McMullen Air Conditioning & Refrigeration

McMullen Air Conditioning & Refrigeration McMullen is number one in Tampa, St Petersburg, and Lakeland, FL for Commercial HVAC systems Installation and Industrial HVAC Maintenance! Call us first in St.

Our air conditioning service technicians are available 7 days a week, 24 hours a day and are computer dispatched for your convenience. Along with great service, our commercial heating and air conditioning installations and industrial air conditioning repairs are unconditionally guaranteed. Pete, Clearwater, Tampa, and Lakeland, Florida. We look forward to assisting you with your air conditioner ma

intenance service, commercial heating installation needs, HVAC and much more. McMullen understands the impact of our business on the environment and its costs. As a local green and conscientious company, we are always looking for ways to help our customers reduce costs and manage their energy consumption and emissions. It is our goal to minimize the carbon footprint for McMullen and the organizations we serve. Because we are well-trained in Trane Air Conditioners and Furnaces, Carrier, Lennox, York and Liebert Air Conditioning Systems and McQuay Air Handlers and Chillers, we offer several Maintenance Contract Plans that will extend the life of your HVAC equipment and reduce operating costs. In addition to service type repairs and maintenance contracts, we also employ a full installation crew. They can do as little as add an HVAC ducting run to your office or perform a complete commercial heating installation. Whether it’s a full-building air conditioning installation or a retrofit, we have the personnel to meet your needs. McMullen Air Conditioning & Refrigeration is fully-licensed and insured for all aspects of light and heavy commercial services.

Is one room in your building always too hot or too cold? Mitsubishi Electric split-zoning systems are designed to fix ex...
08/25/2026

Is one room in your building always too hot or too cold? Mitsubishi Electric split-zoning systems are designed to fix exactly that — with no ductwork required. They're an excellent choice for offices, restaurants, hotels, classrooms, hospitals, computer rooms, churches, and older buildings constructed before air conditioning existed. Whisper-quiet operation, super-high efficiency, zoned comfort control, and seven-year parts and compressor warranties.

As a Mitsubishi Diamond Dealer, McMullen sizes and installs every system right the first time.
Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

As a local, green, and conscientious company, McMullen is always looking for ways to help our customers reduce costs and...
08/22/2026

As a local, green, and conscientious company, McMullen is always looking for ways to help our customers reduce costs and manage their energy consumption and emissions. Our goal is to minimize the carbon footprint for McMullen and every commercial and industrial organization we serve.

Let's make your building more efficient — together.
Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

08/20/2026

Florida humidity is no joke — and neither is a plugged condensate drain. A blocked drain in your central air conditioner, furnace, or heat pump can cause water damage to your business and affect indoor humidity levels. Checking and inspecting the condensate drain is a standard part of every McMullen HVAC maintenance check-up.

Stay ahead of costly problems with a maintenance program tailored to your facility.
Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

As a local green and conscientious company, we are always looking for ways to help our customers reduce costs and manage...
08/18/2026

As a local green and conscientious company, we are always looking for ways to help our customers reduce costs and manage their energy consumption and emissions. Read about our green practices here >
http://www.mcmullenhvac.com/HVAC-Green.aspx

08/18/2026

Whatever equipment keeps your building running, chances are we're factory trained on it. Our EPA-certified technicians service Mitsubishi Mr. Slim ductless units, Liebert computer room cooling units, Trane, Carrier, Lennox, and York air conditioners and furnaces, McQuay air handlers and chillers — and many more.

One call covers it all: Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

08/15/2026

Managing multiple building systems shouldn't be complicated. McMullen can help you integrate new and existing building systems — affordably. We work with leading open system standards like BACnet and LonWorks, plus Honeywell, Tridium, Novar, Liebert N-Form, Summit/Tracer, and Temp Minder. Your customized solution will simplify facility management and help your building become more cost-efficient, comfortable, and safe.

Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

08/11/2026

From tenant improvements and design-build projects to sheet metal ductwork, refrigerant piping, chilled water systems, and water tower replacement — McMullen's construction department has the depth and knowledge for any challenging commercial HVAC installation. We recruit and retain the top fabricators, mechanics, and pipe fitters in the HVAC industry.

Fully licensed and insured for all aspects of light and heavy commercial services. License
Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

08/08/2026

Not sure about a repair quote you received? Get a Square Deal — and a FREE second opinion from McMullen. We supply top-notch commercial heating, ventilation, air conditioning, and refrigeration service throughout the Tampa Bay/St. Petersburg area, and our goal is simple: reduce your business's operating costs.

Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

McMullen Air Conditioning & Refrigeration is a Mitsubishi Electric Diamond Contractor. That means our installation, repa...
08/07/2026

McMullen Air Conditioning & Refrigeration is a Mitsubishi Electric Diamond Contractor. That means our installation, repair, and maintenance specialists are accredited by Mitsubishi Electric at the highest possible levels, with extensive training at a Mitsubishi Electric–approved training center. When you work with a Diamond Dealer, there is no guesswork — every ductless system is correctly sized and installed to strict industry guidelines.

Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

Proper maintenance saves your business money and keeps your tenants and employees comfortable. Our Commercial Maintenanc...
08/04/2026

Proper maintenance saves your business money and keeps your tenants and employees comfortable. Our Commercial Maintenance Agreements are a proactive approach to HVACR that provide emergency service guarantees, priority service scheduling, reduced labor rates, longer-lasting equipment, and reduced energy consumption through improved equipment efficiency.

Protect your equipment investment — contact us to learn more.
Pinellas: 727-527-0000 | Tampa: 813-229-7000 | Lakeland: 863-669-0000

Address

4877 28th Street N
Saint Petersburg, FL
33714

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