Stephen Bowler, who has been chief executive of IGas for the past seven years, is leaving immediately by mutual consent.
The business secretary, Kwasi Kwarteng, has ordered a scientific review of the impact of fracking.
IGas shares dropped nearly 18% today following news of the impact of Covid-19 on production.
IGas has confirmed it has relinquished the Tinker Lane shale gas licence in Nottinghamshire and written off £10m in exploration costs. But the company said it was continuing to work with regulators and government to end the moratorium on fracking in England.
The would-be fracking company, IGas, has announced an agreement with CeraPhi Energy to develop geothermal energy projects using existing oil and gas wells.
IGas saw revenue drop by nearly half last year following production cuts and a falling oil price during the Covid-19 pandemic.
The oil and gas producer, IGas, has said it is looking forward to making a “material contribution” to the green energy revolution.
IGas blamed the Covid-19 outbreak and a low oil price for falls in production and revenue, along with a rise in debt, in the first half of the year.
Redundant oil and gas wells could be used for geothermal energy, the would-be fracking company, IGas, said in an announcement this morning.
IGas declared a pre-tax loss of £59.1m for 2019 in its group annual results published today. This was up from £25.1m in 2018.