After nearly 30 years service with the Trades Union Congress, Sir Bill became Chair of the Health and Safety Commission in 1999. He served as a founder member of the Low Pay Commission from 1997 to 2000. In 2007, he led a review into the regulation of animal pathogens for the Department for Environment, Food and Rural Affairs. He was an independent member of the Joint Negotiating Committee for Higher Education Staff review of higher education finance and pay data from October 2007 to December 2008.
He became Chair of the Legal Services Commission in 2008 and is also a magistrate and has recently been appointed Chair of the National Examination Board for Occupational Safety and Health (an educational charity).
Sir Bill was appointed Chair of the Marine Management Organisation (MMO) in May 2011.
The Chair of the Marine Management Organisation (MMO) leads the Board in its fulfilment of its collective responsibilities and discharging of its statutory duties to ensure that the MMO’s policies and actions support Government’s wider strategic policies.