Dr Maxine Mayhew is the Water Sector Director for Costain, the technology based engineering solutions provider where she is responsible for the P&L delivery and continued development of the ambitious Water Services Business. Previously she was Group Commercial Director at Northumbrian Water Limited where she was responsible for supply chain and marketing functions as well as leading the sourcing, negotiation and delivery of high value commercial contracts. Maxine completed a PhD in 1998 and has held a variety of roles in the water Industry. During recent years Maxine has focussed on commercial leadership and strategy development and implementation and she has held Director roles which have covered all aspects of the industry from operations and engineering, through to support services including health, safety, risk, security, procurement and marketing. She is also an independent member of the Cranfield University Council and a member of the Anaerobic Digestion and Biogas Association Board.