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Private company

Partex

Logo: Partex, Public domain, via Wikimedia Commons3

Portuguese oil company

Partex Oil and Gas (Holdings) Corporation is an oil company owned by PTT Exploration and Production, a company based in Thailand. It was previously owned by the Calouste Gulbenkian Foundation, from Lisbon, Portugal, until it was sold in June 2019.2 It is part of PTT Exploration and Production Public Company Limited.1 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

Jun 1938Founded1
  • Industrypetroleum industry1
  • HeadquartersLisbon1

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Partex Oil and Gas (Holdings) Corporation is an oil company owned by PTT Exploration and Production, a company based in Thailand. It was previously owned by the Calouste Gulbenkian Foundation, from Lisbon, Portugal, until it was sold in June 2019.2

Corporate structure

Partex is part of a group headed by PTT Public Company Limited. 20 entities, 5 countries on record. Switch between the flow chart and the network, and select any entity to see its details.

  • PTT Public Company Limited Bangkok, Thailand
    • PTT Exploration and Production Public Company Limited กรุงเทพฯ, Thailand
      • Partex Lisbon
      • AI and Robotics Ventures Company Limited (บริษัท เอไอ แอนด์ โรโบติกส์ เวนเจอร์ส จำกัด) Subsidiary · Bangkok, Thailand
      • PTTEP Siam Limited (บริษัท ปตท.สผ.สยาม จำกัด) Subsidiary · กรุงเทมหานคร, Thailand
      • PTTEP Treasury Center Company Limited (บริษัท ปตท.สผ. ศูนย์บริหารเงิน จำกัด) Subsidiary · กรุงเทพฯ, Thailand
    • PTT Global Chemical Public Company Limited กรุงเทพฯ, Thailand
    • Bangchak Petroleum Public Company Limited Subsidiary · Chatuchak
    • IRPC Public Company Limited Subsidiary · ระยอง, Thailand
    • NatureWorks Subsidiary · Wilmington, Delaware, United States
    • PTT Aromatics and Refining Public Company Limited Subsidiary
    • PTT Chemical Public Company Limited Subsidiary
    • Thai Oil Subsidiary · Bangkok
    • Global Power Synergy Stake · 42.53%
    • PTT INTERNATIONAL TRADING USA INC. Subsidiary · 100% · Wilmington, Delaware, United States
    • ALLNEX RESINS INDIA PRIVATE LIMITED Subsidiary · Mumbai, India
    • PTT INTERNATIONAL TRADING LONDON LTD Subsidiary · London, United Kingdom
    • PTT LNG Company Limited Subsidiary · Thailand
    • PTT OIL AND RETAIL BUSINESS PUBLIC COMPANY LIMITED (บริษัท ปตท. น้ำมันและการค้าปลีก จำกัด (มหาชน)) Subsidiary · กรุงเทพมหานคร, Thailand
    • PTT TREASURY CENTER COMPANY LIMITED (บริษัท ปตท. ศูนย์บริหารเงิน จำกัด) Subsidiary · กรุงเทพฯ, Thailand

Built from parent and subsidiary links from GLEIF, the Global Legal Entity Identifier Foundation (CC0); subsidiaries, stakes and holdings from Wikidata (CC0). Each entity in the chart links to its source.

The story

Founded by Calouste Gulbenkian on Jun 1938.1

Leadership

Who has led Partex, and when. Pick a name to see everywhere that person has worked.

Subsidiaries and ownership

Parent company

Former owners and parents

  • Calouste Gulbenkian Foundation until Nov 4, 2019

From Wikidata.1

Timeline

  1. Nov 4, 2019Acquired Acquired by PTT Exploration and Production Public Company Limited1
  2. Jun 1938Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2
  3. 3