Costain Group PLC has announced the appointment of Jonathan Willcock as the new managing director of its Transportation Division. Willcock brings a wealth of experience in infrastructure, having previously served as the managing director of Skanska UK's Infrastructure Division for the past three years. In this role, he focused on increasing revenue and market share in sectors such as highways and rail. Prior to that, Willcock spent seven years as the managing director of Alstom Transport UK's Systems, Signalling, and Infrastructure Division, where he successfully grew the business and secured key contracts for maintenance and renewals from Network Rail.