A
AA, The
A & Z Cartography
Altea Antique Maps Gallery
Anglia Land Surveys Ltd
ARKA Cartographics Ltd
Autodesk Ltd
Axes Systems AG

B
Bentley Systems
British Geological Survey
Brynmor Jones Library

C
Collins Bartholomew
Computer Aided Development Corp Ltd (CADCorp)
Communicarta Ltd
Cook Hammond & Kell Limited
Cosmographics
Croydecycle
Cyngor Cefn Gwlad Cymru
Countryside Council for Wales

D
David Lock Associates
Defence Geographic Centre
Demap

E
Earth Observation Sciences & Graphic Information Systems
EOSGIS
Environment Agency
Environment Systems
ESRI (UK) Ltd.
Europa Technologies Ltd

F
Future Mapping Company

G
GeoEnable Limited
Geofoto
Geographx Ltd
The GeoInformation Group
GeoWise
GIS Coordinated Ltd
Global Mapping Ltd

H
Harvey Map Services Limited
Highways Agency

I
Imray, Laurie, Norie & Wilson
IMTA (affiliated organisation)
Incomat
Informap UK Limited
Intergraph (UK) Ltd
Isle of Man Government

J
JARIC - The National Imagery Exploitation Centre

L
Land Property Services NI
Latitude Cartography Ltd
Leica Geosystems Ltd
University of Leicester
Lovell Johns Limited

M
Metropolitan Police Service
Millward Davis
ML Design
Momentum Signs Ltd

N
The National Archive
National Archives of Ireland
National Assembly for Wales
National Library for Wales
Newgrove Consultants Ltd
Nick Rowland Associates

O
Ordnance Survey of GB

P
People's Map LLP
Philip's
Phoenix Mapping
Pindar
Pine Lodge Maps
Police Service of Northern Ireland

Q
Queensland Library - Department of Transport & Main Roads

R
Royal Commission on the Ancient and
Historical Monuments of Wales
Royal School of Military Survey

S
Scottish Natural Heritage
Sigma Seven
STAR-APIC
Steer Davies Gleave
Stirling Surveys

T
Taylor Young
The Map Shop

U
UK Hydrographic Office

V
Victoria Litho Ltd
Visual IT Ltd

W
Walking Distance Maps

X
The XYZ Digital Map Company