Thurston Helicopter Engineering has announced that it is to join forces with the Cabair Group's helicopter division to form London Helicopter Centres (LHC). With bases at Redhill and Elstree, LHC will manage and maintain helicopters from the R-22 through to corporate helicopters. Mark Souster, the newly appoin-ted md of the company, said: "The new structure will allow us to offer a complete and improved service to the growing number of London based owners."