| D'ABREO, Riordan ACTIVE | Secretary | 01 Jul 2020 | | | | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| CASTRIOTA-SCANDERBEG, Giorgio ACTIVE | Director | 30 Aug 2024 | | Italy | February 1979 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| HOIJTINK, Seger Willem Arie ACTIVE | Director | 10 Aug 2026 | | Netherlands | June 1971 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| PAGANO, Francesco ACTIVE | Director | 24 Mar 2022 | | United Kingdom | June 1968 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| PORRETTA-SERAPIGLIA, Claudia ACTIVE | Director | 06 Jun 2025 | | United Kingdom | November 1977 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| WATERLOW, Richard Philip ACTIVE | Director | 08 Dec 2020 | | United Kingdom | September 1973 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| BELL, Christopher Bruce RESIGNED | Secretary | 11 Apr 2000 | 13 Jul 2000 | | | 3 Berkeley Close, Chesham, Buckinghamshire, HP5 2RL |
| DAL BELLO, Francesca RESIGNED | Secretary | 02 Apr 2010 | 09 Nov 2017 | | | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| JOHN, Hywel Rhys Richard RESIGNED | Secretary | 13 Jul 2000 | 01 Feb 2008 | | | 84 Bluehouse Lane, Oxted, Surrey, RH8 0AD |
| KEENAN, Nicholas Mark RESIGNED | Secretary | 01 Feb 2008 | 02 Apr 2010 | | | 2nd Floor, Kierran Cross, 11 Strand, London, WC2N 5HR |
| RAND, Philip Graeme RESIGNED | Secretary | 10 Mar 1998 | 11 Apr 2000 | | | 7 Cecil Road, Sutton, Surrey, SM1 2DL |
| TREZZA, Mila RESIGNED | Secretary | 09 Nov 2017 | 01 Jul 2020 | | | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| TRAVERS SMITH SECRETARIES LIMITED RESIGNED | Nominee Secretary | 14 Jan 1998 | 10 Mar 1998 | | | 10 Snow Hill, London, EC1A 2AL |
| BERTORELLI, Daniele RESIGNED | Director | 08 Apr 2013 | 02 May 2016 | Italy | December 1958 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| BOLLINI, Marco Vittorio Maria RESIGNED | Director | 01 Feb 2008 | 21 Jul 2008 | | October 1966 | Via Aspromonte N. 7, Lecco, 23900, Italy |
| BURBI, Livio RESIGNED | Director | 21 Jul 2008 | 06 Jan 2010 | | March 1951 | Via Sant ' Andrea, 135, 55049 Viareggio (Lu), Italy |
| CALVEY, Michael RESIGNED | Director | 28 Aug 1998 | 01 Feb 2008 | | October 1967 | Ducat Place 11, 7 Gasheka Street, Suite 750, Moscow, 123056, Russia |
| CASTIGLIONI, Fabio RESIGNED | Director | 13 Oct 2022 | 10 Aug 2026 | Italy | September 1967 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| CASTIGLIONI, Fabio RESIGNED | Director | 15 Jun 2009 | 14 Jul 2010 | Uk | September 1967 | 2nd Floor, Kierran Cross, 11 Strand, London, WC2N 5HR |
| CELESTINO, Simone RESIGNED | Director | 24 Aug 2012 | 17 Jul 2017 | Italy | September 1966 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| CHACON, Oswaldo RESIGNED | Director | 10 Apr 2012 | 24 Sep 2014 | United Kingdom | October 1973 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| CIARROCCHI, Luigi RESIGNED | Director | 07 Nov 2008 | 08 Apr 2013 | | June 1961 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| CIARROCCHI, Luigi RESIGNED | Director | 21 Jul 2008 | 21 Jul 2008 | | June 1961 | 3, Via Passo Buole, Milano, 20135, Italy |
| COLE, Alan Jack RESIGNED | Director | 02 Oct 2003 | 01 Feb 2008 | United Kingdom | April 1942 | 57 Hugh Street, London, SW1V 4HR |
| DE MARCO, Claudio RESIGNED | Director | 05 Jan 2017 | 12 Jun 2017 | England | February 1957 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| DOSSENBACH, Andreas Johannes RESIGNED | Director | 09 Jun 2003 | 06 Jan 2004 | | February 1951 | Chemin Des Pecheurs 15, Perroy, 1166, Switzerland |
| FERRARA, Gianluigi RESIGNED | Director | 13 Jun 2017 | 24 Mar 2022 | United Kingdom | September 1959 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| FORZONI, Andrea RESIGNED | Director | 01 Feb 2008 | 07 Nov 2008 | | February 1952 | 4 Via Carroccio, Milan, 20123, Italy |
| FOUSHEE, Lee Scott RESIGNED | Director | 21 Jun 1999 | 03 Oct 2003 | | July 1962 | 175 Water Street, 23rd Floor, New York, Ny 16038, Usa |
| GIBSON, Ian Stewart RESIGNED | Director | 08 May 1998 | 15 Sep 2003 | | October 1965 | Apartment 16, 206-212 Saint John Street, London, EC1V 4PH |
| GIUBILEO, Andrea RESIGNED | Director | 22 Nov 2021 | 12 Feb 2023 | Italy | October 1969 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| GIUSTO, Manfredi RESIGNED | Director | 03 Oct 2024 | 06 Jun 2025 | United Kingdom | February 1965 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| GIUSTO, Manfredi RESIGNED | Director | 18 Nov 2019 | 06 Aug 2020 | England | February 1965 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| GUPTA, Atul, Mr. RESIGNED | Director | 27 Jan 1999 | 01 Feb 2008 | England | December 1959 | 43 Loveday Road, London, W13 9JT |
