Cairn India said today its interim chief executive and full-time director P Elango has resigned with immediate effect for personal reasons.

Sudhir Mathur, the chief financial officer, has taken over the additional responsibility of leading the company in the interim.

Cairn India expressed its appreciation for Elango’s contribution during his nearly 18 years with the company.

The chairman Navin Agarwal said: “Elango has had a successful stint at Cairn.