History

Tessella is one of the leading suppliers of high quality software development and support services to the Scientific and Engineering community.

Since our foundation in 1980, the key to Tessella’s success has been the academic and technical excellence of its staff.

Tessella has concentrated on controlled growth so that our clients can be confident that we will be around in years to come. The main achievements in Tessella’s history are listed below. This shows a managed growth which has accelerated in recent years and continues to do so:

2009
 Tessella Head Office and Abingdon Branch moves to Abingdon Science Park
2008
 Staff numbers exceed 200
2008
 Analyticon now fully integrated into Tessella
2007
 Revenue exceeds £12 million
2007
 Analyticon becomes a branch of Tessella Support Services plc
2006
 Four more Directors appointed to the Board
2005
 Tessella Inc opens its 2nd office (in Washington DC); Tessella Support Services plc acquires Analyticon Ltd
2004
 Tessella Inc first full year of trading
2003
 Opened first USA Branch in Boston, Massachusetts
2002
 Revenue reaches £8.9 million
2001
 Tessella receives two awards for fast growth: Deloitte & Touche Fast 50 and HgCapital
2001
 First overseas branch opened in Den Haag, The Netherlands
2000
 Staff numbers exceed 100
2000
 Burton Branch opened
2000
 £5 million revenue achieved
2000
 Tessella achieves 20 years of service to its clients
1999
 Revenue surpasses £4 million
1998
 Winchester Branch opened
1998
 Warrington Branch opened
1997
 £3 million revenue achieved
1995
 Revenue exceeds £2 million
1995
 Investors in People attained
1993
 First branch opened, in Cambridge
1992
 Achieves BS (EN) ISO 9001 status
1991
 Staff numbers exceed 50
1990
 Moves into Vineyard Chambers offices in Abingdon
1989 Dr Peter Townsend appointed Director
1989
 £1 million revenue achieved for the first time
1987 Moves into first permanent office in Abingdon
1980
 Tessella formed by current Managing Director, Kevin Gell