Company
About Us
Your local heating, air conditioning & commercial refrigeration company serving Connecticut since 2006.

Jim Hart, Owner
Integrity-Based Service Since 2006
Our integrity-based service starts by talking with Jim Hart, owner of NorthStar Service LLC. Jim's courteous team provides area homeowners and businesses with affordable HVAC furnace and air conditioning solutions.
To ensure quality, efficiency and your peace of mind, your project is personally inspected by our owner. NorthStar HVAC technicians are NOT salesmen, so you never get the hard sell.
We are licensed and insured for your protection. We guarantee our customer's satisfaction and honor manufacturers' warranties. Upon request we are more than happy to provide references from satisfied customers throughout Connecticut.
License #S1-393445
Our Work in Action








Our Promise To You
We are an owner operated company that believes in providing quality and reliable service at reasonable rates. When you call NorthStar, you work directly with us - not a call center or salespeople.
We are licensed and insured for your protection. We guarantee our customer's satisfaction and honor manufacturers' warranties. Upon request we are more than happy to provide references from our many satisfied customers throughout Connecticut.
What Our Customers Say
"Jim quickly talked to me on the phone and came out to see me at a time that was convenient for me, on the same day I called! I would highly recommend his company to anyone needing service. He fixed my central air quickly for a reasonable rate. He and his employee were extremely personable and knowledgeable."
Our Values
Integrity First
We tell you what you need to know, not what we want to sell you.
Quality Work
Done right the first time, every time. We stand behind our work.
Reliable Service
We show up on time and finish when we say we will.
Why Choose NorthStar?
- Owner-Operated: You deal directly with the owner, not a revolving door of employees.
- No Salesmen: Honest recommendations based on what you actually need.
- Local Knowledge: We know Connecticut homes and their unique heating/cooling challenges.
- Fair Pricing: Competitive rates without the corporate overhead.
- Reliable Service: When you need us, we're there.
Get In Touch
Ready to experience the NorthStar difference? Contact us today for a fair estimate or to schedule service.
Contact Us