Heating & Furnace Contractors in West Point, PA

"Sergii was able to fit us in his schedule in the midst of a severe heat wave. He and his team worked expeditiously and were able at install a new air conditioning system as well as align the existing furnace with the new system the same day. The air conditioning system is working fabulously well and I have no complaints. Will definitely recommend him for the services he provides in the HVAC world."

"Great company. I had my AC fixed. Their staff, from April who handles admin, to Wayne who diagnosed our machine and found the leak for the cost of the initial visit whereas other companies wanting to charge us a $1000 to do that. To Thomas, who did a professional job, making sure I was informed of the process, answering any questions I had, and taking care of any concerns. He was professional and very personable. I can't say how much they cost compared to other contractors but right off the bat they saved me $1000 which puts them far ahead of the crowd in my book. Even if it was a bit of a premium, its a premium I am happy to pay for good craftsmanship and piece of mind."

About us: "In 1972, Donnelly’s Cooling, Heating & Plumbing began serving Pennsylvania residents with premier plumbing services and later expanded to add their superior HVAC services. As the area’s top choice for plumbing, heating, and cooling service, we’re proud to offer unmatched professionalism and quality results. With same-day and emergency services, our team is always available for your home service needs. Plus, with service for all brands and free estimates, you can trust you’re in excellent hands with our team."

"I should have written this review a year ago when the work was done. I needed a new heater. A neighbor recommended Marshall Services. I have found them to be a knowledgeable, family-owned team that truly stands out. They’re remarkably adaptable to change—adjusting plans smoothly when new needs arise—and their communication is excellent: clear, proactive, and easy to understand. From the first conversation, their honesty and transparency inspired my confidence, and every interaction since then reinforced that trust. Most importantly, you can count on them. They follow through on commitments, keep you updated without asking, and deliver quality work with genuine care. The combination of expertise, reliable service, and that family-owned touch made the entire experience seamless and stress-free. Marshall Services is my go-to HVAC company and has my highest recommendation."