| WATT, Brian Robert ACTIVE | Secretary | 01 Jan 2012 | | | | Innospec Manufacturing Park, Oil Sites Road, Ellesmere Port, Cheshire, CH65 4EY |
| CLEMINSON, Ian Philip ACTIVE | Director | 20 Mar 2009 | | England | November 1965 | Innospec Manufacturing Park, Oil Sites Road, Ellesmere Port, Cheshire, CH65 4EY |
| SEVERIN, Emery Stephen ACTIVE | Director | 23 Apr 2010 | | Australia | June 1956 | Innospec Manufacturing Park, Oil Sites Road, Ellesmere Port, Cheshire, CH65 4EY |
| WATT, Brian Robert ACTIVE | Director | 01 Jan 2012 | | United Kingdom | January 1959 | Innospec Manufacturing Park, Oil Sites Road, Ellesmere Port, Cheshire, CH65 4EY |
| WILLIAMS, Evan James ACTIVE | Director | 19 Dec 2014 | | Australia | February 1955 | Innospec Manufacturing Park, Oil Sites Road, Ellesmere Port, Cheshire, CH65 4EY |
| DAVIES, John Graeme RESIGNED | Secretary | 06 Apr 2004 | 03 Nov 2004 | | | Springfield, Pinfold Lane Plumley, Knutsford, Cheshire, WA16 9RR |
| HARTLEY, Andrew RESIGNED | Secretary | 03 Nov 2004 | 31 Dec 2011 | | | Innospec Manufacturing Park, Oil Sites Road, Ellesmere Port, Cheshire, CH65 4EY |
| LEATHES, Graham De Mussenden RESIGNED | Secretary | 30 Jun 1999 | 23 Dec 1999 | | | 2 Park Mews Vicarage Lane, Little Budworth, Tarporley, Cheshire, CW6 9BP |
| TAYLER, John Phillip RESIGNED | Secretary | 24 Dec 1999 | 06 Apr 2004 | | | The Castle, 46 North Cross Road, Huddersfield, West Yorkshire, HD2 2NL |
| DAVIS, Ian Robert RESIGNED | Director | 18 May 2009 | 19 Dec 2014 | Australia | April 1958 | 61, Water Street, Wahroonga, New South Wales 2076, Australia |
| DE FRAZIO, Francesco RESIGNED | Director | 31 Dec 2001 | 25 Jul 2002 | | March 1971 | 8 Withers Street, Ivanhoe East, Victoria 3079, Australia |
| HARTLEY, Andrew RESIGNED | Director | 15 Apr 2005 | 31 Dec 2011 | England | November 1956 | Innospec Manufacturing Park, Oil Sites Road, Ellesmere Port, Cheshire, CH65 4EY |
| HECTOR, Donald Charles Alexander RESIGNED | Director | 07 Mar 2000 | 31 Dec 2001 | | April 1950 | 11 Park Avenue, Beecroft, New South Wales, 2119, Australia, FOREIGN |
| HIRST, John William Arthur RESIGNED | Director | 25 Jul 2002 | 22 Apr 2010 | | March 1945 | 2f/164 Burwood Road, Concord, New South Wales, 2137, Australia |
| HOLLAND, Frederick RESIGNED | Director | 25 Jul 2002 | 28 Feb 2005 | | May 1933 | 63a Pah Road, Howick, Auckland, New Zealand |
| JARVIS, Alan Geoffrey RESIGNED | Director | 30 Jun 1999 | 02 Dec 2002 | | August 1949 | Cob Hall, Hoofield Lane, Huxley, Chester, Cheshire, CH3 9BR |
| JENNINGS, Paul Willis RESIGNED | Director | 02 Dec 2002 | 20 Mar 2009 | United Kingdom | March 1957 | 1 The Chestnuts, Mill Lane Willaston, Wirral, CH64 1TU |
| KERRISON, Dennis Graham John RESIGNED | Director | 30 Jun 1999 | 15 Apr 2005 | | August 1944 | Apartment 7 Consort House, 45-46 Queens Gate, London, SW7 5HR |
| KUNZ, Andre RESIGNED | Director | 01 Sep 2000 | 31 Dec 2001 | | April 1962 | 6 Nolland Place, Kenthurst, New South Wales 2156, Australia |
| LOUGH, Malcolm RESIGNED | Director | 07 Mar 2000 | 31 Aug 2000 | | December 1938 | 10 Warragal Road, Turramurra, New South Wales, 2074, Australia, FOREIGN |
| STOREY, Graeme John RESIGNED | Director | 28 Feb 2005 | 18 May 2009 | | April 1949 | 2a/8 Sidmouth Street, Mairangi Bay, North Shore 0630, New Zealand |
| TRIBUZIO, Sergio RESIGNED | Director | 31 Dec 2001 | 25 Jul 2002 | | October 1948 | 30 Haddington Cr, Greenvale, Melbourne, Victoria 3059, Australia |