On 22 March 2017 RockRose Energy announced that it had agreed a deal to acquire the issued and to be issued share capital of Egerton Energy Ventures Limited which included the non-operated interests in the Galahad (Blocks 48/12a and 48/13b Excl. area including Galahad) and Mordred (Blocks 48/12c and 48/12a) fields located in the Southern North Sea. On 22 December 2017 RockRose confirmed that the acquisition has completed.  Galahad was discovered in 1975 and is a medium sized Permian gas field. The field has been developed via a 4-slot not normally manned platform. Mordred was discovered later in 1989 and is also a Permian gas field with a fairly tight reservoir. Egerton Energy holds a 27.8% interest in Galahad and a 8.33% interest in Mordred. 
United Kingdom (Anglo-Dutch B.) ? op. by PERENCO (91.67%, ROCKROSE 8.33%) in Galahad block