Tessella’s clients include:

Akzo Nobel
ArQule
AstraZeneca R&D
AWE
BAE Systems
Balfour Beatty Rail
Bombardier Transportation
Bristol-Myers Squibb
British Library
British Nuclear Group
BP
Deimos Space S.L.
Deltares
Diamond Light Source Ltd
EADS Astrium
Environment Agency (UK)
European Space Agency
ExxonMobil
Forensic Science Service (UK)
Fugro GEOS
GlaxoSmithKline
Guy’s and St Thomas’ NHS Foundation Trust
Health and Safety Executive (UK)
HSBC Rail
ICI Paints
Informa UK Ltd
Inpharmatica
Ipsen
JANET(UK)
Lockheed Martin
Merck KGaA
Metronet Rail BCV
Ministry of Defence (UK)
Murco
National Archives (UK)
National Archives and Records Administration – NARA (USA)
National Archives of Malaysia
National Archives of the Netherlands
NOMINET UK
Novartis
N.V. Nederlandse Gasunie
Nederlandse Organisatie voor Toegepast (TNO)
Oxford Instruments
PerkinElmer
Pfizer
Royal Library of the Netherlands
Rutherford Appleton Laboratory
Shell Global Solutions
Southern Railway
Swedish Space Corporation
Syngenta
Thales
The Automation Partnership
TRL
UCB
United Biosource Corporation
UKAEA
Unilever
Wellcome Trust for Human Genetics
Wyeth Pharmaceutical R&D