By city
London 12Manchester 12Norwich 6Bradford 6Coventry 5Colchester 5Northampton 5Southampton 5Stoke-on-Trent 5Leeds 5Cheltenham 5Liverpool 5Glasgow 5Birmingham 5Nottingham 5Cambridge 4Bristol 4Doncaster 4Cardiff 4Warrington 3Derby 3Peterborough 3Bedford 3Preston 3
| Name | Category | Address | City | Opening times |
|---|---|---|---|---|
| Marsh Design Ltd | Structural engineer | 51 Trinity St | Huddersfield | Fri 08:30–17:00 |
| Mason Clark Associates | Civil engineering | Church House, 44 Newland Park | Hull | Mon 08:30–17:00 |
| Maxwell Group UK | Civil engineering | 5 Ingrave St | London | Daily Open 24 hours |
| MegaStruct Engineering Solutions | Engineering consultant | 622 Manchester Rd | Bradford | Thu 09:00–18:00 |
| Moortown Group Ltd | Civil engineering | 24-26 Roydsdale Way | Bradford | Mon–Fri 08:00–17:00 |
| O'Connor Plant Hire | Plant and machinery hire | Gravel Pit Ln | Cheltenham | Fri 07:00–17:30 |
| P & S Consulting Engineers Ltd | Civil engineering | 31 Winckley Square | Preston | Daily 06:00–23:00 |
| P Hughes Construction Ltd | Civil engineering | Units 6&7, H2o Business Park, Lake View Dr | Nottingham | Mon–Thu 08:30–17:00 |
| P T Contractors Ltd (PTC) | Civil engineering company | Unit 6, Imperial House, Imperial Way | Southampton | Mon–Fri 07:30–16:30 |
| Paddick Engineering | Structural engineer | Mabgate Business Centre | Leeds | Thu 09:00–19:30 |
| Parade Civil Engineering Ltd | Civil engineering | 204 Kings Rd | Birmingham | Mon–Fri 08:00–17:00 |
| Richter (Huddersfield Office) | Civil engineering | Independence House | Huddersfield | Mon 08:00–17:00 |
| Rogers Civil Engineering Ltd | Civil engineering | 5 Sycamore Ct, Birmingham Rd | Coventry | Mon–Fri 08:00–17:00 |
| S & R Groundworks & Civil Engineering Ltd | Civil engineering | 26 Wilson St | Hull | Mon 08:00–16:00 |
| Scott White and Hookins | Structural engineer | Fountain House, 26 St John's St | Bedford | Mon–Fri 09:00–17:30 |
| Shear Design Ltd | Civil engineering | 7 Ashtree Court, Woodsy Close, Cardiff Gate Business Park | Cardiff | Mon 08:00–17:30 |
| Simtec Materials Testing Ltd | Civil engineering | 116 The Burrows | Leicester | Mon–Fri 06:30–17:30 |
| SML Group Ltd | Civil engineering | SML House, 8 Garden St | Leicester | Mon 09:00–17:00 |
| Stafford Infrastructure Engineering | Civil engineering | 13 Gostwick | Peterborough | Mon–Thu 09:00–17:00 |
| Stone Construction Ltd | Civil engineering | Unit 6 Ley House, 6 Shaftesbury St S | Derby | Thu 08:00–17:00 |
| Tercon | Civil engineering | Dean Rd | Bristol | Mon–Fri 08:00–17:00 |
| The Structural Partnership Ltd | Structural engineer | 142 W Nile St | Glasgow | Mon 09:00–17:00 |
| VJ Donegan & Co Ltd | Civil engineering | Europa Wy. | Stockport | Mon 08:00–17:00 |
| 1st Inrail | Engineer | 1D North Cres | London | Mon Open 24 hours |
| A.E. Yates Ltd | Civil engineering | Cranfield Rd, Lostock Industrial Estate | Bolton | — |
| Alan Johnston Partnership | AJP ltd. | Structural engineer | 1 Dale St | Liverpool | — |
| Clancy Consulting | Civil engineering | Suite 5.3, Tempest, 12 Tithebarn St | Liverpool | — |
| CSL Surveys | Land surveyor | Unit 5, Victoria Court Bank Square | Leeds | — |
| PDC | Design engineer | Units T6 & T7 | Norwich | — |
| Structural Soils Ltd | Drilling contractor | Stillhouse Ln | Bristol | — |