- Hefner Air Conditioning Co
- Henry's Air Conditioning Supl
- Henry's Air Conditioning Supl
- Henry's Electrical Repair Svc
- Henry's Electrical Repair Svc
- Hi & Low Refrigeration
- High Efficiency Heating & AC
- Hill & Sons Heating & Air Cond
- Hinkley Mechanical Htg & AC
- Hispanic AC & Appliances
- Home Comfort Ctr
- Houston Labor Svc
- Houston Labor Svc
- Hte Compressor Co
- Hte Compressor Co
- Hundley's Heating & Air Cond
- Hurricane Air Cond & Heating
- Hutchins Plumbing & Air Cond
- Hutchins Plumbing & Air Cond
- Hvac Technical Svc Inc
- Hvac Technical Svc Inc
- In Door Air Speciaties
- International Air
- International Air
- Island Solutions
- J & A Air Conditioning
- J & H Air Condition Svc
- J & K Air Conditioning
- J & R Air Conditioning & Htg
- J & V Appliance Svc
- J & V Appliance Svc
- J C Cerda Air Conditioning
- J C Cerda Air Conditioning
- J C Enterprises
- J C Scruggs Heating & Air
- J D Frigid Enterprises
- J D Frigid Enterprises
- J E Svc
- J E Svc
- J J Galvan Inc
- J J Galvan Inc
- J M Svc
- J R HEATING & AC
- J R HEATING & AC
- J R Heating & Air Conditioning
- J R Heating & Air Conditioning
- J T Air Conditioning & Heating
- J T Air Conditioning & Heating
- J T Air Conditioning & Heating
- J T Air Conditioning & Heating
- J-Pack Mechanical Svc
- J-Wood Svc
- JAB Investments
- JAB Investments
- Jacks Repair Svc
- Jackson & Jackson Air-Cond
- Jacobs-Cathey Co
- Jaggers Appliance & Repair
- Jake Marshall Svc
- James Day Svc
- James Day Svc
- James Hardiek Air
- Javier Zamora Appliance & AC
- Jay Casper
- Jay Casper
- Jay Casper
- Jay's Air Conditioning & Htg
- Jayco Air Conditioning & Htg
- Jayco Air Conditioning & Htg
- JBL Svc Inc
- JEB Air Conditioning & Htg
- Jeff's A/C & Heating
- Jeff's A/C & Heating
- Jeromy Tolleson Heating & A/C
- Jerry Birdwell Heating & AC
- Jerry Donaldson AC & Heating
- Jerry Donaldson AC & Heating
- Jesse's Services
- Jesse's Services
- Jim Baker Refrigeration & AC
- Jim Baker Refrigeration & AC
- Jim Barnett Heating & Air Cond
- Jim Barnett Heating & Air Cond
- Jim's Refrigeration
- Jim's Refrigeration & Air Cond
- Jim's Refrigeration & Air Cond
- Jimco Air Conditioning
- JMJA/C Co
- JMJA/C Co
- Joe Gutierrez Air Cond Svc
- Joe Heard Heat & Air Inc
- John Huff's Heating Air Cond
- John Matson Air Conditioning
- John Matson Air Conditioning
- John P Lamondia & Son
- John P Lamondia & Son
- Johnny Palacios Heating & AC
- Johnny's Residential Air Cond
- Johnny's Service Air Cond
- Johnny's Service Air Cond
- Johnson Air Conditioning
- Johnson Controls Inc
- Johnson Controls Inc
- Johnson Controls Inc
- Johnson's Heating & Cooling
- Johnson's Heating & Cooling
- Jon Air
- Jon Air
- Jon Air
- Jonco Heating & Air Cond
- Jonco Heating & Air Cond
- Jones AC & Plumbing
- Jones Air Conditioning & Htg
- Jones Air Conditioning & Htg
- Jones Engineering Sales Inc
- Jones Heating & Air Cond
- K & C Mechanical Svc
- K & K Air Conditioning Svc
- K W Smith & Son
- Kaaron Maintenance Co
- Kaderli's Air Cond & Refrig
- Kaderli's Air Cond & Refrig
- Kavanaugh Refrigeration Svc
- Keith's Air Conditioning
- Keller's Repair Svc
- Kelly's Heating & Air Cond
- Kenneth Guthrie
- Khan Refrigeration
- Kilby Heating & Cooling
- Kirkpatrick Gas & Electric Svc
- Kittle Air Conditioning
- Klassic Services
- Klassic Services
- Klaus Heating & A-C
- Klaus Heating & A-C
- Klaus Heating & A-C
- Klean Air & Svc
- Klean Air & Svc
- Knk Heating & Air Cond
- Koldaire
- Koldaire
- Koolair Air Conditioning & Htg
- Kotzur Service Co
- Kotzur Service Co
- Kovan Air Conditioning Inc
- L & L Heating & Air
- L & M Sales & Svc
- L N Zimmermann Plumbing & Htng
- L N Zimmermann Plumbing & Htng
- L R Maker Htg & Air Inc
- Labills Service Ctr
