| ADDY, Nigel Jeremy ACTIVE | LLP Designated Member | 30 Nov 2023 | | United Kingdom | July 1964 | Colenso House Omega 1, Monks Cross Drive, York, YO32 9GZ |
| NESSGATE PROPERTIES LIMITED ACTIVE | LLP Designated Member | 14 Feb 2012 | | | | Lynnbank 2a, Irlam Road, Sale, M33 2BH, England |
| ARGILE, Francis ACTIVE | LLP Member | 14 Feb 2012 | | United Kingdom | March 1954 | Colenso House Omega 1, Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ |
| ARGILE, Jacqueline Ann ACTIVE | LLP Member | 14 Feb 2012 | | England | March 1958 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| CAMERON, Ian William ACTIVE | LLP Member | 05 Apr 2026 | | England | December 1971 | Colenso House Omega 1, Monks Cross Drive, York, YO32 9GZ |
| COKER, John Edwin ACTIVE | LLP Member | 23 Jan 2026 | | England | May 1946 | Colenso House Omega 1, Monks Cross Drive, York, YO32 9GZ |
| MENDHAM, Barbara ACTIVE | LLP Member | 14 Feb 2012 | | United Kingdom | April 1948 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| MENDHAM, Ian Deceaux ACTIVE | LLP Member | 14 Feb 2012 | | United Kingdom | April 1944 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| RICHARDSON, Mark Nelson ACTIVE | LLP Member | 14 Feb 2012 | | United Kingdom | April 1944 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| SPARKS, Andrew James ACTIVE | LLP Member | 14 Feb 2012 | | United Kingdom | April 1945 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| THORELL, Anna Dagmar Birgitta ACTIVE | LLP Member | 14 Feb 2012 | | United Kingdom | August 1950 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| AHU MANAGEMENT LIMITED ACTIVE | LLP Member | 14 Feb 2012 | | | | 25 Queens Square Business Park, Huddersfield Road, Honley, Holmfirth, HD9 6QZ, England |
| CLARK, Laura Natalie RESIGNED | LLP Designated Member | 25 Jan 2012 | 14 Feb 2012 | United Kingdom | December 1985 | Dickinson Dees Llp, The Chocolate Works, Bishopthorpe Road, York, North Yorkshire, YO23 1DE, United Kingdom |
| ELLIOTT, Robert Alan RESIGNED | LLP Designated Member | 14 Feb 2012 | 05 Apr 2026 | England | June 1940 | Colenso House Omega 1, Monks Cross Drive, York, YO32 9GZ |
| SMITH, Matthew Neale RESIGNED | LLP Designated Member | 25 Jan 2012 | 14 Feb 2012 | United Kingdom | May 1977 | Dickinson Dees Llp, The Chocolate Works, Bishopthorpe Road, York, North Yorkshire, YO23 1DE, United Kingdom |
| WORTLEY CONSTRUCTION LIMITED RESIGNED | LLP Designated Member | 14 Feb 2012 | 30 Nov 2023 | | | Hazeldene Cottage, Stoney Bank Lane, New Mill, Holmfirth, HD9 7LZ, England |
| COKER, John Edwin RESIGNED | LLP Member | 14 Feb 2012 | 22 Jan 2026 | United Kingdom | April 1947 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| HUTTON, Judith Margaret RESIGNED | LLP Member | 14 Feb 2012 | 21 Dec 2018 | United Kingdom | January 1952 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| MADDISON, June Florence RESIGNED | LLP Member | 14 Feb 2012 | 19 Jan 2026 | United Kingdom | June 1949 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| MADDISON, Roger RESIGNED | LLP Member | 14 Feb 2012 | 24 Jan 2024 | England | August 1941 | Colenso House, Omega 1 Monks Cross Drive, Huntington, York, North Yorkshire, YO32 9GZ, United Kingdom |
| DAVID MOODY LIMITED RESIGNED | LLP Member | 14 Feb 2012 | 21 Dec 2018 | | | The Ruddings, Cowesby, Thirsk, North Yorkshire, YO7 2JH |