Cobalt’s technology is used by 65 international airports, including Gatwick and Heathrow, to detect liquid explosives even if concealed in opaque containers. Its systems can analyse the chemistry of fluids in five seconds. The company’s technique can also be used in drug production and its clients include 10 of the world’s top 20 pharmaceutical giants. Spun out of Oxfordshire’s Rutherford Appleton Laboratory in 2008 after pioneering work by chief scientific officer Pavel Matousek, 51, it achieved turnover of £11.6m in 2014 under chief executive Paul Loeffen, 47.

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Company details
Year2014
Rank10
CompanyCobalt Light Systems
ActivityOptical instrument manufacturer
LocationOxfordshire
Average 3 year sales growth124.99%
Latest sales £000s*11,641
Staff37
Founded2008
Websitewww.cobaltlight.com

If applicable:

* supplied by company † annualised figure