| Vent Vision Ltd - 60 Gravelly Industrial Park |
| Universal Plate Heat Exchangers Ltd. - Coleshill Industrial Estate |
| Tudor Mechanical & Electrical Services Ltd - Bromford Lane |
| Tek Ltd - 14 Tyseley Industrial Estate |
| SWM Distribution Ltd - Estate |
| Space Air Conditioning PLC - Cannon House |
| Serck Industrial - Seelys Road |
| Screeducts Ltd - 84 New Street |
| Recuperator Ltd - 1437 Pershore Rd |
| Radtec Industrial Services - 35 Spring Lane |
| Radiant Heating Suppllies Ltd. - 60 Bodenham Road |
| R M Holden Ltd - Unit 4/Century Park |
| Pro Chill - 89 Chester Road |
| Pert Air Conditioning Ltd - 31 Bunbury Road |
| Paterson Heating - Unit 19/21 |
| Parts Centre Climate - 63 Pritchett St |
| Northfield Services(wm) Ltd - Unit 1 |
| National Aircon - 66-68 Severn Street |
| Motor Climate UK - Cherrywood Road |
| Mossvale Maintenance & Sealing Services Ltd - 75 Lancaster Street |
| Midland Refrigeration Co Ltd - Unit E1/Enterprise Park/Park Lane |
| Midland Cool - Unit 5 |
| Midland Cool - Unit 5 Mainstream Way Saltley |
| Major Air Systems Ltd - Union Works/Andover St |
| Lodges Sturtevant - 21 George St |
| Jet Environmental Techniques Ltd - 4200 Waterside Centre |
| Jet A H U Ltd - 4210 waterside centre |
| Indoor Climate Solutions - Unit F11 |
| HSS Hire Shops - 41 Spring Hill, Hockley |
| Hall Green Hire Centre - 282-284 Fox Hollies Rd Acocks Green |
| Gwyn Thomas Ltd - 1192 Warwick Rd Acocks Green |
| Furness Fans - 23 The Cr |
| Flakt Woods Group Ltd - Unit 6240/Bishops Ct/Solihull Parkway |
| First in Service Ltd - Unit 2 |
| Fabricair Systems Ltd - Unit 5 |
| Expert Hire - 34 New John St West |
| EMAC Refrigeration Limited - 113-117 Barr Street |
| Easycool Ltd - Estate |
| E J Bowman (Birmingham) Ltd - Chester Street |
| D & S Environmental Plastics Ltd - Station Road Industrial Estate |
| Cooling Services Ltd - Unit 8/Holly Pk Industrial Estate |
| Cooler Climates Ltd - 369 Summer La |
| Comsite Projects Ltd - Nelson Ho/Edward St |
| Ceilcote Air-Cure - 70 Warwick Street |
| Carter Environmental Engineers Ltd - 2 Lawley Middleway |
| Carrier - Bartley Green Bus Centre |
| Camfil Farr - 272 Kings Road |
| Cadfam - 21-25 The Cr |
| Bth Boiler Services Ltd - 18 Whateley Crescent |
| Britannia Heat Transfer - Unit 15/20 Coleshill Industrial Estate |
| Braywhite & Co. Ltd. - Halligan Buildings |
| Bowman (Birmingham) Ltd - Chester Street |
| Birmingham Fan (UK) Ltd - Old Walsall Rd |
| Aspen Cooling Ltd - Cannon House 2255 Coventry Rd Sheldon |
| Andrews Air Conditioning Hire - Allesley Street |
| Allvent Ltd - 33 Inkerman St |
| Airstream Contracting - Unit 28/Coleshill Ind Est/Station Rd |
| Airedale International Air Conditioning Ltd - Fairgate House |
| Air 2K - 7 Terrys Lane |
| Advanced Refrigeration Services Ltd - Melchett Road |
| A J Services - Estate |
| A & G Heat Exchangers - Unit 12/Croft Ind Est/Dunster Rd |
| 1st Distribution - Unit 46/Coleshill Ind Est/Station Rd |
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