Bir Seba Complex is a producing conventional oil field located onshore Algeria and is operated by Groupement Bir Seba. According to GlobalData, who tracks more than 34,000 active and developing oil and gas fields worldwide, the field is located in block Touggourt (Block 433a, 416b). Buy the profile here.

An expansion project is associated with the Bir Seba Complex, namely the Bir Seba Phase II & Mouiat Oulad Messaoud Development. This project is currently in the commissioning stage, expected to start in 2023.

Field participation details

The field is owned by PTT Public, Sonatrach and Vietnam National Oil and Gas Group.

Production from Bir Seba Complex

The Bir Seba Complex conventional oil field recovered 26.97% of its total recoverable reserves, with peak production expected in 2024. The peak production will approximately 38.00 thousand bpd of crude oil and condensate. Based on economic assumptions, production will continue until the field reaches its economic limit in 2052. The field currently accounts for approximately 1% of the country’s daily output.

Remaining recoverable reserves

The field is expected to recover 117.57 Mmboe, comprised of 117.57 Mmbbl of crude oil & condensate. Bir Seba Complex conventional oil field reserves accounts 0.03% of total remaining reserves of producing conventional oil fields globally.

Contractors involved in the Bir Seba Complex conventional oil field

The key contractors involved in the Bir Seba Complex project as follows.

Main EPC: Maire Tecnimont

For more details on the Bir Seba Complex Conventional Oil Field, buy the profile here.


GlobalData, the leading provider of industry intelligence, provided the underlying research used to produce this article.

This information is drawn from GlobalData’s Oil & Gas Intelligence Center, which provides detailed profiles of 34,000+ oil and gas fields, 400,000+ exploration blocks, 1,100+ LNG terminals, 3,400+ gas processing plants, 5,000+ storage terminals, and 8,000+ pipelines, 1,400+ refineries and 13,000+ petrochemical plants worldwide.