| Company name | Company reg number | SME/VCS | VCS reg number | Postcode |
|---|---|---|---|---|
| A Buckler Haulage Ltd | 0677552 | SME | TS1 5LB | |
| Allium Environmental Ltd | 09391161 | SME | TR3 6EH | |
| AR Demolition Ltd | 6233056 | SME | CV13 0EZ | |
| Armac Demolition Limited | 2790049 | SME | CV7 7LJ | |
| Coleman & Company Ltd | 737922 | SME | B44 9ER | |
| Connell Brothers Ltd | 2475702 | SME | M6 6FL | |
| Dem-Master Demolition Ltd | SC165457 | SME | EH48 2EN | |
| Environtec Limited | 2981693 | SME | CM3 2EJ | |
| Franks Portlock Consulting Ltd | 6023534 | SME | SR5 3HD | |
| Groundwork Services (Durham) Ltd | 4080835 | SME | DH7 8HJ | |
| hsl Compliance Ltd | 02425951 | SME | HR9 5BP | |
| Lucion Services Limited | 06495874 | NE11 9JT | ||
| Meta Limited | 6691310 | SME | NE16 4AL | |
| METROPOLITAN CRUSHING | 09430380 | SME | WF4 5DY | |
| MGL Demolition Ltd | 1051184 | SME | DH1 2RS | |
| Nichol Associates Limited | 05101702 | SME | N/A | NE31 2EQ |
| Omega Asbestos Consulting Ltd | 7307832 | SME | DH6 5AU | |
| Pattinson Scientific Services Limited | 4555995 | SME | NE4 7BG | |
| Rhodar Industrial Services | 6426331 | N/A | LS11 5SZ | |
| Ron Hull Demolition Limited | 2745553 | SME | S62 6EF | |
| SGS United Kingdom Limited | 1193985 | CH65 3EN | ||
| SOCOTEC UK Limited | 2880501 | DE15 0YZ | ||
| Thompsons of Prudhoe Ltd | 1181171 | SME | NE42 6PL | |
| TRAC Associates Limited | 07705293 | SME | KT8 0DL | |
| Vega Environmental Consultants | 2319141 | SME | NE25 0PT |