| Period | Position | Office/Committee |
| 23/04/2013 - Present | Assembly Party Group Member | All Party Group on Postal Issues |
| 13/03/2013 - Present | Assembly Party Group Member | All Party Group on Organ Donation |
| 13/02/2013 - Present | Assembly Party Group Member | All Party Group on Cost of Motor Insurance |
| 11/02/2013 - Present | Committee Member | Concurrent Committee of the Committee for Agriculture and Rural Development and the Committee for Health, Social Services and Public Safety |
| 15/10/2012 - Present | Committee Member | Committee for Health, Social Services and Public Safety |
| 20/02/2012 - Present | Assembly Party Group Member | All Party Group on Science and Technology |
| 27/09/2011 - Present | Assembly Party Group Member | All Party Group on Muscular Dystrophy |
| 13/09/2011 - Present | Assembly Party Group Member | All Party Group on Construction |
| 28/06/2011 - Present | Assembly Party Group Member | All Party Group on Visual Impairment |
| 28/06/2011 - Present | Assembly Party Group Member | All Party Group on Children and Young People |
| 20/06/2011 - Present | Assembly Party Group Member | All Party Group on Funerals and Bereavement |
| 14/06/2011 - Present | Assembly Party Group Chairperson | All Party Group on Community and Voluntary Sector |
| 14/06/2011 - Present | Assembly Party Group Member | All Party Group on Community and Voluntary Sector |
| 13/06/2011 - Present | Assembly Party Group Member | All Party Group on Diabetes |
| 23/05/2011 - Present | Committee Member | Assembly and Executive Review Committee |
| 12/05/2011 - Present | Deputy Speaker | Northern Ireland Assembly |
| 08/10/2012 - 15/10/2012 | Committee Member | Concurrent Committee for Committee for Enterprise Trade and Investment and Committee for Finance and Personnel |
| 23/04/2012 - 15/10/2012 | Committee Member | Committee for Finance and Personnel |
| 23/05/2011 - 23/04/2012 | Committee Member | Committee for Regional Development |
| 06/10/2010 - 25/03/2011 | Committee Deputy Chair | Committee for Agriculture and Rural Development |
| 14/09/2010 - 24/03/2011 | Assembly Party Group Secretary | All Party Group on Children and Young People |
| 21/04/2009 - 24/03/2011 | Assembly Party Group Chairperson | All Party Group on Community and Voluntary Sector |
| 22/01/2009 - 24/03/2011 | Assembly Party Group Member | All Party Group on Visual Impairment |
| 09/12/2008 - 24/03/2011 | Assembly Party Group Member | All Party Group on Funerals and Bereavement |
| 16/09/2008 - 24/03/2011 | Assembly Party Group Member | All Party Group on Diabetes |
| 15/09/2008 - 01/11/2010 | Committee Member | Committee for the Environment |
| 01/07/2008 - 24/03/2011 | Assembly Party Group Member | All Party Group on Construction |
| 01/10/2007 - 24/03/2011 | Assembly Party Group Treasurer | All Party Group on Roads Safety |
| 18/09/2007 - 14/09/2010 | Assembly Party Group Chairperson | All Party Group on Children and Young People |
| 09/05/2007 - 25/03/2011 | Committee Deputy Chair | Public Accounts Committee |
| 09/05/2007 - 28/09/2008 | Committee Member | Committee for Finance and Personnel |
| 08/10/2002 - 08/10/2002 | Committee Member | EU Affairs Sub Committee |
| 17/06/2002 - 17/06/2002 | Committee Member | Ad Hoc Committee on Access to Justice |
| 04/03/2002 - 28/04/2003 | Committee Deputy Chair | Committee for Finance and Personnel |
| 11/09/2000 - 28/04/2003 | Committee Member | Committee for the Office of the First Minister and deputy First Minister |
| 30/11/1999 - 11/04/2002 | Committee Member | Committee for Employment and Learning |
| 30/11/1999 - 06/03/2002 | Committee Member | Committee on Standards and Privileges |
| 30/11/1999 - 28/04/2003 | Committee Member | Public Accounts Committee |