As Crossrail`s Defined Cost Verification Manager Ian has been responsible for development and implementation of Crossrail’s Defined Cost Verification processes and ethos. Ian`s career has seen him involved in the development of Cost Verification activity over a period of 18 years, latterly as head of Cost Verification on HS1 and London 2012. Ian’s career in infrastructure spans 38 years, previously working for Tarmac Construction, Bechtel, and Laing O`Rourke.