| AC Archaeology Ltd |
| Addyman Archaeology |
| Albion Archaeology |
| Alder Archaeology Ltd |
| Alecto Forensic Services |
| Allen Archaeology Ltd |
| AOC Archaeology |
| Archaeoleg Brython Archaeology |
| Archaeological Management Services |
| Archaeological Project Services |
| Archaeological Research Services |
| Archaeological Services WYAS |
| Archaeology Scotland |
| Archaeology South-East |
| Archaeology Wales |
| Arup Ltd. |
| ASC Ltd |
| BAJR |
| Border Archaeology |
| Britannia Archaeology Ltd |
| C S A Environment |
| Cambridge Archaeology |
| Canterbury Archaeological Trust |
| CFA Archaeology Ltd |
| CgMs |
| Cornwall Archaeological Unit |
| Cotswold Archaeology |
| Council For British Archaeology |
| Dig Ventures Ltd |
| Durham University |
| Dyfed Archaeological Trust |
| ECUS Ltd |
| Exeter Archaeology Field Unit |
| Foundation Archaeology |
| Fulham Palace Trust |
| Gifford & Partners |
| Gloucestershire County Council |
| Guard Archaeology Limited |
| Gwynedd Archaeological Trust |
| Headland Archaeology |
| Heritage Lincolnshire |
| Humber Field Archaeology |
| Hyder Consulting UK Ltd |
| Institute of Field Archaeologists |
| Irish Archaeological Consultancy |
| Isle Heritage CIC |
| JBA Consulting |
| John Moore Heritage Services |
| Landguard Fort Trust |
| Landward Research Ltd |
| Magnitude Surveys Ltd |
| Map Archaeological Practice Ltd |
| Minerva Archaeology Lts |
| Mott MacDonald |
| Museum of London Archaeology |
| Network Archaeology |
| Newcastle University |
| Northern Archaeological Consultancy |
| Oakford Archaeology |
| On-Site Archaeology |
| Oxford Archaeology |
| PCAS Archaeology |
| Rathmell Archaeology |
| Red River Archaeology Ltd |
| Rocket Heritage and Archaeology Ltd |
| Royal Institute of British Architects |
| RSK |
| Rubicon Heritage Services Ltd |
| Self Employed |
| Simpson & Brown |
| SLR Consulting |
| Student |
| Sussex Archaeological Society |
| Tetra Tech |
| Thames Valley Archeological Services |
| The Clwyd-Powys Archaeological Trust |
| The Colchester Archaeological Trust |
| The India Shop |
| Uffington Heritage Watch |
| University College London |
| University of Leicester Archaeological Services |
| University of Southampton |
| Unknown Employer (Prospect) |
| Urban Archaeology |
| Wardell Armstrong LLP |
| Waterman Group |
| Witham Archaeology Ltd |
