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40 Years
experience
Emergency
services
Trusted HVAC Experts Serving Dover, NH
Since 1986, East Coast HVAC has provided expert HVAC solutions to homeowners across New Hampshire's seacoast and southern Maine. Founded by Marc Robitaille and now led by his son Peter, our family-owned business combines over 35 years of experience with continuous technical training to deliver comprehensive heating, cooling, and electrical services. Our technicians undergo rigorous factory-certified training programs, including specialized expertise in Mitsubishi Electric systems through our Diamond Elite Contractor status. We maintain long-term partnerships with industry-leading manufacturers while offering competitive pricing and robust warranties that reflect our commitment to customer satisfaction.

Our service agreements provide year-round maintenance and 24/7 emergency support, ensuring optimal performance of heating systems, air conditioning units, and electrical infrastructure. As an A+ rated BBB-accredited business, we combine technical excellence with personalized service through our experienced team, including EPA-certified specialists and a Master Electrician-led electrical division. Our commercial installation department extends these capabilities to larger-scale projects while maintaining the same standards of technical precision and customer care.
Services
Furnace Repair Boiler Installation Heat Pump Repair Ductless Systems Electrical Services AC Maintenance Emergency HVAC
Details
  • Year established: 1986
Highlights and features
  • Family-owned with 35+ years of local HVAC experience
  • Factory-trained technicians with Mitsubishi Diamond Elite certification
  • 24/7 emergency service for urgent heating/cooling needs
  • Comprehensive warranties covering all installations
  • Integrated electrical services from Master Electrician-led team
Associations and certifications
  • Mitsubishi Electric Diamond Elite Contractor
  • Better Business Bureau A+ Rating
What people say
Professional and knowledgeable Great scheduling Highly recommend Exceptional service Prompt repairs
Services
Furnace Repair
Our EPA-certified technicians provide comprehensive furnace repair services for both residential and commercial properties. Using factory-approved parts and diagnostic equipment, we restore heating functionality while identifying potential efficiency improvements. Clients receive detailed explanations of repair requirements and maintenance recommendations to extend system lifespan.
Boiler Installation
We specialize in installing high-efficiency boilers from manufacturers like Bosch and PurePro. Our process includes system design consultation, proper sizing calculations, and integration with existing infrastructure. All installations come with manufacturer warranties and include operational training for homeowners.
Ductless Systems
As Mitsubishi Electric Diamond Elite Contractors, we install advanced ductless heating and cooling solutions. These systems provide zoned temperature control with minimal structural modification. Our team ensures optimal placement and programming for maximum energy efficiency and comfort.
Electrical Services
EC Electric division offers complete residential electrical services including panel upgrades, EV charging stations, and safety inspections. Our Master Electrician leads code-compliant installations and diagnostics. Emergency electrical repairs follow strict safety protocols while addressing immediate functionality needs.
Preventative Maintenance
Our Energy Savings Agreements provide scheduled maintenance for HVAC systems and electrical infrastructure. Regular inspections identify potential issues before failures occur. Coverage includes priority scheduling for emergency service and discounts on routine maintenance visits.
People
Peter Robitaille
President & CEO
With industry experience since 2005, Peter oversees daily operations while focusing on strategic growth. He maintains hands-on involvement in complex system designs and quality assurance. The third-generation HVAC leader continues family business traditions while implementing modern efficiency standards.
Eric Sielicki
Service Manager
Overseeing field operations with expert technical knowledge, Eric brings decade-long experience to service department leadership. He ensures technician training meets factory certification requirements while maintaining customer satisfaction standards. His field experience informs practical service protocols and scheduling optimizations.
Kim Reedy
Controller & Business Manager
Managing financial operations and HR functions, Kim holds accounting and HR certifications. She implements administrative systems that improve business efficiency while maintaining compliance with employment regulations. Her strategic financial management supports competitive pricing and service quality investments.
Walter House
Service Technician
Certified in both installation and service, Walter provides expert boiler maintenance and repair solutions. His dual expertise in installation and troubleshooting enables comprehensive diagnostics. Customers appreciate his clear communication about system performance and maintenance requirements.
Matt Loomer
Master Electrician
Leading electrical service operations, Matt combines HVAC integration expertise with electrical code compliance knowledge. He oversees complex system upgrades and safety inspections. His technical leadership ensures seamless coordination between electrical and HVAC components in new installations.
Questions
Do you offer 24/7 emergency HVAC service?
Yes, our emergency service line is available 24 hours daily for urgent heating and cooling needs. Current customers receive priority scheduling.
What brands do you service?
We specialize in Mitsubishi Electric systems and maintain Diamond Elite certification. Our technicians also service Rheem, Bosch, Bradford White, and other major manufacturers.
Are financing options available?
Yes, we offer financing programs that can extend HVAC system purchases to as low as $65/month with qualifying credit.
How to schedule service?
Customers can book appointments online through our website or contact our dispatch team directly at 603-430-9414 during business hours.
What areas do you serve?
We serve New Hampshire's seacoast region including Dover, Portsmouth, and Exeter, plus southern Maine communities like Kittery and Sanford within a 30-mile radius.
Do you provide electrical services?
Yes, our EC Electric division offers complete residential electrical solutions including panel upgrades, EV charging stations, and safety inspections performed by certified electricians.
Reviews (4)
Acacia Welsford
May 18, 2022 Report
I had a really great experience with East Coast HVAC. First, the quote appointment with Josh Davis was so professional and thorough. It actually scared me because it was so professional (compared to other companies who had given us quotes) that I figured this HAD to be the priciest service. Turns out it was 2,000 less than our other quote! Great value! And then Matt Loomer was there during install day as the electrician and went above and beyond to fix our outdoors outlet that was broken. The outlet was actually a safety hazard and we had no idea. Wow. Talk about great service and would 100% use them again. Recommend highly to everyone!
Mary Fisher
Apr 29, 2022 Report
Matt and his apprentice came ready to work. They were knowledgeable and efficient. Had to do some problem solving on my older home, but undeterred they made sure I was up to code. I used the companies electrical service, they changed my outdated outside lighting to 3 very nice new lights. Thank you
Bryan Puchlopek
Apr 25, 2022 Report
Matt came over on time and prepared to get to work immediately. There were some random odds and ends electric work that I needed to get taken care of moving a box up behind the tv, swapping out some four way switches, and changing an old 240v thermostat to a digital 240v thermostat. Matt was a great communicator and very professional. Highly recommend for any electric needs.
Erika Houser
Apr 20, 2022 Report
Our repair guy was very down to earth and spoke in normal terms that were easy to understand. He helped us promptly and explained the reason for everything. He was honest and we didn't feel like we were getting ripped off. Great service will use agian Services: Thermostat repair, Heating system maintenance