Pertamina to Replace Harbour Energy in Natuna Sea Oil Block Development
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PublishedDec 6
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Pertamina to Replace Harbour Energy in Natuna Sea Oil Block Development

AnalisaHub Editorial·December 6, 2025
Executive Summary
01

Executive Summary

Key insights and market outlook

PT Pertamina (Persero) is set to replace Harbour Energy in developing the Tuna Block in Natuna Sea. Pertamina will partner with Russian oil company Zarubezhneft. This decision follows Harbour Energy's decision to exit the block, aligning with the government's preference for national companies to lead strategic energy projects.

Full Analysis
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Deep Dive Analysis

Pertamina to Take Over Natuna Sea Oil Block from Harbour Energy

Government Backs National Company for Strategic Energy Project

PT Pertamina (Persero) is poised to replace Harbour Energy in the development of the Tuna Block located in the Natuna Sea. This move is supported by the Indonesian government, which prefers national companies to lead strategic energy projects. The decision was revealed by Djoko Siswanto, Head of SKK Migas, the special task force for upstream oil and gas activities in Indonesia.

Partnership with Russian Oil Company

Pertamina is expected to partner with Zarubezhneft, a Russian oil and gas company, in developing the Tuna Block. This collaboration indicates Indonesia's strategic energy partnerships extend beyond national borders while maintaining domestic involvement. The Tuna Block is considered a significant energy asset for Indonesia, and this change in operatorship reflects the government's push for greater national participation in critical energy projects.

Background of Harbour Energy's Exit

According to Djoko Siswanto, Harbour Energy has decided to exit the Tuna Block, creating the opportunity for Pertamina to take over. The government has been in discussions with Pertamina regarding this potential takeover, signaling a broader strategy to strengthen national control over key energy assets. This development aligns with Indonesia's energy security policies and its efforts to optimize domestic energy resources.

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Story Info

Published
1 month ago
Read Time
8 min
Sources
1 verified
Related Stocks
PERTAMINA

Topics Covered

Energy Sector DevelopmentNational Oil Company StrategyEnergy Partnerships

Key Events

1

Energy Block Operator Change

2

Strategic Energy Partnership

Timeline from 1 verified sources