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|Wholly owned subsidiary of Petronas International Corporation Ltd|
|Headquarters||Grand Buildings, 1-3 Strand, London, WC2N 5EJ|
|Roland Wessel (Chief Executive)|
It was formed in October essentially as a management-buyout of operations in the Weald Basin, acquired from Soco International. The buyout was funded by European Acquisition Capital.
In May 2004 it became a public company, listed on the Alternative Investment Market (AIM). In August 2005, it bought Pentex Oil, and increased its portfolio greatly in the East Midlands. These fields are based near Welton, Lincolnshire at Reepham, near its railway station.
In November 2005 it opened its first gas storage facility at the depleted Humbly Grove oil field, near Lasham in Hampshire. On 7 March 2008, it de-listed from the AIM stock market, becoming subsidiary of Petronas.
In April 2009 it bought Marathon Oil Ireland Ltd. In December 2011 it was acquired by Igas.
Star Energy Group Ltd is the main company based in London, but it also has nine other smaller companies which house its operations, which include
- Star Energy Weald Basin Ltd, based at the Humbly Grove facility, and includes the fields of Humbly Grove, Herriard, Singleton, Storrington, Horndean, Palmers Wood, Bletchingley and Albury.
- Star Energy (East Midlands) Ltd, based at the Welton Gathering Centre and operates the fields of Welton, Stainton, Nettleham, Cold Hanworth, Scampton, Scampton North, and Eskdale.
- Star Energy Oil and Gas Ltd, based near Gainsborough, and operates the fields at Beckingham, Egmanton, Corringham, Glentworth, East Glentworth, Rempstone, Long Clawson, Bothamstall, and South Leverton.