| MCCORMICK, John Patterson ACTIVE | Secretary | 15 Dec 2016 | | | | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| CARIANNI, Graziana ACTIVE | Director | 14 May 2025 | | Italy | June 1970 | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| PASCOE, Andrew John ACTIVE | Director | 01 Jun 2023 | | Scotland | March 1973 | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| SQUADRONE, Renato ACTIVE | Director | 29 Jul 2024 | | Belgium | July 1965 | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| GOODSON, Peter RESIGNED | Secretary | 30 Sep 2015 | 26 Apr 2017 | | | 49, High Street, Lyndhurst, Hampshire, SO43 7BE, England |
| MACDONALD, James Douglas RESIGNED | Secretary | 28 Nov 1996 | 22 Sep 2003 | | | Rainbows End Jordans Lane, Pilley, Lymington, Hampshire, SO41 5QW |
| MAYNARD, Nicholas Francis RESIGNED | Secretary | 23 Sep 2003 | 21 Aug 2009 | | | 15 Seaton Road, Highcliffe, Christchurch, Dorset, BH23 5HW |
| MCKINLEY, James Alexander RESIGNED | Secretary | 09 Nov 2009 | 30 Sep 2015 | | | Cadland Road, Hardley, Hythe, Southampton, SO45 3YY |
| MIDDLETON, William RESIGNED | Secretary | | 16 Oct 1996 | | | 68 Albert Hall Mansions, London, SW7 2AG |
| ATKINSON, David John RESIGNED | Director | 01 Jan 2014 | 30 Apr 2017 | England | November 1958 | 49, High Street, Lyndhurst, Hampshire, SO43 7BE, England |
| ATKINSON, David John RESIGNED | Director | 12 May 2008 | 01 Jan 2014 | England | November 1958 | Cadland Road, Hardley, Hythe, Southampton, SO45 3YY |
| BALDRATI, Paolo RESIGNED | Director | 01 Jan 2014 | 01 Jan 2017 | Italy | May 1961 | 49, High Street, Lyndhurst, Hampshire, SO43 7BE, England |
| BATTERSBY, Robert Langford RESIGNED | Director | 18 Sep 2003 | 31 Jan 2007 | United Kingdom | May 1954 | Blue Cedars, Newtown Road Awbridge, Romsey, Hampshire, SO51 0GJ |
| CARIANNI, Graziana RESIGNED | Director | 01 Jan 2017 | 31 Dec 2019 | Italy | June 1970 | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| CASADIO, Vito RESIGNED | Director | 01 Feb 2007 | 01 Jul 2011 | Italy | May 1957 | 24, Via Giuseppe Zalamella, Ravenna, 48123, Italy |
| COLOMBO, Alessandra RESIGNED | Director | 01 Jan 2014 | 01 Jan 2017 | Italy | October 1972 | 49, High Street, Lyndhurst, Hampshire, SO43 7BE, England |
| DELFINO, Franco RESIGNED | Director | 03 Mar 1995 | 17 Apr 1997 | | January 1941 | Via Moro 7, San Donato Milanese, Milan, Italy |
| DIOTTI, Marco RESIGNED | Director | 01 Jan 2020 | 29 Jul 2024 | Italy | November 1961 | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| FALZONE, Michele Corrado, Dr RESIGNED | Director | 01 Feb 2007 | 22 Dec 2008 | | May 1946 | Via Alliata, 16, Saronno, (Va) 21047, Italy |
| FIORE, Benito RESIGNED | Director | 19 Jun 1992 | 01 May 1995 | | April 1937 | Flat 9, 53 Drayton Gardens, London, SW10 9RX |
| FOGLIANO, Amedeo RESIGNED | Director | 01 Jan 1995 | 17 Apr 1997 | | August 1936 | Via Della Camilluccia 23, Rome, FOREIGN, Italy |
| FRONZONI, Ferruccio RESIGNED | Director | | 31 Dec 1994 | | November 1932 | Via Morandi 2/B, San Donato Milanese, Milan 20097, FOREIGN, Italy |
| GIAMPAOLO, Carlo RESIGNED | Director | 26 Nov 1991 | 12 Dec 1994 | | June 1936 | Via Ravenna 10/B, San Donato Milanese, Milan, FOREIGN, Italy |
| GUELLA, Luigi RESIGNED | Director | 01 Feb 2007 | 09 May 2008 | | April 1944 | Via Monterosa 15, Milano, 20149, FOREIGN, Italy |
| GUELLA, Luigi RESIGNED | Director | 02 Oct 1998 | 18 Sep 2003 | | April 1944 | Via Monterosa 15, Milano, 20149, FOREIGN, Italy |
