| CITCO MANAGEMENT (UK) LIMITED ACTIVE | Secretary | 17 Jun 2019 | | | | 7, Albemarle Street, London, W1S 4HQ, England |
| BISHOP, Sean Layton ACTIVE | Director | 01 Dec 2016 | | Wales | September 1966 | Croespenmaen Industrial Estate East, Maes-Yr-Haf Lane, Crumlin, Newport, NP11 3AF, Wales |
| KALIDAS, Hitesh Jugdish, Mr. ACTIVE | Director | 01 Jan 2021 | | England | November 1988 | Croespenmaen Industrial Estate East, Maes-Yr-Haf Lane, Crumlin, Newport, NP11 3AF, Wales |
| BEYNON, David Richard RESIGNED | Secretary | | 19 Nov 2008 | | | Tegfan, Tegfan, Pwllmeyric, Chepstow, Gwent, NP16 6LA, United Kingdom |
| BISHOP, Sean Layton RESIGNED | Secretary | 01 Dec 2016 | 24 Jun 2019 | | | Croespenmaen Industrial Estate East, Maes-Yr-Haf Lane, Crumlin, Newport, NP11 3AF, Wales |
| DWYER, Joanne Michelle RESIGNED | Secretary | 19 Nov 2008 | 19 Mar 2009 | | | 15, Llwyn Yr Eos Grove, Merthyr Tydfil, Mid Glamorgan, CF47 0GD, United Kingdom |
| JOHNSON, David RESIGNED | Secretary | 30 Sep 2015 | 01 Dec 2016 | | | Croespenmaen Industrial Estate, Crumlin, Newport, Mon, NP11 3AG |
| SCHOEPFER, Matthieu RESIGNED | Secretary | 14 Dec 2013 | 30 Sep 2015 | | | Croespenmaen Industrial Estate, Crumlin, Newport, Mon, NP11 3AG |
| STANWORTH, Robert Paul RESIGNED | Secretary | 19 Mar 2009 | 31 Jul 2013 | | | 2, Fairfield, Penperlleni, Pontypool, Gwent, NP4 OAP |
| BELDERBOS, Walter Louiza Alfons RESIGNED | Director | 01 Mar 2003 | 03 Feb 2010 | | December 1957 | Kartuizerslaan 9, B 1860 Meise, Belgium |
| BEYNON, David Richard RESIGNED | Director | 01 Mar 2003 | 19 Nov 2008 | | November 1948 | Tegfan, Tegfan, Pwllmeyric, Chepstow, Gwent, NP16 6LA, United Kingdom |
| BRIDLE, Christopher Anthony RESIGNED | Director | 01 Apr 2019 | 01 Dec 2020 | England | August 1964 | Croespenmaen Industrial Estate East, Maes-Yr-Haf Lane, Crumlin, Newport, NP11 3AF, Wales |
| CASIMIRO, Isabel RESIGNED | Director | 01 Sep 2015 | 15 Feb 2017 | Germany | May 1967 | Croespenmaen Industrial Estate, Crumlin, Newport, Mon, NP11 3AG |
| CLUYSE, Christoph Jozef RESIGNED | Director | 15 Feb 2017 | 22 Aug 2018 | Belgium | October 1973 | Croespenmaen Industrial Estate, Crumlin, Newport, Mon, NP11 3AG |
| DESANTIS, Paul RESIGNED | Director | 17 Apr 2006 | 22 Feb 2011 | Usa | August 1964 | 5763 Banavie Court, Dublin, Ohio, OH 43017, Usa |
| FROHMANN, Henri RESIGNED | Director | | 01 Sep 1993 | | July 1922 | Nua Schulman Plastics, Pedro Coldmolaan, Bornem, Belgium |
| GILLINGS, Ritson Dodd RESIGNED | Director | | 31 Dec 2000 | | November 1941 | Ty Mawr Farm, Gelligroes, Pontllanfraith, Gwent, NP2 2HT |
| HAINES, Terry RESIGNED | Director | | 01 Jan 2008 | | August 1946 | A Schulman Inc Corporate Headquarter, 3550 West Market Street PO BOX 1710, Akron, Ohio, Usa |
| JOHNSON, David John RESIGNED | Director | 30 Sep 2015 | 01 Dec 2016 | England | June 1968 | Croespenmaen Industrial Estate, Crumlin, Newport, Mon, NP11 3AG |
| LINGNAU-SCHNEIDER, Heinrich Benedikt RESIGNED | Director | 11 Sep 2013 | 31 Jan 2019 | Germany | August 1962 | Croespenmaen Industrial Estate, Crumlin, Newport, Mon, NP11 3AG |
| LOEHR, Franz RESIGNED | Director | | 31 Aug 1994 | | March 1929 | A Schulman Gmbn, Huttenstrsse 211, D5014 Kerpen, Germany |
| QURESHI, Muhammad Adil RESIGNED | Director | 01 Dec 2020 | 01 Jan 2021 | England | October 1986 | Croespenmaen Industrial Estate East, Maes-Yr-Haf Lane, Crumlin, Newport, NP11 3AF, Wales |
| ROMBOUTS, Rene RESIGNED | Director | | 28 Feb 2003 | | February 1938 | Nua Schulman Plastics, Pedro Colomalaan, Bourne, Belgium |
| RZEPKA, Bernard RESIGNED | Director | 25 Feb 2009 | 11 Sep 2013 | Germany | May 1960 | 26e, Drosselweg ,, 50374 Erftstadt, Germany |
| SCHOEPFER, Matthieu RESIGNED | Director | 01 Aug 2013 | 30 Sep 2015 | United Kingdom | September 1973 | Croespenmaen Industrial Estate, Crumlin, Newport, Mon, NP11 3AG |
| SPEEK, Petrus Johannes Maria RESIGNED | Director | 19 Nov 2011 | 27 Jun 2013 | Netherlands | August 1969 | A.Schulman International Services Bvba, Technologielaan 7, B-1840, Londerzeel, Belgium |
| STANWORTH, Robert Paul RESIGNED | Director | 01 Apr 2008 | 31 Jul 2013 | Great Britain | February 1950 | Number 2, Fairfield, Penperlleni, Pontypool, Gwent, NP4 0AP, United Kingdom |
| STEFANKO, Robert RESIGNED | Director | | 17 Apr 2006 | | January 1943 | A Schulman Inc Corporate Headquarter, 3550 West Market Street, PO BOX 1710 Akron, Ohio, Usa |
| TAYLOR, Jack Boyd RESIGNED | Director | 01 May 1999 | 24 Feb 2009 | | October 1946 | 9 Rookwood, Chadderton, Oldham, Lancashire, OL1 2TU |
| VAN BORM, Stefan RESIGNED | Director | 11 Sep 2013 | 01 Sep 2015 | Belgium | November 1975 | Croespenmaen Industrial Estate, Crumlin, Newport, Mon, NP11 3AG |