| H S SECRETARIES LIMITED ACTIVE | Secretary | 30 Jul 2024 | | | | The Hart Shaw Building, Europa Link, Sheffield, S9 1XU, United Kingdom |
| BURELLI, Massimiliano ACTIVE | Director | 19 Sep 2023 | | Italy | August 1970 | President Way Works, President Way, Sheffield, S4 7UR |
| CHIAO, Yu-Lon ACTIVE | Director | 25 Jun 2026 | | Taiwan | July 1958 | President Way Works, President Way, Sheffield, S4 7UR |
| HO, Hsin-Yi ACTIVE | Director | 25 Jun 2026 | | Taiwan | February 1976 | President Way Works, President Way, Sheffield, S4 7UR |
| LIANG, Kunying ACTIVE | Director | 25 Jun 2026 | | Taiwan | September 1976 | President Way Works, President Way, Sheffield, S4 7UR |
| RICHARDSON, Kenneth Andrew ACTIVE | Director | 12 May 2022 | | England | September 1972 | President Way Works, President Way, Sheffield, S4 7UR |
| BELL, John Clive RESIGNED | Secretary | | 09 Apr 1998 | | | Park Barn, Sheffield Road Blyth, Worksop, Nottinghamshire, S81 8HF |
| BROWN, Victoria Mary RESIGNED | Secretary | 06 Mar 2023 | 05 Apr 2024 | | | President Way Works, President Way, Sheffield, S4 7UR |
| CULLIS, Thomas RESIGNED | Secretary | 12 May 2022 | 06 Mar 2023 | | | Clearwater House, 4 - 7 Manchester Street, London, W1U 3AE, England |
| DAVIS, Elliot Staub RESIGNED | Secretary | 20 Oct 2008 | 12 May 2022 | | | 1000, Six Ppg Place, Pittsburgh, Pa 15222, United States |
| DODSON, Darryl Ray RESIGNED | Secretary | 09 Apr 1998 | 31 Aug 2000 | | | Roche Abbey Mill Farm, Stone, Rotherham, South Yorkshire, S66 8NN |
| DUDILL, Anthony Leonard RESIGNED | Secretary | 31 Aug 2000 | 01 Apr 2008 | | | 25, Croft Drive, Tickhill, Doncaster, South Yorkshire, DN11 9UL |
| GRAVITAS COMPANY SECRETARIAL SERVICES LIMITED RESIGNED | Secretary | 01 Apr 2008 | 21 Aug 2017 | | | One, New Change, London, EC4M 9AF |
| KEYSTONE LAW LIMITED RESIGNED | Secretary | 30 Jul 2020 | 12 May 2022 | | | 48, Chancery Lane, London, WC2A 1JF, United Kingdom |
| MWLAW SERVICES LIMITED RESIGNED | Secretary | 21 Aug 2017 | 29 Jul 2020 | | | Second Floor, 11 Pilgrim Street, London, EC4V 6RN, England |
| ANDREWS, John Van Ness RESIGNED | Director | 06 Feb 1998 | 25 Jun 1999 | | March 1934 | 3815 Pomfret Lane Charlotte 28211, North Carolina, Usa, FOREIGN |
| ASHBAUGH, Henry Snyder RESIGNED | Director | 06 Feb 1998 | 25 Jun 1999 | | September 1938 | 839 Old Bell Road, Charlotte 28270 North Carolina, Usa, FOREIGN |
| BELL, John Clive RESIGNED | Director | | 09 Apr 1998 | England | August 1953 | Park Barn, Sheffield Road Blyth, Worksop, Nottinghamshire, S81 8HF |
| BERESFORD, John Haydn RESIGNED | Director | 30 Jun 1997 | 06 Feb 1998 | | December 1943 | 47 Rockwood Drive, Skipton, North Yorkshire, BD23 1UW |
| BONIME, Jonathan David RESIGNED | Director | 06 Feb 1998 | 25 Jun 1999 | | January 1956 | 240 Trotwood Drive, Upper St Claire Pennsylvania 15241, Usa, FOREIGN |
| BRAND, Malcolm Arthur RESIGNED | Director | | 06 Feb 1998 | | February 1942 | Chardonnay, 1a Lindrick Road Woodsetts, Worksop, Nottinghamshire, S81 8RD |
| BROEKER, Pamela Margaret RESIGNED | Director | 09 Jan 2019 | 12 May 2022 | Germany | September 1953 | 1000 Six Ppg Place, Pittsburgh, Pa, 15222, United States |
| BROWN, Victoria Mary RESIGNED | Director | 06 Mar 2023 | 05 Apr 2024 | England | May 1973 | President Way Works, President Way, Sheffield, S4 7UR |
| CHAMBERS, Richard RESIGNED | Director | 12 May 2022 | 09 Aug 2022 | England | September 1973 | President Way Works, President Way, Sheffield, S4 7UR |
| CULLIS, Thomas RESIGNED | Director | 12 May 2022 | 19 Sep 2023 | England | April 1989 | Clearwater House, 4 - 7 Manchester Street, London, W1U 3AE, England |
| DALTON, Hunter Russell RESIGNED | Director | 01 Apr 2008 | 31 Mar 2016 | | June 1954 | 3119, Drake Lane, Monroe, Nc 28110, United States |
