Retired from engineering profession. Actively involved in managing private investments.

Clive is a civil engineer with over 33 years' experience in large infrastructure projects. As fulltime chairman of GHD, Clive is responsible for managing professional indemnity insurance and claims, shareholder interests, corporate governance, and leading and reporting on the performance of the board.
Weeks has been a director of GHD since 1992. In that time, turnover has increased an order of magnitude - from $60 million to $600 million. Over the past 12 months, GHD has added 700 staff, including recruiting a record number of graduates (197). It now has around 5000 employees worldwide. Regional centres have been opened in areas such as Mount Gambier in SA; Wagga Wagga, Nowra and Wollongong in NSW; and Toowoomba and Springfield in Queensland. New offices have also been established in Cairo (Egypt), Sharjah (UAE), Kuala Lumpur and Kuantan (Malaysia), Hong Kong (China), York (UK), and Pennsylvania (USA).