Lamarche Heating & Air: Allenstown NH's Trusted HVAC Experts

For over two decades, Lamarche Heating & Air has been the go-to heating and cooling company for homes and businesses across southern New Hampshire. Based in Allenstown NH, this family-owned contractor focuses on keeping local families comfortable through every season, from humid summers to freezing winters.

Business Overview

Lamarche Heating & Air LLC opened its doors in 2000 with a simple goal: provide top-quality HVAC service and installation to the Allenstown NH community and surrounding towns. The company handles both residential and commercial systems, offering emergency repairs when needed. Their team of technicians receives continuous training to stay current with the latest technologies and methods.

Key Services

Lamarche Heating & Air covers all major heating, cooling, and water heating needs. Their services include:

• HVAC Installation or Replacement: Putting in new furnaces, air conditioners, heat pumps, or complete systems.
• HVAC System Repair: Fixing issues with heating or cooling equipment quickly and reliably.
• HVAC System Maintenance: Tune-ups and check-ups to keep systems running efficiently and prevent breakdowns.
• Water Heater Installation: Installing new traditional or tankless water heaters.
• Water Heater Repair: Solving problems with hot water systems, from leaks to pilot lights.

Whether it's a historic home in Derry needing a furnace update or a busy Londonderry office requiring consistent cooling, they have the expertise.

Areas Served

Lamarche Heating & Air proudly serves over 20 towns in southern New Hampshire, including Derry, Merrimack, Londonderry, Windham, Hooksett, Hampstead, Litchfield, Pembroke, Atkinson, Kingston, Suncook, Auburn, Chester, Epsom, Candia, Allenstown NH, Northwood, Strafford, Gilmanton, Dunbarton, and Deerfield. Their deep knowledge of local housing styles—from older colonials to newer subdivisions—helps them recommend the right solutions for each property.

Company History

Founded in 2000, Lamarche Heating & Air was built on a commitment to honest service and skilled workmanship. The company has grown steadily by focusing on customer satisfaction and technical excellence. They invest in ongoing education for their team, ensuring they understand modern systems like high-efficiency heat pumps and smart thermostats that are popular in New Hampshire homes.

Leadership

Lead technician Sean brings over 30 years of hands-on experience to every job. Known for his ability to explain complex HVAC issues in simple terms, he helps homeowners in Allenstown NH and beyond understand their systems and make informed decisions. His long tenure in the industry means he has seen and solved virtually every type of heating or cooling problem.

Specialties & Highlights

• Full-service heating and air conditioning contractor since 2000.
• Specializes in complete system replacements, service calls, and repairs on all HVAC equipment.
• Technicians receive continuous training on the latest technologies.
• Offers both installation and maintenance plans to extend system life.
• Provides clear explanations and straightforward recommendations.

Why Locals Choose Lamarche Heating & Air

Residents and business owners in Allenstown NH and the surrounding region choose Lamarche Heating & Air for their reliability, quality work, and long-standing local presence. With a track record spanning more than 20 years, they have built trust through consistent performance. Their understanding of New Hampshire's climate challenges—like keeping homes warm during nor'easters and cool during sticky summer spells—makes them a practical choice for year-round comfort.

For HVAC installation, repair, maintenance, or water heater services, Lamarche Heating & Air delivers the expertise southern New Hampshire has relied on since 2000.