| Health and Social Care Committee | Select | 258 |
| Women and Equalities Committee | Select | 173 |
| Science and Technology Committee | Select | 91 |
| Central Bedfordshire Council | East of England | 55 |
| Childhood Vaccinations Committee | Select | 52 |
| Fermanagh and Omagh District Council | Northern Ireland | 50 |
| Public Services Committee | Select | 45 |
| Tower Hamlets London Borough Council | London | 40 |
| Backbench Business Committee | Select | 39 |
| Public Accounts Committee | Select | 30 |
| Terminally Ill Adults (End of Life) Bill Committee | Select | 30 |
| Scottish Affairs Committee | Select | 25 |
| North Ayrshire Council | Scotland | 19 |
| Derry City and Strabane District Council | Northern Ireland | 18 |
| City of Wolverhampton Council | West Midlands | 17 |
| Medway Council | South East | 16 |
| Autism Act 2009 Committee | Select | 15 |
| Somerset Council | South West | 15 |
| Home-based Working Committee | Select | 14 |
| Science, Innovation and Technology Committee | Select | 14 |
| Work and Pensions Committee | Select | 12 |
| Suffolk County Council | East of England | 11 |
| Trafford Metropolitan Borough Council | North West | 11 |
| Bath and North East Somerset Council | South West | 9 |
| Reading Borough Council | South East | 9 |
| Rotherham Metropolitan Borough Council | Yorkshire and the Humber | 9 |
| Environment and Climate Change Committee | Select | 8 |
| West Sussex County Council | South East | 8 |
| Edinburgh City Council | Scotland | 8 |
| Cambridgeshire County Council | East of England | 8 |
| Durham County Council | North East | 8 |
| Braintree District Council | East of England | 7 |
| Wokingham Borough Council | South East | 7 |
| Southwark London Borough Council | London | 7 |
| International Development Committee | Select | 7 |
| Inverclyde Council | Scotland | 7 |
| Newham London Borough Council | London | 7 |
| Buckinghamshire Council | South East | 6 |
| Portsmouth City Council | South East | 6 |
| Chorley Borough Council | North West | 6 |
| Flintshire County Council | Wales | 6 |
| Falkirk Council | Scotland | 6 |
| Birmingham City Council | West Midlands | 6 |
| High Peak Borough Council | East Midlands | 6 |
| Bexley London Borough Council | London | 5 |
| City of York Council | Yorkshire and the Humber | 5 |
| Lewisham London Borough Council | London | 5 |
| Staffordshire County Council | West Midlands | 5 |
| Dundee City Council or similar (DPEA is a Scottish government planning body) | Scotland | 4 |
| Darlington Borough Council | North East | 4 |