Donnelly Heating: Your Bethel CT HVAC Experts

Donnelly Heating is a trusted HVAC company serving Bethel, CT, and the surrounding towns. They help keep homes and businesses comfortable all year long. The team is ready for any heating or cooling need, big or small.

Business Overview

Donnelly Heating provides full HVAC services for residential and commercial clients. They are known for being available 24 hours a day, seven days a week. This means if your furnace quits on a cold Bethel night or your AC stops on a humid summer afternoon, they can help. Their skilled technicians are trained to handle all kinds of systems found in our local area.

Key Services

The team at Donnelly Heating offers a complete range of services to care for your system.

• HVAC Installation or Replacement: They can help you choose and install a new, energy-efficient system that fits your Fairfield County home.
• HVAC System Repair: Fast and accurate repairs get your heat or air conditioning running again quickly.
• HVAC System Maintenance: Regular check-ups can prevent problems and make your equipment last longer, saving you money.

Areas Served

Donnelly Heating proudly serves Bethel CT and many nearby communities. Their service area includes Danbury, Trumbull, New Fairfield, Weston, Redding, Easton, and Bridgewater. They know the styles of homes and the specific climate challenges in these Connecticut towns. This local knowledge helps them provide the right solution for your building.

Company History

Donnelly Heating started with a simple goal: to offer reliable and honest HVAC service to the local community. Over the years, they have grown by focusing on quality work and treating customers right. Their growth is built on repeat business and referrals from satisfied neighbors.

Leadership

The company is led by experienced professionals who live and work in the region. The leadership team is hands-on, involved in the community, and committed to the trade. They believe in using their deep industry knowledge to train their technicians and serve customers better.

Specialties & Highlights

A few key points make Donnelly Heating stand out in Bethel CT.

• 24/7 emergency service for urgent heating and cooling problems.
• Expertise with both modern high-efficiency systems and older units common in area homes.
• Clear, upfront communication and pricing for every job.
• A focus on solutions that improve comfort and manage energy costs for Connecticut homeowners.
• A dedicated team that takes pride in their work and cleans up thoroughly after every service call.

Why Locals Choose Donnelly Heating

For residents and business owners in Bethel CT and across Fairfield County, Donnelly Heating is a go-to choice. They combine a long-standing local presence with a practical, problem-solving approach. People choose them for their reliability, the quality of their installations and repairs, and their straightforward, professional manner. When you need HVAC help, Donnelly Heating in Bethel CT provides a service you can count on.