How it started
History
The company was founded on 7 November 1973, as AEX Minerals Corporation and adopted the present name in 1975.In 1998, the company sold land to Remington Energy for C$127.5 million. In 1999, the company and Penn West Petroleum (now Obsidian Energy) acquired the Canadian assets of BP Amoco. In 2000, the company acquired Ranger Oil for C$1.08 billion. In 2002, the company acquired Rio Alto for $2.4 billion.
In February 2004, the company acquired Petrovera Resources, a joint venture between Encana and ConocoPhillips. In September 2006, the company acquired the Canadian operations of Anadarko Petroleum for US$4.1 billion. In April 2014, the company acquired the conventional assets in Canada of Devon Energy for C$3.125 billion. In 2017, the company acquired the Canadian oil sands assets of Royal Dutch Shell, including a 70% working interest in the Athabasca Oil Sands Project, for $5.3 billion in cash plus 97,560,975 shares. The shares were sold in 2018. In August 2018, the company acquired the idled Joslyn oil sands project from Total S.A. and its partners. In September 2018, the company acquired Laricina Energy for $46 million. In June 2019, the company acquired the remaining assets in Canada of Devon Energy.
Horizon tank farm collapse fatalities
In 2007, a tank that was under construction collapsed, killing two workers and seriously injuring two others.
Primrose oil seeps
From Wikipedia’s article on Canadian Natural Resources, shared under CC BY-SA 4.0.3