| SL4769 | ARMSTRONG Pamela | Tinsley Community Centre | 13/02/2025 | 01/01/2014 | indefinite |
| SL6496 | ASHFORTH Dale | Friends of Birley Spa | 03/12/2018 | 03/12/2018 | indefinite |
| SL5866 | ASHMAN P | Sheffield Wheelchair Sports Club | 18/11/2010 | 01/01/2011 | indefinite |
| SL5367 | ASHTON Leigh | Sheffield Ice Hockey Club | 20/01/2010 | 01/01/2010 | indefinite |
| SL6323 | ASKEW Gillian | Alexander Strong fundraiser | 07/09/2012 | 07/09/2012 | indefinite |
| SL5968 | ASSIM Abdul Hassan | Kashmir Education Trust | 21/03/2006 | 01/01/2007 | indefinite |
| SL6291 | ASSOCIATION Holt House Home School | Holt House Home School Association | 31/05/2011 | 31/05/2011 | indefinite |
| SL6408 | ATKINSON Katherine | Aniridia Network UK | 08/04/2013 | 08/04/2013 | indefinite |
| SL6259 | AUSTIN Mike | Sheffield Steeldogs Supporters Club | 19/10/2009 | 19/10/2010 | indefinite |
| SL5476 | AUSTIN Robert | Middlewood Rovers Junior F.C. | 30/11/2010 | 01/01/2011 | indefinite |