O'neill & Son Heating Ventilation & Air Conditioning: Bergenfield NJ's Trusted HVAC Experts

For years, O'neill & Son Heating Ventilation & Air Conditioning in Bergenfield NJ has been the go-to name for keeping homes and businesses comfortable. They focus on the practical side of heating and cooling—making sure systems run well, last long, and don't cost a fortune to operate. Their team is ready for both scheduled check-ups and those sudden breakdowns that always seem to happen at the wrong time.

A Quick Look at the Business

This is a local, family-oriented operation. The crew handles everything from small residential repairs to larger commercial system installations. They know that a broken furnace in a Bergen County winter or a failed AC during a humid summer day isn't just an inconvenience—it's a real problem. That's why they make emergency service a priority.

What They Do for Homeowners and Businesses

The team at O'neill & Son works on all the major systems that control your indoor air. Their main services fit into a few key areas:

• Heating Solutions: Installing, fixing, and maintaining furnaces and boilers to handle our chilly winters.
• Air Conditioning Services: Putting in new central air units, servicing existing systems, and handling repairs to beat the summer heat.
• Ventilation & Air Quality: Improving airflow, installing air purifiers, and tackling humidity issues common in older local homes.
• System Check-ups: Regular maintenance plans to catch small issues before they turn into big, expensive repairs.

Communities They Serve

You can find O'neill & Son's vans throughout northern Bergen County. They regularly work in Hackensack, Englewood, New Milford, Tenafly, and Hillsdale. Their service area also includes Cresskill, Closter, Oradell, Emerson, Alpine, Paramus, Dumont, River Edge, Demarest, and Haworth. This deep local reach means they understand the common building styles here—from historic colonials to modern townhomes—and how to service them efficiently.

How the Company Started and Grew

The business was founded on a simple idea: do the job right, treat people fairly, and build trust in the community. It began as a small operation focused on residential heating repairs and has steadily grown over the years. That growth came from repeat customers and word-of-mouth referrals, not flashy advertising. They've added more technicians and expanded their service trucks to cover more towns, but the core focus on solid, dependable work has stayed the same.

About the Leadership

The owner and founder built his career in the HVAC trade right here in New Jersey. He's not just a name on a truck; he's often on-site, involved in the complex jobs, and knows the local building codes inside and out. You might see him at community events or supporting local sports teams. For him, this isn't just a business—it's about serving the neighbors he's lived alongside for decades.

What Makes Them Different

A few things really set O'neill & Son apart from bigger, impersonal companies. First, they give straightforward advice and honest quotes—no pressure to buy services you don't need. Second, their technicians are experienced problem-solvers, not just part-swappers. Finally, they stock common parts on their trucks, so many repairs are finished in a single visit.

Why Bergen County Chooses O'neill & Son

People in Bergenfield NJ and the surrounding towns keep calling O'neill & Son Heating Ventilation & Air Conditioning for a few simple reasons. They're reliable. They show up when they say they will and get the job done correctly. Their work is high-quality, using good parts and proven methods. And they've been around long enough to become a familiar, trusted part of the community. When you need help with your heating or air conditioning, it's comforting to call a team that knows your home and your neighborhood.