Ultramar plc
title: "Ultramar plc" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["energy-companies-established-in-1935", "companies-formerly-listed-on-the-london-stock-exchange", "defunct-companies-based-in-london", "defunct-oil-and-gas-companies-of-the-united-kingdom", "non-renewable-resource-companies-established-in-1935", "1935-establishments-in-england", "1991-disestablishments-in-england", "companies-disestablished-in-1991"] topic_path: "geography/united-kingdom" source: "https://en.wikipedia.org/wiki/Ultramar_plc" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::data[format=table title="Infobox company"]
| Field | Value |
|---|---|
| name | Ultramar plc |
| logo | Ultramar plc logo.png |
| logo_size | 100px |
| fate | Acquired |
| successor | LASMO |
| foundation | 1935 |
| defunct | 1991 |
| location | London, UK |
| industry | Oil and gas |
| key_people | John Darby (Chairman) |
| :: |
| name = Ultramar plc | logo = Ultramar plc logo.png | logo_size = 100px | caption = | fate = Acquired | successor = LASMO | foundation = 1935 | defunct = 1991 | location = London, UK | industry = Oil and gas | key_people = John Darby (Chairman) | products = | num_employees = | parent = | subsid = Ultramar plc was a leading British oil and gas exploration and production business. It was listed on the London Stock Exchange and was a constituent of the FTSE 100 Index.
History
The Company was founded by four South African goldmining concerns in 1935 to explore for oil in Venezuela and initially traded as the Ultramar Exploration Co. Ltd. It changed its name to the Ultramar Co. Ltd in 1940.
It established an operation in Canada, now known as Ultramar Corporation, in 1961.
In 1988, it substantially expanded its operations in California acquiring a large refinery in Los Angeles from Union Pacific Corporation for $440m.
The Company was acquired by LASMO in 1991.
References
References
- "Diamond Shamrock R & M, Inc.". Scripophily.
- [https://query.nytimes.com/gst/fullpage.html?res=940DEEDC153FF93AA3575AC0A96E948260 Acquisition Set By Ultramar] New York Times, 9 September 1988
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