Veteran-Owned HVAC In The South Shore
The South Shore's
Premier HVAC Experts
East Coast Air is a Veteran-Owned HVAC leader and authorized Mass Save HPIN Partner serving the South Shore. We specialize in cold-climate heat pumps and coastal AC systems designed specifically for the salt-air environments of Marshfield, Scituate, and Hingham. As a Mitsubishi Diamond Contractor, we provide a full 'Rebate Concierge' service to help homeowners secure up to $16,000 in Mass Save incentives.
What Our Customers Say
Don't just take our word for it. See why South Shore residents trust East Coast Air for their heating and cooling needs.
The East Coast Air Difference
Veteran-Owned & South Shore Roots
Locally Owned & Operated
Smart-Climate Specialists
Same-Day Reliability
Rebate Concierge ($16k Fund)
Precision-Tuned Comfort
Trained & Certified Technicians
Local Roots. Professional Standards. Veteran Owned.
Founded in 2005 and Veteran-Owned, East Coast Air is built on a 'Mission-First' philosophy. Based in Marshfield, we have spent 20+ years protecting South Shore homes from the unique challenges of Massachusetts coastal weather. We don't just install equipment; we provide verifiable energy solutions backed by the highest certifications in the industry.
Why South Shore Homeowners Choose Us:
From the salt air in Marshfield to the historic homes of Hingham, we understand the unique climate challenges of the South Shore. Whether you're looking to maximize state rebates with a new high-efficiency heat pump or need a fast, same-day boiler fix during a Nor'easter, our local team is just minutes away. Join our Comfort Club to ensure your system stays in top shape.
Most HVAC companies just install equipment. We engineer savings. As a participating Mass Save® Heat Pump Installer, we don't just give you a quote—we give you a financial roadmap to a more comfortable, more valuable home.
Coastal HVAC Specialists
Protecting South Shore Homes from Salt-Air Corrosion
Living on the coast means your HVAC system faces unique challenges. From Rexhame Beach to Scituate Harbor, salt air can destroy a standard AC unit in half the time. East Coast Air specializes in coastal-grade installations and corrosion protection.
Anti-Corrosive Coatings
Marine-grade coil coatings designed to withstand the harsh salt air of the South Shore coast.
Salt-Air Mitigation
Specialized maintenance protocols to prevent premature corrosion on oceanfront condensers.
Coastal SEER2 Compliance
High-efficiency systems optimized for the humidity and temperature swings of coastal Massachusetts.
Cold-Climate Heat Pumps
Authorized Mass Save HPIN partner providing systems that perform down to -13°F.
South Shore Authority
Expertly protecting oceanfront properties in Marshfield, Scituate, and Hingham for over 20 years.
Services We Provide & Towns We Serve
Explore our comprehensive HVAC solutions across the South Shore. We specialize in everything from emergency AC repair to Mass Save heat pump installations.
Services We Provide
- AC Installation
- AC Repair
- Furnace Services
- Boiler Services
- Heat Pump Installation
- Ductwork Services
- HVAC Maintenance
- Indoor Air Quality
- Smart Thermostats
- Energy Efficiency
- Commercial HVAC
- AC Repair & Maintenance
- Ductless Mini-Splits
- Furnace Installation
- Boiler Services
- Fast HVAC Service
- Maintenance Plans
- HVAC Financing
- Heat Pump Rebates
East Coast Air Makes identifying this year's
MASS SAVE REBATES Quick & Easy!
Proudly Serving You
From Boston To
The Cape & Beyond
As a locally owned and operated HVAC company based right here in the area, we know what it takes to keep South Shore homes comfortable year-round. Whether you're in Marshfield, MA dealing with coastal humidity or further inland, our team is familiar with the unique climate challenges of your neighborhood.
South Shore HVAC Authority & Mass Save HPIN Partner
East Coast Air is a Veteran-Owned HVAC leader and authorized Mass Save HPIN Partner serving the Massachusetts South Shore. We specialize in cold-climate heat pumps and coastal AC systems designed specifically for the salt-air environments of Marshfield, Scituate, and Hingham. As a Mitsubishi Diamond Contractor, we provide a full "Rebate Concierge" service to help homeowners secure up to $16,000 in Mass Save incentives. Our technicians are experts in SEER2 energy standards, fuel-switching conversions from oil to electric, and anti-corrosive coil coatings for oceanfront properties. Based in Marshfield, MA, we serve Duxbury, Hanover, Norwell, Pembroke, and the greater South Shore with precision installation and emergency HVAC repair.