| SL0046 | HITCHCOCK Barbara | Sleaford St Deny's PCC | 04/08/2025 | 13/08/2008 | indefinite |
| SL0080 | HOLMES Gynna | Timberland Village Hall Committee | 06/11/2025 | 01/01/2008 | indefinite |
| SL0139 | HUDSON Michael | Sleaford & North Hykeham Constituency Labour Party | 17/10/2025 | 01/01/2008 | indefinite |
| SL0239 | JACKSON Brooke | Osbournby School PTFA | 13/11/2025 | 23/09/2011 | indefinite |
| SL0068 | JOHNSON Janet | Silk Willoughby PCC | 24/10/2025 | 01/01/2008 | indefinite |
| SL0067 | JOHNSON John | Canwick Social Club | 16/10/2024 | 01/01/2008 | indefinite |
| SL0427 | JONES Marissa | St Botolphs C of E Primary School | 24/10/2025 | 24/10/2025 | indefinite |
| SL0132 | JONES Mike | Sleaford Rugby Football Club | 10/04/2025 | 01/01/2008 | indefinite |
| SL0367 | KASPERCZYK Heather | William Alvey School | 17/01/2025 | 30/11/2021 | indefinite |
| SL0162 | KERRISON Karen Jane | North Hykeham War Memorial Hall & Playing Fields Trust | 27/10/2025 | 01/01/2008 | indefinite |