LANCASHIRE'S Iotech Group, the £40m turnover chemicals manufacturer, has been bought by Swiss giant Sika.The deal value was not disclosed, but a figure of £30m was suggested. The vendors, the Preston-based Gorick family, were advised by KPMG corporate finance.Jeremy Gorick, managing director of the Iotech Group - which trades as Liquid Plastics and Industrial Copolymers, said: “Like the Iotech Group, Sika is......for the full story register now for free or login below...