The Trusted HVAC Contractor Serving Portland, ME
Infinity Heating and Cooling LLC is proud to provide an unmatched level of customer service to homeowners and businesses across the Portland, ME region. Our team is committed to reliability, clear communication, and honest solutions, ensuring every customer feels confident from the first call to the final walkthrough. With prompt response times and skilled technicians who respect your time and property, we focus on delivering a smooth, stress-free experience built on trust and long-term satisfaction.
Along with exceptional service, Infinity Heating and Cooling LLC offers a versatile range of HVAC solutions designed to keep your space comfortable. Our services include heating and cooling repairs, new system installations, replacements, preventative maintenance, and energy-efficient upgrades for residential and commercial properties. By combining technical expertise with a customer-first approach, we deliver dependable comfort solutions tailored to the unique needs of the Portland area climate!

Browse the Latest Infinity Heating and Cooling LLC Reviews
We encourage local property owners to take a moment to browse the latest Infinity Heating and Cooling LLC reviews to see why so many customers throughout the area trust our team. Our reviews highlight our professionalism, responsiveness, and dedication to quality workmanship, giving you an inside look at the consistent service standards we bring to every job.
Once you’re ready for dependable, high-quality HVAC services, contact Infinity Heating and Cooling LLC to speak with our experienced team. Whether you need repairs, routine maintenance, or a full system upgrade, we’re here to provide prompt, knowledgeable support tailored to your property’s needs. Reach out today to schedule service and experience HVAC solutions designed for lasting comfort and peace of mind.
“Let’s start at the beginning: on time for the estimate and each day of work. Those two things set them apart immediately. Clean and fast work, friendly and responsive to questions. Considerate regarding the installation on an older home. Would recommend without reservation.”
- Richard Henry
“They installed our first heat pump, and I was very impressed with how knowledgeable they were. They did a great job communicating and explaining what we needed and what they were going to be doing. They were able to install the unit quickly and made it look very clean. I would definitely work with them again and recommend them.”
- Ezra Boyton
“Nick and AJ were super efficient, communicative, kind and reliable!! They took care of everything within a week, cleaned up after themselves, told us exactly what to expect and delivered! We would highly recommend them!!”
- Amanda Brownell
How Did We Do?
If you’d like to submit a testimonial of your own, please do so! We use customer feedback to make the way we do business even better!

