| 1 | | Primary Unit 25 Flexspace Business Park North Road | Ellesmere Port |  GB | | Energy Efficient Electric Heating | N/A | Will Lukeman | Marketing Staff at North West Heating Solutions Ltd |
| 2 | | Primary 4 Brunel Way | Fareham | GB | | "Next Generation Heating Technology" | N/A | Bernard Rhodes | Experienced Senior Executive, Personal Coach & Volunteer |
| 3 | | Primary Brookside Farm, Dig Lane Dig Lane | WARRINGTON | GB | | Specialists In Magnetic Nanoparticle Heating | N/A | Carl Jones | CEO at NanoTherics |
| 4 | | Primary Lewes Road | Blackboys | GB | | Heating & Plumbing Services | N/A | Ben Critchley | Trainee Accountant |
| 5 | | Primary 117 High Street Office 1, First Floor | Clay Cross | GB | | Specialist Plumbing & Heating Engineers | N/A | N/A | N/A |
| 6 | | Primary The Oakwood Centre | Havant | GB | | Electrical, Plumbing & Heating Specialists | N/A | Julie Quinton | Office Manager at Walker Electrical Services (UK) Ltd |
| 7 | | Primary Fens Pool Avenue | Brierley Hill | GB | | Trusted Heating Solutions | N/A | Philip Parsons | Area Sales Manager at Nortek Global HVAC |
| 8 | | Primary Unit 5 Swinnow Court 621 Stanningley Road | Leeds | GB | | Your Local Central Heating Specialists | N/A | Paul Adams | -- |
| 9 | | Primary 42 Jenned Road | Nottingham | GB | | Plumbing and Heating Services | N/A | Christopher Peate | DC GAS Services |
| 10 | | Primary Lakeside House, Turnoaks Business Park, Burley Close | Chesterfield | GB | | Heating Your Imagination | N/A | Isaac Sewell | Techincal Director at Inductelec |
| 11 | | Primary Oxleasow Road Oxleasow Road | Redditch | GB | | Commercial Heating Specialists | N/A | Danny Mills | Commercial gas engineer at Ignis Group |
| 12 | | Primary Wild Orchid Way | Pontefract | GB | | Your Local Heating Specialists | N/A | Oliver Lucas | Managing Director at The Boiler Link Ltd |
| 13 | | Primary 10 Allison Close | Waltham Abbey | GB | | Heating The Wrightway | N/A | N/A | N/A |
| 14 | | Primary 15 Granby Court Granby Industrial Estate | Weymouth | GB | | Underfloor Heating, Solution | N/A | N/A | N/A |
| 15 | | 7 COLLINGWOOD ROAD | WITHAM | GB | | Underfloor Heating | N/A | Reece Ayling | Director at Uk Floors |
| 16 | | Primary Lytham Street | Stockport | GB | | North West Commercial Heating Engineers | N/A | Alex Wallwork | Owner at FLUECLEAN INSTALLATIONS SERVICES LIMITED |
| 17 | | Primary 843-845 WIMBORNE ROAD MOORDOWN | BOURNEMOUTH | GB | | Heating, Plumbing, Bathrooms & Renewables | N/A | Ross Pavey | Co Director at The Bath Works and Gas & Plumb Bits |
| 18 | | Primary Regus 68 Lombard Street | London | GB | | Commercial Heating & Plumbing Engineers | N/A | Michael Fitzpatrick | Managing Director at Fitzpatrick Mechanical Services Ltd |
| 19 | | Primary Wigwam Lane | Hucknall | GB | | Specialists In Under Floor Heating | N/A | Ashley Spray | Managing Director at Floor Heating Systems Ltd, leading electric & wet underfloor heating suppliers. Varme.co.uk |
| 20 | | Primary The Stable Yard, Vicarage Road Stony Stratford | Milton Keynes | GB | | Renewable Cooling & Heating | N/A | Mihir Patel | Director, Vamtec Ltd |