| IABICHELLA, Salvatore RESIGNED | Director | 17 Apr 1997 | 05 Dec 2000 | | October 1944 | Via Francesco Reina 37, Milan, 20133, Italy |
| LA SCOLA, Giuseppe RESIGNED | Director | 01 Jul 2011 | 15 Feb 2012 | Belgium | January 1959 | Cadland Road, Hardley, Hythe, Southampton, SO45 3YY |
| LARGHI, Cesare RESIGNED | Director | 17 Apr 1997 | 02 Oct 1998 | | January 1947 | Via Tarvisio 15, Milan, 20125, Italy |
| LAROCCA, Vincenzo Maria RESIGNED | Director | 15 Apr 2003 | 30 Dec 2006 | | February 1961 | Via Porpora 64, Milano, 20131, Italy |
| MACDONALD, James Douglas RESIGNED | Director | 18 Sep 2003 | 01 Jul 2011 | United Kingdom | April 1950 | Rainbows End Jordans Lane, Pilley, Lymington, Hampshire, SO41 5QW |
| MUCCIOLI, Vanni RESIGNED | Director | 01 Jan 2017 | 03 Dec 2024 | Italy | August 1959 | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| NANNINI, Gian Luigi, Doctor RESIGNED | Director | 09 Mar 1999 | 19 Dec 2001 | | July 1941 | Via A Moro N 3a, San Donato Mil Se 20097 Milano, Italy, FOREIGN |
| NAPOLITANO, Nicola RESIGNED | Director | 01 Jul 2011 | 01 Jan 2014 | Italy | January 1974 | Cadland Road, Hardley, Hythe, Southampton, SO45 3YY |
| ORIOLI, Gianpetro RESIGNED | Director | | 24 Oct 1994 | | April 1935 | Milanofiori Strada 2, Palazzo Bi Assago, Milan 20090, FOREIGN, Italy |
| OTTAVIANO, Claudio RESIGNED | Director | 12 May 2008 | 11 May 2011 | Italy | August 1961 | Via A Gramsci 40, Cormano, Milan 20032, Italy |
| PAIELLA, Roberto, Dott RESIGNED | Director | 12 Dec 2000 | 30 Dec 2006 | | April 1944 | Viale Brenta N.39, Milano, Milano 20139, Italy |
| PANELLA, Paolo RESIGNED | Director | | 10 Oct 1994 | | February 1939 | Via Kennedy 27, San Donato Milanese, Milan, FOREIGN, Italy |
| PAZZINI, Emanuele RESIGNED | Director | 03 Dec 2024 | 14 May 2025 | Italy | July 1979 | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| PETYX, Federico RESIGNED | Director | 18 Mar 1994 | 26 Sep 1994 | | November 1940 | Via Primavera 4, San Donato Milanese, Milan, Italy |
| PHELAN, Edgar Thomas RESIGNED | Director | | 02 Mar 1995 | | May 1949 | Charleston Road, Hardley Hythe, Southampton, Hants, SO45 3YY |
| PROTOPAPA, Antonio RESIGNED | Director | 12 May 2008 | 01 Jan 2014 | Italy | April 1959 | Via Gabiano 27/A, Lodi, 26900, Italy |
| SALA, Franco RESIGNED | Director | 02 Oct 1998 | 10 Dec 2001 | | April 1943 | Via Francesco Redi 23, Milan 20100, Italy, FOREIGN |
| SAMPIETRO, Giuseppe RESIGNED | Director | | 12 Dec 1994 | | April 1940 | Via Cenisio 6, Milan 20154, FOREIGN, Italy |
| SANTAMARIA AMATO, Giuseppe RESIGNED | Director | 17 Apr 1997 | 28 May 1998 | | July 1946 | Via Matteotti 45/118, Arese, Milan, 20020, Italy |
| SAPORITO, Giovanni RESIGNED | Director | 22 Dec 2008 | 01 Jan 2014 | Italy | June 1954 | Piazale Libia, 7, Milan, 20135, Italy |
| SCHIAFFELLA, Paolo RESIGNED | Director | 14 Dec 2001 | 14 Apr 2003 | | October 1946 | Via Firenze 25, Leghano, Milano 20025, Italy |
| SPREAFICO, Cesare RESIGNED | Director | 12 Oct 1994 | 02 Oct 1998 | | July 1946 | The Old Rectory Grovely Road, Barford St Martin, Salisbury, Wiltshire, SP3 4AF |
| TOMASINO, Andrea RESIGNED | Director | 01 May 2017 | 31 May 2023 | Scotland | October 1972 | Eni House, Ebury Bridge Road, London, SW1W 8PZ, England |
| VASINI, Gilberto RESIGNED | Director | | 16 Feb 1994 | | March 1935 | Milanofiori Strada 2, Palazzo Bi Assago, Milan 20090, FOREIGN, Italy |
| ZAPPATERRA, Tiziano RESIGNED | Director | | 20 Jul 1993 | | August 1946 | Via Nenni 24, Vizzolo Predabissi, Milan 20070, FOREIGN, Italy |