| Treasury Committee | Select | 51 |
| Economic Affairs Committee | Select | 40 |
| Northern Ireland Affairs Committee | Select | 23 |
| Scottish Affairs Committee | Select | 11 |
| Public Accounts Committee | Select | 11 |
| Welsh Affairs Committee | Select | 9 |
| Somerset Council | South West | 8 |
| Bournemouth, Christchurch and Poole Council | South West | 8 |
| Derry City and Strabane District Council | Northern Ireland | 7 |
| Environmental Audit Committee | Select | 7 |
| Ealing London Borough Council | London | 7 |
| Leeds City Council | Yorkshire and the Humber | 5 |
| Oxford City Council | South East | 4 |
| Perth and Kinross Council | Scotland | 4 |
| Rochford District Council | East of England | 4 |
| Falkirk Council | Scotland | 4 |
| Devon County Council | South West | 4 |
| Science and Technology Committee | Select | 4 |
| Hounslow London Borough Council | London | 4 |
| Newham London Borough Council | London | 4 |
| Medway Council | South East | 3 |
| Inverclyde Council | Scotland | 3 |
| Merthyr Tydfil County Borough Council | Wales | 3 |
| South Lanarkshire Council | Scotland | 3 |
| Hillingdon London Borough Council | London | 3 |
| Dumfries and Galloway Council | Scotland | 3 |
| Blaenau Gwent County Borough Council | Wales | 3 |
| Foreign Affairs Committee | Select | 3 |
| Swindon Borough Council | South West | 3 |
| Breckland Council | East of England | 2 |
| Built Environment Committee | Select | 2 |
| Shropshire Council | West Midlands | 2 |
| Energy Security and Net Zero Committee | Select | 2 |
| Health and Social Care Committee | Select | 2 |
| Swansea Council | Wales | 2 |
| Wiltshire Council | South West | 2 |
| King's Lynn and West Norfolk Borough Council | East of England | 2 |
| Salford City Council | North West | 2 |
| Derby City Council | East Midlands | 2 |
| Melton Borough Council | East Midlands | 2 |
| East Hertfordshire District Council | East of England | 2 |
| City of London Corporation | London | 2 |
| Boston Borough Council | East Midlands | 2 |
| Cambridgeshire County Council | East of England | 2 |
| Hammersmith & Fulham London Borough Council | London | 2 |
| Huntingdonshire District Council | East of England | 2 |
| Herefordshire Council | West Midlands | 2 |
| Stroud District Council | South West | 2 |
| Fermanagh and Omagh District Council | Northern Ireland | 2 |
| Staffordshire County Council | West Midlands | 2 |