1809 - founded;

1959 - known as John Evans (Medical Supplies) Ltd.

? - Evans Sons, Lescher & Webb Ltd;

1961: Evans Medical Ltd acquired by Glaxo Laboratories; later names: 2004: UCB PHARMA LIMITED; 2001: CELLTECH PHARMACEUTICALS LIMITED; 2001: MEDEVA PHARMA LIMITED; 1998: EVANS MEDICAL LIMITED; by 1996: Evans Medical Limited, subsidiary of Medeva PLC; UK sites: UCB Celltech, branch of UCB Pharma S.A., Slough, Berkshire; UCB Celltech, Great Abington, Cambridge; UCB Pharma Ltd, Dunstable, Bedfordshire; 1938?-1942? Evans Sons Lescher & Webb, 56 Hanover St, Liverpool and 50 Bartholomew Close London; 1950?-1959? - Evans Medical Supplies Ltd, Speke Liverpool and Ruislip Middlesex; 1973?-1976? - Evans Medical Limited, Speke, Liverpool and Ruislip, Middlesex; Company No. 00209905