| ROOKE, Adrian John ACTIVE | Secretary | 09 Jan 2004 | | | | Technica House, Unit 8, Millennium Drive, Leeds, LS11 5BP, England |
| MATSUSHITA, Kazuo ACTIVE | Director | | | Japan | July 1948 | Technica House, Unit 8, Millennium Drive, Leeds, LS11 5BP, England |
| MORGAN-MALES, Robert John ACTIVE | Director | 01 Aug 2015 | | England | January 1968 | Technica House, Unit 5, Millennium Way, Leeds, LS11 5AL |
| NARIHARA, Kotaro ACTIVE | Director | 11 Jul 2018 | | Japan | March 1977 | Technica House, Unit 8, Millennium Drive, Leeds, LS11 5BP, England |
| OTOMO, Yuki ACTIVE | Director | 28 Jul 2025 | | Japan | September 1981 | Technica House, Unit 8, Millennium Drive, Leeds, LS11 5BP, England |
| ROOKE, Adrian John ACTIVE | Director | 29 Sep 2004 | | United Kingdom | March 1969 | Technica House, Unit 8, Millennium Drive, Leeds, LS11 5BP, England |
| HARADA, Shigeo RESIGNED | Secretary | | 25 Mar 1996 | | | 36 West Park Crescent, Leeds, West Yorkshire, LS8 2EQ |
| MAHER, James Paul RESIGNED | Secretary | 04 Jun 2003 | 09 Jan 2004 | | | 4 Kendal Gardens, Tockworth, York, Yorkshire, YO26 7QR |
| MAHER, Paul RESIGNED | Secretary | 25 Mar 1996 | 31 Dec 2002 | | | 4 Kendal Gardens, Tockwith, York, YO26 7QR |
| SAEED, Nassra RESIGNED | Secretary | 01 Jan 2003 | 04 Jun 2003 | | | 10 Lane End Court, King Lane, Leeds, West Yorkshire, LS17 7RL |
| ABE, Atsunori RESIGNED | Director | 10 Apr 1995 | 27 Jan 2005 | | January 1945 | 2-20-1 Kichijoji-Minami, Musashino-City, Tokyo, 180, Japan |
| ARENSON, Donald Lewis RESIGNED | Director | 10 Apr 1996 | 09 Jun 2000 | | June 1926 | 7544 North Karlov Avenue, Skokie, Illinois 60076, 3863, Usa |
| CAJKA, Philip James RESIGNED | Director | 10 Apr 1995 | 10 Sep 2019 | United States | October 1955 | 120 Forest Hill, Munroe Falls, Ohio, 44260 Usa, FOREIGN |
| COOPER, Anthony Peter RESIGNED | Director | 29 Sep 2004 | 28 Feb 2007 | United Kingdom | March 1957 | 18 Clitheroe Drive, Lowercroft, Bury, Lancashire, BL8 2JU |
| GARRIDO, Richard RESIGNED | Director | 21 Jan 2006 | 11 Jul 2018 | France | June 1954 | Technica House, Unit 5, Millennium Way, Leeds, LS11 5AL, United Kingdom |
| HARADA, Keiko RESIGNED | Director | | 10 Apr 1995 | | March 1952 | 36 West Park Crescent, Roundhay, Leeds, West Yorkshire, LS8 2EQ |
| HARADA, Shigeo RESIGNED | Director | | 25 Mar 1996 | | March 1947 | 36 West Park Crescent, Leeds, West Yorkshire, LS8 2EQ |
| HATAKENAKA, Toshiyuki RESIGNED | Director | 01 Oct 2004 | 16 Jun 2008 | | January 1956 | 2-8-3-1 Minama, Takefu, Fukui 915-0825, Japan |
| HORIBE, Shinji RESIGNED | Director | 01 Aug 2011 | 13 Jun 2025 | Japan | October 1970 | Technica House, Unit 5, Millennium Way, Leeds, LS11 5AL, United Kingdom |
| HUGO, Paul RESIGNED | Director | 09 Jun 2000 | 18 Oct 2001 | | November 1956 | 530 Woodbury Drive, Akron, 44333, Usa |
| KAMIMURA, Fumio RESIGNED | Director | 01 Jul 2008 | 20 Jul 2011 | Japan | November 1959 | Miva-Midoriyama 1-22-6-402, Machida, Tokyo, 195-0055, Japan |
| KROCKEL, Eberhard RESIGNED | Director | 11 Jun 1999 | 12 Nov 2003 | | May 1952 | Kleiststr 6, Wiesbaden 65187, Germany |
| MAHER, Paul RESIGNED | Director | 01 Apr 1993 | 30 Sep 2005 | | May 1942 | 4 Kendal Gardens, Tockwith, York, YO26 7QR |
| MATSUSHITA, Hideo RESIGNED | Director | | 13 Oct 2006 | | November 1919 | 3-34-6 Nishi Venara, Shinjuku-Ku, Tokyo, FOREIGN, Japan |
| REICHEL, Kenneth Ray RESIGNED | Director | 10 Apr 1995 | 09 Jun 2000 | | November 1938 | 44 Church Street, Hudson, Ohio, 44236 Usa |
| SHIMIZU, Mitsuyoshi RESIGNED | Director | 25 Jun 2008 | 20 Jul 2011 | Japan | June 1958 | 3-10-7 Shimiruchi, Shiroi-Shi, Chipa, Shiroi, Japan |
| UZAWA, Shigeru RESIGNED | Director | 29 Sep 2004 | 16 Jun 2008 | | March 1962 | 2-23-24-102, Kachida Minami Tzuki Ku, Yokohama City Kanagawa Prof, Japan |