| HEMMENS, Philip Duncan RESIGNED | Director | 06 Aug 2020 | 13 Oct 2022 | England | October 1953 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| HEMMENS, Philip Duncan RESIGNED | Director | 19 Sep 2011 | 17 May 2016 | United Kingdom | October 1953 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| HENRY, Keith Nicholas RESIGNED | Director | 31 Mar 2005 | 01 Feb 2008 | England | March 1945 | Amberwood Court, Warreners Lane, Weybridge, Surrey, KT13 0LQ |
| KEENAN, Nicholas Mark RESIGNED | Director | 21 Jul 2008 | 15 Nov 2010 | Uk | May 1972 | 2nd Floor, Kierran Cross, 11 Strand, London, WC2N 5HR |
| LASRY, Albert Daniel Pierre RESIGNED | Director | 10 Feb 2004 | 01 Feb 2008 | | November 1959 | 8 Rue Du Pont-Neuf, Carouge, Ch-1227, Switzerland |
| LAVERS, Brian Anthony RESIGNED | Director | 27 Jan 1999 | 01 Feb 2008 | United Kingdom | May 1935 | 6 Mores Garden, 60 Cheyne Walk, London, SW3 5BB |
| LUSURIELLO, Luigino RESIGNED | Director | 01 Feb 2008 | 15 Jun 2009 | | August 1961 | 708 The View 20 Palace Street, London, SW1E 5BA |
| O'SULLIVAN, Finian Rory RESIGNED | Director | 10 Mar 1998 | 01 Feb 2008 | United Kingdom | February 1955 | Tangley House, Southdown Road, Shawford, Hampshire, SO21 2BY |
| PANNIKOV, Andrei RESIGNED | Director | 27 Mar 1998 | 01 Feb 2008 | | August 1949 | N6 Kamares Avenue, Tala, Paphos, Cyprus |
| PASQUA, Roberto RESIGNED | Director | 24 Sep 2014 | 13 Jun 2017 | United Kingdom | March 1965 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| PIRO, Luigi RESIGNED | Director | 17 May 2016 | 05 Jan 2017 | United Kingdom | March 1959 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| PIRO, Luigi RESIGNED | Director | 01 Feb 2008 | 21 Jul 2008 | | March 1959 | Via Strasburgo 5b, San Donato Milanese, Milan, 20097, Italy |
| POLO, Franco, Dr RESIGNED | Director | 14 Jul 2010 | 19 Sep 2011 | United Kingdom | December 1957 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| RAND, Philip Graeme RESIGNED | Director | 10 Mar 1998 | 19 May 2000 | United Kingdom | April 1952 | 7 Cecil Road, Sutton, Surrey, SM1 2DL |
| RATCLIFFE, Stephen Howard RESIGNED | Director | 20 Sep 2011 | 24 Aug 2012 | United Kingdom | January 1956 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| RINALDI, Francesca RESIGNED | Director | 12 Jun 2017 | 18 Nov 2019 | England | April 1978 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| ROSE, Andrew Benedict RESIGNED | Director | 02 Jul 2001 | 01 Feb 2008 | United Kingdom | March 1957 | Itchel House, Itchel Lane Crondall, Farnham, Surrey, GU10 5PT |
| SANTELLANI, Giordano RESIGNED | Director | 10 Sep 2019 | 22 Nov 2021 | Italy | January 1967 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| SHAW, Roland Clark RESIGNED | Director | 10 Mar 1998 | 08 Sep 2003 | | October 1921 | Shalden Park Farm, Shalden, Hampshire, GU34 4DS |
| STOBIE, Alistair Milburn Macdonald RESIGNED | Director | 27 Mar 1998 | 17 Aug 1998 | | August 1966 | Flat 88, 29 Dolgorukovskaya, Moscow, 103006, Russia |
| STROKIN, Nikolai RESIGNED | Director | 27 Mar 1998 | 18 Oct 2001 | | October 1935 | Uritza Osipenko Za-98, Samara, Russia, FOREIGN |
| TALAMONTI, Marco RESIGNED | Director | 01 Feb 2008 | 10 Apr 2012 | England | October 1970 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| THURLEY, Brian RESIGNED | Director | 10 Mar 1998 | 12 Sep 2003 | United Kingdom | January 1951 | 1 South Hill, Guildford, Surrey, GU1 3SY |
| TREZZA, Mila RESIGNED | Director | 15 Nov 2010 | 30 Oct 2020 | England | September 1975 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| TROVATO, Enrico RESIGNED | Director | 12 Feb 2023 | 30 Aug 2024 | Italy | October 1974 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| TROVATO, Enrico RESIGNED | Director | 17 Jul 2017 | 10 Sep 2019 | Italy | October 1974 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| TSAKOS, Nikos RESIGNED | Director | 27 Mar 1998 | 16 Sep 2003 | | June 1963 | Megaron Macedonia, Athens 175 02, Greece, FOREIGN |
| VASQUES, Luciano Maria RESIGNED | Director | 01 Aug 2020 | 03 Oct 2024 | United Kingdom | April 1963 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| VIGNATI, Luca RESIGNED | Director | 02 May 2016 | 01 Aug 2020 | Italy | March 1963 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ |
| VIGNATI, Luca RESIGNED | Director | 06 Jan 2010 | 20 Sep 2011 | United Kingdom | March 1963 | Eni House, 10 Ebury Bridge Road, London, England, SW1W 8PZ, England |
| TRAVERS SMITH LIMITED RESIGNED | Nominee Director | 14 Jan 1998 | 10 Mar 1998 | | | 10 Snow Hill, London, EC1A 2AL |
| TRAVERS SMITH SECRETARIES LIMITED RESIGNED | Nominee Director | 14 Jan 1998 | 10 Mar 1998 | | | 10 Snow Hill, London, EC1A 2AL |