- Laguna Air Cond & Heating
- Laguna Air Cond & Heating
- Lakeside Heating & Air Cond
- Lakeside Heating & Air Cond
- Lambert Air Conditioning
- Lambert Air Conditioning
- Lange's South Valley Svc
- Larry Aire
- Larry Aire
- Larry Farris Heating & AC
- Larry Gardner & Sons Heat-Air
- Larry's Heating & Air Cond
- Larry's Hvac & Refrigeration
- Lawrence Enterprises
- Lee's Service
- Lennox Air Conditioning
- Lewis Air
- Lexington Mechanical Svc
- Lexington Mechanical Svc
- Lone Star Air Cond & Heating
- Lone Star Svc Heating & Air
- Longhorn Air Conditioning
- Lopez Air Conditioning
- Louis Poss Air Conditioning
- Lyons Air Conditioning & Htg
- Lyons Air Conditioning & Htg
- M & L Air Conditioning & Appl
- M & L Air Conditioning & Appl
- M & M Air Conditioning & Htg
- M & M Refrigeration & Air Svc
- M & M Refrigeration & Air Svc
- M & S Svc
- Mac O Enterprises
- Mac O Enterprises
- Mack's Heating & Air Cond
- Mackey's Heating & Air Cond
- Maerz Air Conditioning & Htg
- Mahon's Heating & Cooling
- Maintenance Technicians Co
- Maintenance Technicians Co
- Mangum Service Co
- Mangum Service Co
- Manny's Air Cond & Refrig
- Marcus Heating & Air Cond
- Marian's AC & Refridgeration
- Mars Service
- Mars Service
- Marshall's Air Conditioning
- Marshall's Air Conditioning
- Martin's Mechanical Inc
- Mason Heating & Air Cond
- Master Mechanical Inc
- Master-Tech Air Conditioning
- Master-Tech Air Conditioning
- Mathews Services
- Matthews Heating & Air
- Matthews Heating & Air Cond
- Matthews Heating & Air Cond
- Maxim Air Cond & Heating
- Mc Daniel Air & Heat Svc
- Mc Daniel Air & Heat Svc
- Mc Daniel Air & Heat Svc
- Mc Daniel Air & Heat Svc
- Mc Quay Service
- Mc Quay Service
- Mcquay International
- Mds Mechanical
- Mechanical Equipment Sales
- Mechanical Maintenance-Texas
- Mechanical Maintenance-Texas
- Medina Valley Sheet Metal
- Megaclean
- Mercury Air Conditioning Svc
- Mercury Air Conditioning Svc
- Mercury Control
- Mercury Control
- Messenger Refrigeration
- Michael's A/C & Heating
- Micheals Heating & Air Cond
- Mike & Brian Bartley Heating
- Mike English Heating & AC
- Mike English Heating & AC
- Mike Staas Svc
- Mike's Air Cond & Mntnc Svc
- Mike's Air Conditioning Svc
- Miller Jake Air Conditioning
- Minshew Mechanical Svc
- Mission/Riteway Mechanical Svc
- Mission/Riteway Mechanical Svc
- Mitchell's Service Co
- Mitsubishi Electric
- Mize Services
- Mjzern Inc
- Modern Indoor Comfort Zone
- Modern Indoor Comfort Zone
- Modern Refrigeration
- Moncks Corner Mechanical Svc
- Mooney's Air & Heating
- Morrison Supply Co Air Cond
- Morton Heating & Air Cond
- Mr Repairman
- MRT Assoc
- Murphys Heating Cooling
- Murray's Air Cond & Heating
- N Y All City Cool
- Napier Enterprises Inc
- Nathan's Mechancial Co
- Nations HVAC & R
- Nelson Air Conditioning
- New Results
- Norman Heating & Air
- Norris Mechanical Air Cond
- North Dallas Air Conditioning
- Northcrest Air Conditioning
- Octavia Mechanical Hvac
- Old Mill Mechanical Inc
- Old Town Mechanical
- Olsen Refrigeration
- Olympic Air Conditioning & Htg
- Oscar's Air Cond & Refrig
- Otto Heat & Air
- P & M Air Systems Inc
- P & M Air Systems Inc
- Parker Brothers Air Cond
- Parker Brothers Air Cond
- Parker Brothers Air Cond
- Parker Refrigeration
- Parker Refrigeration
- Parker's Heating & Cooling
- Patriot Services
- Pearland Mechanical
- Perdue Heating & Air Cond
- Perfectemp
- Perfectemp
- Polar Air LLC
- Praytor's Appliance Svc
- Precision Air
- Precision Refrigeration
- Premier Aircon Inc
- Preston's Air Conditioning
- Pro Tech
- Pro Tech Heating & AC
- Pro Tech Mechanical
- Professional AC Coil Cleaning
- Professional Air Svc
- Promech Inc
- Proud Maintenance
- PSM Inc
- Pure Air Cond & Refrigeration