Mas Insan Kamil

Junior Associate

Insan Kamil graduated from the Faculty of Law, Universitas Gadjah Mada in 2023. During his studies, he developed an interest in environmental and energy matters. Insan joined JTAsyer Law Firm in mid 2023, and have been actively involved in litigation, specifically in arbitration proceedings related to EPC Contract, gas sales & purchase agreements, and coal sales & purchase agreements. Additionally, Insan also handles general corporate matters such as, gas sales & purchase agreements, gas transport agreement, joint-operating agreement for a certain working area, lease, operating & maintenance agreements for FSRU, patent infringement dispute, and personal data breach. Insan has completed the PERADI bar exam.

Sonia Widia Febriana

Junior Associate

Sonia Widya is a Junior Associate at JTAsyer Law Firm, holding a Bachelor of Law degree from Universitas Gadjah Mada. Sonia’s extensive research skill has become a key factor in her current projects. Sonia is also actively involved in drafting agreements and providing legal opinion related to general corporate matters, power, and energy law. Her keen interest and expertise in this area have led to her involvement in assisting and advising a prominent state-owned enterprise on matters concerning power, energy, and mineral resources. She is also extensively involved in energy infrastructure development projects and energy sales and purchase agreements, specifically gas and fuel oil sales & purchase agreements, and preparing standardized contracts for goods and services procurement in upstream operations.

Raymond Nonatus Moan Reng

Junior Associate

Raymond Nonatus Moan Reng graduated from the Faculty of Law of Universitas Kristen Indonesia in 2013. Raymond started his career as a legal officer in 2014, and continue his career as legal supervisor in 2018, at PT Sadikun Niagamas Raya as a distributor of PT Pertamina. In 2022, Raymond joined KSO Pertamina EP – Petroenergy Utama Wiriagar, an upstream oil and gas operation contractor for PT Pertamina EP at Wiriagar Field, Bintuni, Papua Barat. He is certified to conduct procurement in Indonesia upstream oil and gas business according to Work Procedure Guideline 007 Special Task Force for Upstream Oil and Gas Activity, and he also have experience in land clearing and permit, Integrated Drilling Services Project, Geology Geophysis Reservoir and Production Studies Agreement, Special Terminal Permit, Borrow to Use Forest Area License, Explosion Permit and Government Relation. With his extensive experience and relations, Raymond joined JTAsyer Law Firm in 2024, and has been involved in gasification development project, which includes the joint-development agreement, procurement for FSRU vessel, EPC for onshore regasification unit, LNG and gas infrastructure & supporting services.

Earvin Darren Sihombing

Junior Associate

Earvin Darren Sihombing graduated as a Bachelor of Law from Atma Jaya Catholic University of Indonesia in 2024. During his academic years, he achieved notable accomplishments, including 1st Place in the National Moot Court Competition (NMCC) A.G. Pringgodigdo, and 3rd Place in an internal Legal Opinion Competition. With his extensive knowledge for both Indonesian criminal and civil law, Earvin joined JTAsyer Law Firm in 2024, and is actively involved in various litigation cases, particularly in the energy sectors, such as coal sale & purchase disputes, gas sale & purchase disputes, and EPC contract disputes. Earvin also involved in corporate matters, namely oil & gas services contract standardization, and lease, operating & maintenance agreements for FSRU, for a state-owned company subsidiary.