Dumping Permit for Wells Drilling in Sebuku Block, Makassar Strait. PearlOil (Sebuku) Limited. 2020.
Dumping Permit for Wells Drilling in East Kalimantan Block. PT Pertamina Hulu Kalimantan Timur. 2019-2020.
Dumping Permit for Wells Drilling in Sepinggan Block. Eni East Sepinggan. 2019-2020.
Dumping Permit for Wells Drilling in Muara Bakau Block. Eni Muara Bakau B.V. 2018.
Support of Dumping Permit for AAL-4X and AAL-5X Wells Drilling in Ande-Ande Lumut Oil Field, Northwest Natuna Block, Natuna Sea. Santos Northwest Natuna Pty.Ltd. June 2016.
Support of Dumping Permit as part of Addendum to Andal and RKL-RPL for Northern Area, East Kalimantan Block, Makassar Strait waters, and Santan Terminal at Sebuntal Village of Marangkayu Subdistrict, Kutai Kartanegara Regency, East Kalimantan Province. Chevron Indonesia Company. 2015.
Support of Dumping Permit as part of Addendum to Andal and RKL-RPL for Oil and Gas Activities in the Southern Operation Area, Makassar Strait. Chevron Indonesia Company. 2015.
Support of Dumping Permit for Gendang, Gendalo, and Dewabrata South Exploration Wells Drilling, Offshore of Makassar Strait. Chevron Indonesia Company. 2015.
Support of Dumping Permit as part of Addendum to Andal and RKL-RPL for Oil and Gas Activities Plan in Offshore North West Java Block Year 2015 – 2016. PT. Pertamina Hulu Energi Offshore North West Java. 2015.