The membership of the Modernisation Committee in the previous Parliament was as follows:
| Member | Constituency | Party |
|---|
| Ms Harriet Harman QC (Chairman) | Camberwell and Peckham | Labour |
| Chris Bryant | Rhondda | Labour |
| Ms Dawn Butler | Brent South | Labour |
| Ann Coffey | Stockport | Labour |
| Philip Davies | Shipley | Conservative |
| John Hemming | Birmingham, Yardley | Liberal Democrats |
| Mr George Howarth | Knowsley North and Sefton East | Labour |
| Simon Hughes | North Southwark & Bermondsey | Liberal Democrats |
| Mr Greg Knight | Yorkshire East | Conservative |
| Mark Lazarowicz | Edinburgh North and Leith | Labour |
| Mrs Theresa May | Maidenhead | Conservative |
| Mr Richard Shepherd | Aldridge-Brownhills | Conservative |
| Sir Peter Soulsby | Leicester South | Labour |
| Dr Howard Stoate | Dartford | Labour |
| Sir Nicholas Winterton | Macclesfield | Conservative |