SANTOS LIMITED
Santos Limited (South Australia and Northern Territory Oil Search) is an Australian oil and gas exploration and production company, with its headquarters in Adelaide, South Australia. It owns liquefied natural gas (LNG), pipeline gas, and oil assets. It is the biggest supplier of natural gas in Australia, with its plants in the Cooper Basin in South Australia and South West Queensland supplying the eastern states of Australia. Its operations also extend to the seas off Western Australia and Northern Territory. It is the 15th largest company in Australia as categorised by Forbes in their 2024 ranking.
Basic company information
Each field links to its source. Financial figures retain their reporting periods; background references are identified in the source list.
- ASX code
- STO [1]
- Industry group
- Energy [1]
- Business sectors
- petroleum industry; energy industry [2]
- Company / filing name
- SANTOS LIMITED [1]
- Headquarters location
- Adelaide [2]
- Founded
- 1954-03-18 [2]
- Legal form
- public company limited by shares [2]
- Official website
- www.santos.com ↗ [2]
- ISIN (reported securities)
- AU000000STO6 [2]
- Country in background record
- Australia [2]
Company positioning and business
Santos Limited (South Australia and Northern Territory Oil Search) is an Australian oil and gas exploration and production company, with its headquarters in Adelaide, South Australia. It owns liquefied natural gas (LNG), pipeline gas, and oil assets. It is the biggest supplier of natural gas in Australia, with its plants in the Cooper Basin in South Australia and South West Queensland supplying the eastern states of Australia. Its operations also extend to the seas off Western Australia and Northern Territory. It is the 15th largest company in Australia as categorised by Forbes in their 2024 ranking. [3]
The company has been criticised by environmentalists and others for its high level of greenhouse gas emissions, its lobbying of political parties, and various incidents causing contamination. Santos provides sponsorship of several arts festivals and bodies, charities, and the University of Adelaide's Australian School of Petroleum. [3]
Background text: Wikipedia contributors, Santos Limited. Selected introductory paragraphs, licensed under CC BY-SA 4.0. Official filing data is cited separately.
Financial year, securities and disclosures
ASX security code: STO. The exchange profile links to announcements and security information. [1]
History and key events
Founding / inception date recorded in Wikidata. [2]
Financial results and regulatory disclosures
No individual financial documents have been indexed yet. Open the source to consult company disclosures. [1]
Source-verified relationships
Companies in the same industry
Comparison candidates share the ASX industry group classification Energy. This does not imply ownership, partnership or trading relationships.
Related entities and concepts
Frequently asked questions
When was SANTOS LIMITED founded?
Founded: 1954-03-18. The linked source provides the background record. [2]
Where is the headquarters of SANTOS LIMITED?
Headquarters location: Adelaide. The linked source provides the background record. [2]
Which business sectors are recorded for SANTOS LIMITED?
Business sectors: petroleum industry; energy industry. The linked source provides the background record. [2]
SANTOS LIMITED relationship map
Select a node to inspect its relationship and source.
1 verified direct relationships. Industry peers are not relationship edges.
Sources and review dates
- Company identity and profile data ↗
- Wikidata — company background record (CC0) ↗
- Wikipedia contributors — Santos Limited (CC BY-SA 4.0) ↗
Reviewed 23 October 2026. Financial periods and historical event dates are shown separately. Figures reflect their stated source dates; this page is not a live quote or investment recommendation.