Drilling Operations for Moftinu – 1003 Well Concluded 08/28/2018 Jersey, Channel Islands, August 28, 2018 — Serinus Energy plc (“Serinus”, “SEN” or the “Company”) (AIM:SENX, WSE:SEN), is pleased to announce that the drilling of the Moftinu – 1003 well has concluded, achieving the total planned depth of 1,600 metres. The well was drilled ahead of schedule and approximately 19% below budget.