All reviews for O'Neill Contracting HVAC

I've been working with this company for over a decade, serving an historic 125-year-old residence with their heating and AC services. Their representatives consistently display excellent technical knowledge and courteous demeanor. The team has skillfully kept my old home's systems in good working order, ensuring the comfort of its occupants.

The technician's work was satisfactory, getting the furnace up and running across all areas of the house.

I've had a consistently positive experience with ONeill, who played a key role in the initial construction of my home and continue to maintain my HVAC systems. Their technicians are extremely competent and always take the time to explain their work. Shannon is consistently helpful in arranging service appointments. When I recently encountered an issue with my boiler, Vince went above and beyond to resolve the problem and get my heating and hot water up and running again. My previous interactions with Marlon, who assisted me with my AC unit, were also impressive. Overall, it's clear that ONeill is dedicated to providing excellent service and genuinely cares about its customers. This level of expertise and customer focus has been a lifesaver in dealing with the often stressful world of home maintenance.

Vince provided excellent service once again, thoroughly addressing all my concerns and explaining his process clearly.

O'Neill is top-notch, hands down. My parents have used them for years and I've also had great experiences in my own home - their retro-fit installation of old AC units was impressive. For our new place, they quickly came to service the AC units and we're grateful for Vince's expertise. He's knowledgeable and patient, making him a pleasure to deal with. If you need reliable HVAC help, O'Neill is the way to go.

I've just finalized my agreement with O'Niells A/C maintenance, and I couldn't be more satisfied. Technician Terrence visited me today to service both air conditioning units. He was extremely knowledgeable, courteous, and left everything spotless. As it's the third company I've partnered with, O'Neill's has exceeded expectations. Their level of professionalism is unmatched. I'm excited about establishing a long-term relationship with this company. Thanks for an excellent start.

O'Neill's professionalism shone from the start, with their estimator arriving promptly for the initial visit through to the final installation. Each morning, a well-organized team arrived on time and left the property spotless at the end of each day. Meanwhile, I was able to continue my work at home while this crew of six worked simultaneously within my space - their dedication is noteworthy.

If you're looking for a reliable partner to handle all your heating and cooling needs, O'Neill is the way to go. Their staff, particularly Vince, delivers top-notch service with a level of expertise that's hard to find. He's meticulous and takes the time to explain things clearly, showing a patient and professional demeanor in his work. Overall, I'm extremely satisfied with their work and would definitely recommend them.

The technician was extremely polite and respectful. They efficiently identified the issue and resolved it swiftly, restoring my heating system to working order.

Service setup is straightforward. Helpful staff answer questions clearly. Techs consistently do great work. Worth using.

I've been a loyal customer for years and my experience has consistently been positive. The technician arrived promptly, took the time to thoroughly explain everything, and displayed exceptional professionalism. His friendly demeanor and in-depth knowledge made the interaction seamless.

We've relied on O'Neill for heating and AC maintenance for nearly three decades. Their techs are consistently friendly, efficient, and deliver top-notch results. Every single one has done an outstanding job - but one stands out: Vince, who's been our go-to guy for years, is truly exceptional.

Vince was very professional and did a great job with our maintenance, thoroughly prepping us for the upcoming hot weather.

I've worked with O'Neill Contracting on various projects, from scratch residential builds to commercial ventures. At its core, OC is a top-notch residential contractor that's consistently impressed me. I've referred countless friends, family, and even those I didn't particularly care for – they're always reliable. What sets them apart is their no-nonsense approach: no hard sell, they'll take the time to educate clients, deliver on promises, and charge competitive prices. Over 20 years, I've trusted OC implicitly and never looked back.

Year in and year out, O'Neill delivers honest and knowledgeable service in the area. It's refreshing to find someone who prioritizes understanding over pushing for a sale. When our old wall unit was on its last legs, Vince went above and beyond by explaining how to breathe new life into it. He even helped us optimize its performance despite a small defect, saving us from replacing it unnecessarily. Kudos to Vince and O'Neill for their exceptional service.

"Excellent job by the technician - very professional and efficient. The work done on my heater is top-notch and I'm thoroughly satisfied."

We're super satisfied with O'Neill Contracting's service. After trying multiple contractors, we've ditched them for this company - they offer unbeatable value, top-notch work, and excellent customer support.

I'd highly suggest this company. Their technicians are super competent and friendly - O'Neill's team knows their stuff and is easy to chat with. My heat and hot water stopped working, but Vince fixed it on the same day. Shannon always gets back to you quickly and helps book appointments smoothly.

Marlon delivered excellent service - prompt, courteous, and highly competent. He's a valuable addition to O'Neill Contracting's team.

Our recent encounter with this service provider was exceptional. They demonstrated excellent customer focus, a strong work ethic, and warm demeanor, making them an ideal choice for referrals.

I recently had a positive experience with O'Neill Contracting for an AC upgrade a few years ago. More recently, I had Bartlett perform a maintenance check on my system. The technician evaluated the unit, its components, and thermostat, all while being friendly, courteous, and efficient. Their service impressed me, earning it a high recommendation.