| DAVIS, Elliot Staub RESIGNED | Director | 01 May 2011 | 12 May 2022 | United States | August 1961 | 1000, Six Ppg Place, Pittsburgh, Pa 15222, United States |
| DECOURCY, Patrick RESIGNED | Director | 15 Jul 2013 | 23 Jan 2020 | United States | October 1962 | 1000, Six Ppg Place, Pittsburgh, PA 15222, United States |
| GERRARD, John Charles RESIGNED | Director | | 06 Apr 1998 | | March 1940 | 48 West Bank Drive, Anston, Sheffield, South Yorkshire, S31 7JG |
| HALL, Stephen Darren RESIGNED | Director | 19 Sep 2023 | 15 Jan 2024 | England | June 1962 | President Way Works, President Way, Sheffield, S4 7UR |
| HARSHMAN, Richard Joseph RESIGNED | Director | 16 Oct 2003 | 01 May 2011 | | July 1956 | 1516 Fox Chase Lane, Upper St. Clair, Pittsburgh, Pennsylvania 15241, Usa |
| HARSHMAN, Richard Joseph RESIGNED | Director | 06 Feb 1998 | 25 Jun 1999 | | July 1956 | 165 Thousand Oaks Drive, Upper St. Clair, Pittsburgh, Pennsylvania 15241, United States |
| KAVANAGH, Desmond John RESIGNED | Director | | 30 Sep 1997 | England | March 1938 | 708 Chatsworth Road, Chesterfield, Derbyshire, S40 3PB |
| LOMAX, Keith Barrie RESIGNED | Director | 01 Jan 1997 | 29 Jun 1997 | | December 1947 | 139 Abbeydale Road South, Sheffield, South Yorkshire, S7 2QT |
| MARRISON, Terence RESIGNED | Director | | 31 Dec 1996 | | March 1940 | 56 West Bank Drive, Anston, Sheffield, South Yorkshire, S31 7JG |
| MARSHALL, Simon Gerald Scott RESIGNED | Director | 06 Feb 1998 | 25 Jun 1999 | | July 1965 | 12 Grasmere Road, Dronfield Woodhouse, Dronfield, Derbyshire, S18 8PS |
| MISUL, Alessandro Gino RESIGNED | Director | 26 Nov 2024 | 25 Jun 2026 | Italy | October 1969 | President Way Works, President Way, Sheffield, S4 7UR |
| MURDY, James RESIGNED | Director | 25 Jun 1999 | 30 Sep 2003 | | April 1938 | 2670 Merry Oak Lane, Pittsburgh Allegheny County, Pennsylvania, USA, 15241-2953 |
| NEWMAN, Donald P. RESIGNED | Director | 23 Jan 2020 | 12 May 2022 | United States | June 1964 | 1000 Six Ppg Place, Pittsburgh, Pa, 15222, United States |
| OAKES, Graham RESIGNED | Director | | 25 Jun 1999 | | October 1940 | 18 Ormes Meadow, Owlthorpe, Sheffield, South Yorkshire, S19 6TE |
| PIROVANO, Monica RESIGNED | Director | 19 Sep 2023 | 25 Jun 2026 | Italy | November 1963 | President Way Works, President Way, Sheffield, S4 7UR |
| PIZZORNO, Mariano Adrian RESIGNED | Director | 16 Jan 2024 | 26 Nov 2024 | Italy | November 1971 | President Way Works, President Way, Sheffield, S4 7UR |
| PRIDGEON, John Warren RESIGNED | Director | 06 Feb 1998 | 20 Jan 2000 | | November 1935 | 10 Beauford House Bamford Mill, The Hollow Bamford, Hope Valley, Derbyshire, S33 0AU |
| REID, Dale Gary RESIGNED | Director | 01 May 2011 | 15 Jul 2013 | Usa | December 1955 | 1000, Six Ppg Street, Pittsburgh, Pa 15222, United States |
| THOMPSON, Ronald David RESIGNED | Director | 07 Feb 2000 | 15 Nov 2001 | | February 1962 | 5 Park Avenue, Sheffield, South Yorkshire, S10 3EY |
| TIMOTHY, Stephen Paul, Doctor RESIGNED | Director | 01 Aug 1996 | 25 Jun 1999 | | August 1957 | 29 Silver Hill Road, Ecclesall, Sheffield, S11 9JG |
| WALTON, Jon David RESIGNED | Director | 25 Jun 1999 | 01 May 2011 | | September 1942 | 137 Hoodridge Drive, Pittsburgh, Pennsylvania 15228, Usa |
| WILLIAMS JR, Thomas Earl RESIGNED | Director | 25 Jun 1999 | 01 Apr 2008 | | April 1940 | 104 Circle Drive PO BOX 113, Wingate, North Carolina 28174, Usa |
| WITHEFORD, Thomas John RESIGNED | Director | 31 Mar 2016 | 14 Aug 2017 | Usa | April 1963 | 1000, Six Ppg Place, Pittsburgh Pa 15222, United States |
| WRIGHT, Phillip Montague RESIGNED | Director | | 31 Dec 1997 | | November 1940 | Fern House 11 Tivy Dale, Cawthorne, Barnsley, South Yorkshire, S75 4EJ |
| WRIGHT, Richard Kelsey RESIGNED | Director | 01 Feb 1992 | 25 Jun 1999 | | November 1956 | Woodsetts House Dinnington Road, Woodsetts, Worksop, Nottinghamshire, S81 8RE |