland Maine

Carriage House Museum Shop, Portland Maine

MaineShore Mechanical understands how important word of mouth can be, let us help spread the word by featuring your business