Expert Kingston AC Service
When summer hits Kingston, MA, you need reliable cooling to stay comfortable. Whether you’re dealing with an aging air conditioner, exploring ductless options, or looking to install a brand-new system, Cotti Johnson HVAC, Inc. is here to help. As a trusted AC contractor serving Plymouth County and the South Shore, we provide expert solutions tailored to your home’s cooling needs.
Our service areas include, but aren’t limited to:
- Plymouth
- Duxbury
- Pembroke
- Plympton
- Halifax
- Carver
- Middleborough
- Marshfield
- Hanover
- Norwell
Read our latest reviews, then call us for an appointment.
Kingston, Massachusetts AC Repair & Maintenance Services
If your air conditioner is blowing warm air, cycling too often, or making strange noises, it’s time to call a professional AC service contractor. Cotti Johnson HVAC, Inc. in Kingston, MA, specializes in fast, affordable air conditioner service and repair for all major brands. We diagnose the issue, provide honest recommendations, and get your system running smoothly again.
Routine maintenance can also prevent costly breakdowns. Our technicians offer seasonal tune-ups to extend the life of your system, improve efficiency, and keep your home cool even on the hottest summer days. Don’t wait for a breakdown—schedule your air conditioner service before peak season hits.
Plymouth County Ductless Mini Split Services
Looking for an energy-efficient cooling solution that doesn’t require ductwork? We install and service ductless mini split systems throughout Plymouth County, including Kingston and the surrounding areas. Ductless units are perfect for older homes, additions, or any space where traditional ducted systems aren’t practical.
Our skilled technicians can help you decide if a ductless system is right for your home. We handle everything—from proper sizing and professional installation to routine maintenance and prompt repairs. As your local AC service company, we make staying cool simple and hassle-free.
Are you tired of the same old same old? Check out our careers page to see what’s available in your area.
South Shore AC Installation & Replacement Services
Is your current cooling system outdated or inefficient? We provide professional AC installation and replacement services across the South Shore. Our experienced technicians will assess your home, recommend the best energy-efficient system for your needs, and ensure a clean, precise installation.
Whether you’re building a new home in Kingston or upgrading an old system in Plymouth County, our team is the air conditioner service company you can trust. We offer high-quality systems from leading manufacturers and back every install with outstanding workmanship and service.
Here are some of our current limited time offers, call for additional details. All specials are subject to availability, some terms apply, some terms based on credit approval. Offers cannot be combined.
Cotti Johnson HVAC, Inc. is proud to be the most trusted AC contractor in Kingston, MA, and Plymouth County. Call us today at 508-301-1831.











