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Top-Rated Air conditioning pros in Liberty - Updated Nov 2026

Avatar for MAC Heat Pumps
MAC Heat Pumps
4.6(
33
)
Ductless Mini-split A/C - Install or Replace

Serving Liberty, ME and surrounding areas

Approved

In business since 2011

Free estimates

Warranties offered

We are a locally-owned and operated, full-service ductless mini-split heat pump company. Our goal is to provide Mainers with affordable heating and cooling solutions. \n\nContact us and we'll do a complimentary, no-obligation evaluation of your space. If a heat pump is right for you, we will be there through every step: system design, installation, rebates, and service - with a long-term commitment to you as our customer. \n\nUnlike some companies that are only interested in the sale and nothing more, at MAC Heat Pumps we're here for the life of your heat pump.

Maintenance
Maintenance
Maintenance
Maintenance
Maintenance

+36

Response time1 day
Response rate93%
3 neighbors recently requested a quote
Avatar for Able Trades
Able Trades
5.0(
8
)
Ductless Mini-split A/C - Install or Replace

Serving Liberty, ME and surrounding areas

Approved

In business since 2005

Free estimates

Warranties offered

At Able Trades, we take pride in delivering high-quality workmanship and treating every customer with the respect they deserve. Based in Maine, we specialize in the installation of high-efficiency heat pump systems that keep your home comfortable year-round.\n\nWhether you're looking to heat and cool a single bedroom, a family room, an apartment, or your entire home, we offer tailored solutions to meet your needs. Our experienced team will guide you through the entire process—from a free on-site consultation to exploring the best installation options for your space and budget.\n\nAs a certified Efficiency Maine Residential Registered Vendor, we can help you take advantage of valuable rebate programs offered through Efficiency Maine with rebates up to $3,000 per unit!\n\nWhile we don’t provide the rebates directly, we’re happy to handle the paperwork and submission process on your behalf to make it as easy as possible.\n\nLet us help you make your home more comfortable and energy-efficient.

New Gloucester Home
New Gloucester Home
New Gloucester Home
New Gloucester Home
New Gloucester Home

+1

Response time1 day
Response rate100%
2 neighbors recently requested a quote
Avatar for Baker Electric and Sons
Baker Electric and Sons
4.1(
17
)
Central Humidifier - Install or Replace

Serving Liberty, ME and surrounding areas

Approved

In business since 2015

Emergency services offered

Credit card accepted

We take great pride in our experience, expertise, quality, and customer service that we provide to meet the consumer's needs. \nIt is our mission to provide excellent workmanship and complete customer satisfaction, from the start to the completion of a project. \nIn order to understand the needs and expectations of our customers, we take great care to work and communicate with every customer \nin a professional manner. Our reputation is based on service, safety, and quality, regardless of how large or small the job. \n$100.00 Service Fee.

Response time2 days
Response rate91%
76 neighbors recently requested a quote
Avatar for The Golden Rule Handyman, LLC
The Golden Rule Handyman, LLC
4.4(
32
)
Window A/C Unit - InstallWindow A/C Unit - Install - For BusinessWindow A/C Unit - Service or Relocate+1 more

Serving Liberty, ME and surrounding areas

Approved

In business since 2013

Free estimates

Emergency services offered

Our goal is to ensure customer satisfaction through quality workmanship, timely repairs and neat work sites. We strive to provide the utmost professionalism with all of our jobs being completed by company craftsman. Contact us today for your free estimate! 207-737-9217

Response time2 days
Recommended by96%of homeowners
Avatar for CM Heating & Air Conditioning
CM Heating & Air Conditioning
New to Angi
Central A/C - Install

Serving Liberty, ME and surrounding areas

Approved

In business since 2010

Free estimates

Credit card accepted

Residential and commercial installations of furnaces, boilers, heat pumps, and central air conditioning. I would be happy to help you make your home more comfortable and efficient. The best way to contact me is via telephone 207-820-0404. Thanks

Response time1 day
Evergreen Plumbing Solutions
5.0(
3
)
Central A/C - Service or RepairCentral A/C - Service or Repair - For Business

Serving Liberty, ME and surrounding areas

Approved

In business since 2021

Free estimates

Credit card accepted

Evergreen Plumbing Solutions is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

Response time2 days
4 neighbors recently requested a quote
Recommended by66%of homeowners
Avatar for JACC services
JACC services
New to Angi
Central A/C - InstallCentral A/C - Service or RepairCentral Air Cleaner - Install or Replace+6 more

Serving Liberty, ME and surrounding areas

Approved

I am a seasoned plumbing and heating professional with 15 years of industry experience, specializing in the service and installation of residential plumbing and heating systems. My expertise includes heat pump installation and maintenance, as well as comprehensive home water treatment solutions. I am dedicated to delivering high-quality workmanship, reliable system performance, and exceptional customer service on every project. Call (207)458-4014

Kanaris Group LLC
New to Angi
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+10 more

Serving Liberty, ME and surrounding areas

Approved

Free estimates

Emergency services offered

Small jobs welcome

Multi-craft technician with 10+ years across welding and fabrication, HVAC-R service, and property maintenance. U.S. Navy veteran with shipyard, structural steel, and manufacturing experience. Holds Universal EPA certification, OSHA 30, and advanced welding credentials; currently pursuing a B.S. in Business Administration. Known for reliability, safety discipline, and learning new systems fast

Leeman Property Pro
New to Angi
Central A/C - InstallDuctless Mini-split A/C - Install or ReplaceWindow A/C Unit - Install+1 more

Serving Liberty, ME and surrounding areas

Approved

Small jobs welcome

I graduated from Maine Maritime Academy and currently do have a day job but am looking for some side jobs for extra money. I built an addition on my house and found that I have quite a bit of talent in all areas of a house. I’ve installed my own heat pumps in my home, I’ve poured slabs, did all of the plumbing, electrical, insulation, drywall, flooring, trimming, doors etc. I learned a great deal and would like to put that knowledge to use.

3 neighbors recently requested a quote
Avatar for Wide Horizons HVAC/R
Wide Horizons HVAC/R
4.2(
65
)
Central A/C - InstallCentral A/C - Install - For BusinessCentral A/C - Service or Repair+2 more

Serving Liberty, ME and surrounding areas

In business since 2020

Emergency services offered

Warranties offered

Get $20 if you complete a work order through Wide Horizons HVAC/R by calling us directly at (207) 530-2706. Master Mechanical certified. Licensed and insured in the state of Maine. I can get the job done well and fast.

Response time1 day
Response rate90%
Recommended by89%of homeowners
Showing 1-10 of 49

FAQs for air conditioning projects in Liberty, ME

Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.

Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.

Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.

Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.

Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.

The Liberty, ME homeowners’ guide to air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.