| Position | On first day as PM | On last day as PM |
| Prime Minister | |
| Chancellor of the Exchequer | |
| Secretary of State for Foreign and Commonwealth Affairs | |
| Secretary of State for Justice | |
| Secretary of State for the Home Department | |
| Secretary of State for Defence | |
| Secretary of State for Health | |
| Secretary of State for Environment, Food and Rural Affairs | |
| Secretary of State for International Development | |
| Secretary of State for Business, Enterprise and Regulatory Reform (later Business, Innovation and Skills) | |
| Leader of the House of Commons | |
| Secretary of State for Work and Pensions | |