Achieve Perfect Comfort with Our Services

Experience our trusted heating and cooling services in Southern New Hampshire

We proudly support local businesses

Schedule reliable HVAC installation services in Southern New Hampshire today

When it comes to keeping your home in Allenstown, Hooksett, Concord, Manchester, and surrounding areas comfortable, you deserve the best. Lamarche Heating & Air offers top-notch HVAC installation and repair services to ensure your home is cozy year-round. Whether you're dealing with a chilly winter night or a sweltering summer day, our team is ready to help. Did you know we offer 24-hour emergency service? That's right, anytime you need us, we're just a call away. Our technicians are fully licensed and insured, providing peace of mind with every visit. Plus, you can schedule your service online for added convenience.


We've been serving the community since 2001, and with over 30 years in the heating and cooling industry, we know what it takes to deliver exceptional service. Our service area includes Allenstown, Hooksett, Concord, Manchester, and surrounding areas. We offer a military discount and a same-day service discount, ensuring you get the best value.


Take action now and call us to schedule your appointment or explore our current Summer Sale for heating and air specials.

Optimize Your Home's Climate

A hand holding a remote control with a plus and minus sign, controlling a house with a radiator and wireless signal.

Heating

An air conditioner blowing cool air.

Air Conditioning

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Water Heaters

Black and white illustration of an air conditioner unit with a fan. Wavy lines depict exhaust.

Ductless Heat Pumps

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Gas Heating

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Heat Pumps

Your Comfort, Our Commitment
Count on us for dependable service

Our Most Popular Services

At Lamarche Heating & Air, we pride ourselves on offering a wide range of services to meet your heating and cooling needs. Our team is skilled in handling various systems and brands, ensuring you receive the best care possible. Here’s what we offer:



Contact us today to discover how our HVAC services can improve your home comfort.

Lamarche Heating & Air stands out in the Allenstown, Hooksett, Concord, Manchester, and surrounding areas for our personalized approach. When you choose us, you work directly with the owner, ensuring a seamless experience from start to finish. Our commitment to customer satisfaction is unmatched, and we offer same-day service that others simply don't. With all manufacturer warranties available and a one-year warranty on labor, you can rest easy knowing your HVAC installation is in good hands.


Our community values and dedication to excellence are what make us a preferred choice. Embrace the comfort and reliability that comes with choosing Lamarche Heating & Air. We’re here to make sure your home is always at its best.


Discover the difference today and let us handle all your HVAC needs with care and expertise.

What Sets Us Apart?

Service Area

Merrimack County

Hillsborough County