| REILLY, Christopher James ACTIVE | Director | 15 Jul 2022 | | England | December 1978 | Riga Wharf, 380 Bristol Road, Gloucester, GL2 5DH, United Kingdom |
| SHARP, Suzanne ACTIVE | Director | 31 Jul 2024 | | United Kingdom | February 1968 | Riga Wharf, 380 Bristol Road, Gloucester, GL2 5DH, United Kingdom |
| BAILEY, Philip RESIGNED | Secretary | 13 Nov 2008 | 31 Aug 2017 | | | 5, Zodiac, Boundary Way Hemel Hempstead Industrial Estate, Hemel Hempstead, Hertfordshire, HP2 7SJ, United Kingdom |
| SMITH, Michael Alan Kingsley RESIGNED | Secretary | | 29 Sep 2003 | | | 12 Williams Way, Radlett, Hertfordshire, WD7 7EZ |
| EVERSECRETARY LIMITED RESIGNED | Secretary | 29 Sep 2003 | 13 Nov 2008 | | | Eversheds House, 70 Great Bridgewater Street, Manchester, M1 5ES |
| ANDREWS, Samantha Jane RESIGNED | Director | 01 Jul 2022 | 31 Jul 2024 | United Kingdom | November 1984 | 5, Zodiac, Boundary Way Hemel Hempstead Industrial Estate, Hemel Hempstead, Hertfordshire, HP2 7SJ |
| ATHERTON, Philip RESIGNED | Director | 17 Jan 2004 | 01 Jul 2005 | England | May 1957 | 82 Leicester Road, Quorn, Loughborough, Leicestershire, LE12 8BB |
| CATTANEO, Alessandro RESIGNED | Director | 27 Mar 2014 | 31 Dec 2016 | Italy | July 1962 | 5, Zodiac, Boundary Way Hemel Hempstead Industrial Estate, Hemel Hempstead, Hertfordshire, HP2 7SJ, United Kingdom |
| GAYER, Georg RESIGNED | Director | | 01 Jul 1999 | | May 1946 | Gerokstrabe 5, 71735 Eberdingen, Germany |
| HENMAN, Andrew John RESIGNED | Director | 01 Jun 2007 | 31 Aug 2018 | United Kingdom | February 1954 | 5, Zodiac, Boundary Way Hemel Hempstead Industrial Estate, Hemel Hempstead, Hertfordshire, HP2 7SJ |
| LAND, Jason Andrew RESIGNED | Director | 01 Jan 2017 | 11 Mar 2021 | Netherlands | August 1969 | 5, Zodiac, Boundary Way Hemel Hempstead Industrial Estate, Hemel Hempstead, Hertfordshire, HP2 7SJ |
| LEWINGDON, Ronald Charles RESIGNED | Director | 01 Jul 1999 | 15 Jul 2004 | United Kingdom | May 1944 | 7 Balland Way, Wootton, Northampton, Northamptonshire, NN4 6AU |
| METER, Pieter Lodewijk RESIGNED | Director | 01 Apr 2021 | 01 Jul 2022 | Netherlands | March 1981 | 5, Zodiac, Boundary Way Hemel Hempstead Industrial Estate, Hemel Hempstead, Hertfordshire, HP2 7SJ |
| MILLS, Andrew Clifford RESIGNED | Director | 01 Apr 2019 | 17 Jun 2022 | Northern Ireland | February 1972 | 5, Zodiac, Boundary Way Hemel Hempstead Industrial Estate, Hemel Hempstead, Hertfordshire, HP2 7SJ, United Kingdom |
| PEER, Horst RESIGNED | Director | | 01 Jan 1999 | | July 1937 | Elmestrasse 2, 7257 Ditzingen 5, Germany |
| STEWART, Susan Elizabeth RESIGNED | Director | 01 Feb 2006 | 31 May 2007 | | July 1958 | 35 High Street, Tumble, Llanelli, Dyfed, SA14 6HE |
| VOGEL, Franz RESIGNED | Director | 01 Jan 1999 | 28 Feb 2014 | Germany | October 1948 | Lembergweg 4, Le-Oberaichen, D70771, Germany |