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Navigating the commercial HVAC business can be tricky

from bidding, to project management, and more.

Our support and our services help you navigate the complexities of the commercial HVAC industry. Our highly qualified team are experts in project management and also bidding.
We offer a complete assortment of HVAC equipment, parts, and supplies to satisfy your needs, but we also care about more than just providing quality products. We also have an experienced team ready to assist you with quotes, submittals, project management. They provide support to engineers and also any other needs for a commercial project.

Featured Products

Commercial HVAC and Plumbing Distributor

Light Commercial

Meet demanding HVAC systems requirements with Carrier’s complete line of packaged rooftop units, including gas heating/electric cooling and also electric cooling with optional electric.

HVAC and Plumbing Distributor

Applied Products

The most cost-effective and also reliable solution for today’s comfort cooling and process cooling applications.

Commercial HVAC Distributor

Ductless & VRF

The lineup of ductless & also VRF technology offered from Carrier is among the industry’s most expansive. We now have an efficient, quiet and also space-saving solution for virtually any commercial or large residential project.

HVAC and Plumbing Distributor

Bard Wall-Mount

The Bard Wall-Mount Air Conditioner is a self-contained, and also energy-efficient system. Therefore it doesn’t use valuable indoor floor space or outside ground space.

Commercial HVAC Distributor

Outside Air Products

Outside air systems improve building efficiency and also indoor air quality by working in conjunction with zoned heating and cooling systems such as Variable Refrigerant Flow (VRF) technology.

Commercial HVAC Distributor

Water Source Heat Pumps

The industry’s only water source heat pump with automatic 3-speed fan control provides greater and also more versatile comfort control than its 2-speed counterparts. It offers an economical approach for comfort conditioning requirements in both traditional and geothermal replacement, renovation, and also new construction applications.

Computer Room & Precision Cooling Equipment

Data center computer room air conditioners are designed to protect server rooms, computers, networking equipment, peripherals and also other sensitive equipment which may be safeguarding mission-critical data.

Commercial HVAC Distributor


The i-Vu® Open Control System enables system optimization and also energy efficiency. It does so by monitoring and also measuring equipment and overall building performance.

HVAC Supplies and Products by Region


HVAC and Plumbing Distributor

Application Support

If you’re a consulting engineer, our sales team is here to assist you with your design, providing you the optimal solution for any job, no matter the application.

HVAC and Plumbing Distributor

Plans & Quotes

Our commercial department follows local plans and also project databases to provide you with drawings, equipment schedules and bid dates.

HVAC and Plumbing Distributor

Project Management

You can count on our years of experience, excellent customer service and also top-notch equipment to help you ensure a successful project build. Mingledorff’s brings over 80 years of Commercial experience to streamline your workload.

HVAC and Plumbing Distributor

Technical Services

Our award winning Technical Services Group is always standing by to provide assistance and also information.

HVAC and Plumbing Distributor

Training & Events

We never stop learning and therefore neither should you. Join us for training and networking events year round to help you maintain their HVAC confidence.

HVAC and Plumbing Distributor

Parts & HVAC Supplies

Our 35 locations stock the parts and also the supplies you needed to get the job done right.

Mingledorff’s Companies

Acquired by Mingledorff's Inc. in 1999, George Holden & Associates, Inc. (d/b/a Holden & Associates) has represented the leading manufacturers in the air movement and distribution industries throughout the state of Georgia for over 60 years. Our partnerships with these industry leaders provide exceptional resources for consulting engineers, mechanical contractors and building owners. With offices located throughout Georgia, Holden & Associates is well positioned to provide unparalleled service and support to our customers.

Commercial Controls Group, Inc. operates in the Energy Management and Building Automation sector of the Commercial Building and Construction Industry. Our offices are located in Norcross, Macon and Savannah, Georgia and in Loxley, Alabama.


Our commercial sales team’s main function is to support
engineers to ensure you are delivered what you have requested.

Alabama Locations

Anniston (256) 241-3026 105 E D St, Anniston, AL 36201
Auburn (334) 734-8011 2295 1st Ave, Opelika, AL 36801
Birmingham (205) 250-7714 516 31st St N, Birmingham, AL 35203
Dothan (334) 836-1035 205 Wedgewood Dr, Dothan, AL 36303
Gulf Shores (251) 968-2660 820 Commerce Dr, Gulf Shores, AL 36542
Huntsville (256) 859-2691 391 Nick Fitcheard Rd NW, Huntsville, AL 35806
Loxley (251) 964-2707 30020 Co Rd 49, Loxley, AL 36551
Mobile (251) 476-2220 5522 W Commerce Blvd West, Mobile, AL 36619
Montgomery (334) 262-4855 861 Plantation Way, Montgomery, AL 36117
Muscle Shoals (256) 383-6904 107 Commerce St, Muscle Shoals, AL 35661

