| Company name | Company reg number | SME/VCS | VCS reg number | Postcode |
|---|---|---|---|---|
| Anelec Electrical Contractors Ltd | 09421455 | SME | TS9 5AA | |
| Blue Leaf Energy Services Ltd | 13823584 | SME | NE12 9SZ | |
| Carbon Savings Limited | 10059938 | SME | SK9 1BQ | |
| Dyson Energy Services Ltd | 01956726 | HD6 1PT | ||
| E.ON UK | 2366970 | CV4 8LG | ||
| EQUANS Regeneration Limited (NE & Cumbria) | 1738371 | SME | NE31 2EX | |
| Esh Construction Ltd | 2529939 | DH6 5PF | ||
| Gas Call Services Ltd | 163066 | SME | G33 4DB | |
| Kensa Contracting Ltd | 08166502 | SME | EX5 1DH | |
| LEYBOURNE URWIN LTD | 0307258 | SME | DH9 9QT | |
| Marshall and McCourt Plumbing & Heating Contractors Ltd | 06696717 | SME | TS18 3SB | |
| Phoenix Gas Services Ltd | 3830355 | SME | ST6 5UD | |
| PHS Home Solutions Limited | 04966472 | DH4 5RA | ||
| Project FM Ltd | 4652493 | SME | NE23 7BF | |
| Rothwell Plumbing Services | 3382494 | SME | WN3 6PH | |
| Solarcrown Commercial Ltd | 08153771 | SME | WA11 8LY | |
| Sovereign Group Limited | 1089940 | SME | BB9 0TA | |
| Tolent Living Limited | 9505025 | SME | NE11 0NL | |
| vital energi | 4050190 | BB1 2LD | ||
| Westdale North Ltd | 10398708 | SME | DN6 9JD |