Chairman of the Armed Forces Pay Review Body from 2004 until 2010, and a Member since 1998, which advises the Prime Minister and Secretary of State for Defence annually on the pay and conditions of the UK Armed Forces
Member of the Senior Salaries Review Body from 2004 until 2010, which advises the Prime Minister on the remuneration of the senior civil service, judiciary and senior military
He also provides advice to a range of Government Departments, which has included a report on Uninsured Driving in the UK for the previous Labour government Secretary of State for Transport.[8] Greenaway is also the director of the Leverhulme Centre for Research on Globalisation and Economic Policy, which he helped establish in 1998.[9]