Georgia Locations

Albany(229) 432-5254205 Baldwin Dr, Albany, GA 31707
Athens(706) 548-2563105 Whitetail Way, Bogart, GA 30622
Atlanta(404) 875-77551290 Tacoma Dr NW, Atlanta, GA 30318
Augusta(706) 651-19503618 Wrightsboro Rd, Augusta, GA 30909
Brunswick(912) 265-5193275 Rose Dr, Brunswick, GA 31520
Columbus(706) 322-38706201 W Hamilton Park Rd, Columbus, GA 31909
Conyers(770) 918-9132335 Gees Mill Business Pkwy NE, Conyers, GA 30013
Forest Park(404) 361-24745158-C Kennedy Rd, Forest Park, GA 30297
Gainesville(770) 297-93352472 Hilton Dr, Gainesville, GA 30501
Lawrenceville(678) 442-10602111 Cedars Rd SE, Lawrenceville, GA 30043
Lithia Springs(770) 948-3451320 Thornton Rd #106, Lithia Springs, GA 30122
Macon(478) 474-85445527 Thomaston Rd, Macon, GA 31220
Marietta(770) 426-05511060 Triad Ct, Marietta, GA 30062
Newnan(770) 239-210570 Enterprise Ct, Newnan, GA 30265
Peachtree Corners(770) 239-21006675 Jones Mill Ct, Peachtree Corners, GA 30092
Savannah(912) 232-1228103 Central Jct Blvd, Savannah, GA 31405
Statesboro(912) 764-8841126 W Parrish St, Statesboro, GA 30458
Valdosta(229) 245-8200363 Connell Rd, Valdosta, GA 31602
Warner Robins(478) 953-3727110 Byrd Way, Warner Robins, GA 31088

South Carolina Locations

Hilton Head(843) 689-34043715, 21 Hunter Rd, Hilton Head Island, SC 29926

Florida Locations

Fort Walton Beach(850) 244-201776 Beal Pkwy SW, Fort Walton Beach, FL 32548
Panama City(850) 913-05853012 Lisenby Ave, Panama City, FL 32405
Pensacola(850) 438-10054405 N. Palafox Street, Pensacola FL 32505

Mississippi Locations

Hattiesburg(601) 579-96701851 Lincoln Rd, Hattiesburg, MS 39402
Ocean Springs(228) 497-5090Sunplex Industrial Park, 5717 Suntec Drive, Ocean Springs, MS 39564

Commercial Sales

Norcross – North Georgia Hub
(800) 282-4911

Birmingham – North Alabama Hub
(205) 250-7714

Macon – Southwest Hub
(800) 342-9250

Loxley – Gulf Coast Hub
(800) 239-7419

Savannah – Southeast Hub
(800) 822-7617

Commercial Parts

[email protected]
(844) 99-CHILL

 CompanyWeb AddressDescription
Airzonewww.airzoneinc.comCustom and Underfloor Air Handlers
Aladdin Metal Productswww.aladdinmetalproducts.comCurb Adapters and Roof Curbs
Aprilairewww.aprilaire.comIndoor Air Quality Products
Autaniwww.autani.comBuilding Automation and Controls
Bardwww.bardhvac.comHeat Pumps,Gas/Electric, and Wall Mounted Air Conditioners
Bryantwww.bryant.comCommercial, Industrial, Residential Heating & A/C Products and Controls
Carrierwww.commercial.carrier.comCommercial and Residential Heating & A/C Products
Data Airewww.dataaire.comPrecision Air Control for Data Processing Centers
 DXairwww.dxair.comPool dehumidification systems
 First Companywww.firstco.comFan Coil Units
Global Plasma Solutionswww.gpshvac.comAir Purification and Bi-Polar Ionization
 Hayes Fluid Controlswww.haysfluidcontrols.comHose Kits and Control Valves
 iAirewww.myiaire.comCommercial Air Purification using ionization with energy savings
 IslandAirewww.islandaire.comPTACs, Vertical Units, Water Source Heat Pumps
 i-Vuwww.commercial.carrier.comBuilding Automation and Controls
 Magic Airewww.magicaire.comFan Coil Units
 Micro Metlwww.micrometl.comRoof Curbs, RTU Accessories, & ERVs
 Modinewww.modine.comGas-Fired Unit Heaters, Duct, Furnaces, Hot Water Cabinet Unit Heaters, Makeup Air, and Dedicated Outdoor Air Systems
 Network Thermostatwww.networkthermostat.comInternet Thermostats, Wifi Themostats, Ethernet Thermostats
Paynewww.payne.comResidential Heating & A/C Products
Rawal Deviceswww.rawal.comContinuous Capacity Modulation and Dehumidification for DX Systems
Renew Airewww.renewaire.comFixed-Plate ERVs
Totalinewww.totaline.comCompressors, Parts, and Supplies
United CoolAirwww.unitedcoolair.comModular All-Indoor HVAC Systems
 Warren Technologywww.warrenhvac.comElectric Heaters
 Wilo Pumpswww.wilo-usa.comPump Systems for HVAC and Water Supply and Sewage