| Company name | Company reg number | SME/VCS | VCS reg number | Postcode |
|---|---|---|---|---|
| Drone Site Surveys Ltd | 12318909 | SME | L3 5TF | |
| Glendale Countryside Ltd | 2121098 | PR7 4AT | ||
| OOBE Ltd | 7174061 | SME | NE6 2HL | |
| RSK Environment Limited | SC115530 | CV1 2TX | ||
| Simpson & Brown | SO307660 | SME | EH7 5HS | |
| Unmanned Aerial Solutions Ltd | 15409128 | SME | BH19 2RU | |
| VantageUAV Ltd | 10947573 | SME | EC2A 4NE | |
| Howarth Litchfield Partnership - Architecture - NT | 4661899 | SME | DH1 1TW | |
| Howarth Litchfield Partnership - Architects - EB | 4661899 | SME | DH1 1TW | |
| Howarth Litchfield Partnership - Architecture - DP | 4661899 | SME | DH1 1TW | |
| Magnum GSI Ltd | 12982890 | SME | DL13 2HP | |
| Rapleys LLP - Bid Management/Compliance | 0308311OC | SME | SW1A 1NE | |
| Rapleys LLP - Automotive and Roadside | 0308311OC | SME | SW1A 1NE | |
| ABA Surveying Ltd | 4729663 | SME | N/A | GU21 2EP |
| AECOM | 1846493 | E1 8FA | ||
| AES Sustainability Consultants | 05610118 | SME | EX16 6TG | |
| Allen Archaeology Ltd | 6935529 | SME | LN6 3QL | |
| Archaeological Research Services Ltd | 5209418 | SME | DE45 1HB | |
| Arthian Ltd. | 0163378SC | SME | G3 7NB | |
| AtkinsRéalis Limited | 688424 | KT18 5BW | ||
| BB7 Consulting Limited | 13111820 | SME | ME4 4TZ | |
| Billinghurst George & Partners | 8935889 | SME | TS18 3TA | |
| Byrne Looby Partners (UK) Limited | 337605 | SME | GU2 4BL | |
| Capita Business Services Ltd | 500191747 | W2 6BD | ||
| CES Group | 10792213 | SME | E1 7NF | |
| Concept Engineering Consultants Limited t/a/ Concept Site Investigations | 03401367 | SME | W13 9SJ | |
| Curtins Consulting Ltd | 2054159 | L2 2SB | ||
| Dales Surveying | 06253096 | SME | DL8 3PS | |
| Desco (Design & Consultancy) Ltd | 3613462 | SME | SR3 3BE | |
| Element Materials Technology Environmental UK Ltd | 11371415 | SK4 3GL | ||
| Gotch Saunders & Surridge t/a GSSArchitecture | 0336029OC | SME | NN15 7ES | |
| Hann Tucker Associates | 2037683 | SME | GU21 5BA | |
| Heaton Design and Engineering Ltd | 09416753 | SME | N/A | OX28 6ER |
| Hydrock | 3118932 | BS32 4DF | ||
| InoRail Ltd | SME | WA12 0JQ | ||
| JDDK Architects Limited | 2973091 | SME | NE5 3AL | |
| Meta Environmental Ltd | 12036924 | SME | SO16 8LS | |
| Mosedale Gillatt Architects Ltd | 4363215 | SME | NE2 1NL | |
| MZA Acoustics Limited | 10799017 | SME | EC3M 8AA | |
| Narro Associates Ltd | SC237904 | SME | EH4 2HS | |
| PBA Applied Ecology | 7552643 | SME | BD24 0DL | |
| Phil Jones Associates Limited | 04685684 | SME | B31 2UQ | |
| Purcell | OCE315259 | SE1 3UN | ||
| Ridge and Partners LLP - Building Surveying | OC309402 | OX20 1QR | ||
| Ridge and Partners LLP - North West | OC309402 | OX20 1QR | ||
| SCP Ltd | 3728935 | SME | M1 2EJ | |
| Seven Architecture | 5804088 | SME | HG1 1DY | |
| Silkstone Environmental Ltd | 3984219 | SME | S35 2PH | |
| Sweco UK Limited | 02888385 | LS7 4DN | ||
| The Environment Partnership (TEP) Limited | 07745159 | SME | WA3 6GA | |
| Thomson Environmental Consultants Ltd | 4477751 | SME | GU2 7AG | |
| Wardell Armstrong LLP | OC307138 | ST1 5BD | ||
| Wessex Archaeology | 1712772 | SP4 6EB |