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Jadestone Energy Acquires Operated 90% Interest in Lemang PSC

On 29 June 2020, Jadestone Energy Inc., an independent oil and gas production company focused on the Asia Pacific region, announced that it has an acquisition agreement with Mandala Energy Lemang Pte Ltd to acquire an operated 90% interest in the Lemang production sharing contract (“PSC”), onshore Indonesia.

More information can be found in the press release here.


As an independent energy consulting group, ERCE’s multi-disciplinary team collaborates to find solutions and add value to the technical and commercial challenges given to us by clients for the evaluation of upstream energy projects.

A combination of our skills and experience makes us an established name in the field of oil and gas Reserves and Resources Evaluation across the globe. Our technical abilities alongside our longstanding association with the Society of Petroleum Evaluation Engineers (SPEE) make us experts in international reporting standards including SPE/PRMS, SEC, NI 51-101, UNFC. Our abilities enable us to assist clients requiring specifically tailored reports for:

  • Disclosures to the Public, Shareholders or to Stock Exchange Commissions
  • Financial activities including raising equity, flotations, bonds and debt applications
  • A&D processes
  • Valuations/Defence Documents

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