| A |
| A & R Energy | 1825 Unionport Road, The Bronx | | | |
| Air Tin Supply Inc. | Staten Island, no street on record | | | |
| Arnica Heating & Air Conditioning Inc. | New Utrecht, no street on record | | | |
| ASE HVAC | 65-31 Grand Avenue, Elmhurst | ase-hvac.com | | |
| B |
| B&D Heating | Flatbush, no street on record | | | |
| C |
| C.D.E. Air Conditioning | 321 39th Street, Flatbush | cdeair.com | | |
| Caucig Fuel – Heating and Cooling Co. | 1018 39th Street, Flatbush | nyfuelsupply.com | | |
| Climate Control HVAC | Staten Island, no street on record | | | |
| Community II Heating & Air Conditioning | New Utrecht, no street on record | | | |
| E |
| Easco Boiler Corp. | 1175 Leggett Avenue, South Bronx | | | |
| Economy Refrigerationnot edited since 2018 | 134 Noll Street, Bushwick | economyref.com | | |
| Emerald Mechanical Solutionsnot edited since 2022 | 70 Lafayette Street, Lower Manhattan | emeraldmechanicalsolutions.com | | |
| G |
| Go Green HVAC Incnot edited since 2018 | 2336 Enright Road, Far Rockaway | gogreenhvacinc.com | | |
| H |
| Henick-Lane Service Corporation | 30-30 47th Avenue, Long Island City | henick-lane.com | | |
| HomeServe | Staten Island, no street on record | | | |
| HVAC Premiumnot edited since 2022 | 101 Walworth Street, Williamsburg | hvacpremium.com | | |
| I |
| Ice Age Mechanical | 274 41st Street, Flatbush | | | |
| J |
| J & M Construction and HVAC | 60-01 70th Avenue, Bushwick | jmconstructionac.com | | |
| M |
| More Air Mechanical | 95-13 Astoria Boulevard, Elmhurst | | | |
| Mr. Air NYC | 59C 9th Street, Flatbush | mrairnyc.com | | |
| Mr. Air NYC | 78 14th Street, Flatbush | mrairnyc.com | | |
| MVS Mechanical | Staten Island, no street on record | | | |
| P |
| P.A.C. Plumbing, Heating & A/C | Staten Island, no street on record | | | |
| Perfect Efficiency Air Conditioning | 201-08 Hollis Avenue, Queens | perfectefficiency.com | | |
| ProfAir LTS | 542 3rd Avenue, Flatbush | profaircorp.com | | |
| R |
| Reliable Group | Staten Island, no street on record | | | |
| S |
| Stillwell Team | 54A Richards Street, Lower Manhattan | stillwellusny.com | | |
| T |
| Thermal Comfort Mechanical Corp. | Staten Island, no street on record | | | |
| W |
| Weston Brosnot edited since 2019 | 99-16 Metropolitan Avenue, Queens | westonbros.com | | |
| Winter Wolf | Flatbush, no street on record | winterwolftechvac.com | | |