The cuts come just months after the refinery’s parent company, Sinclair Oil Corp., was sold in March. The plant’s new owner, HF Sinclair Corp., hasn’t said much about why it decided to do ...

SINCLAIR – More than 30 workers at the local HF Sinclair oil refinery are out of work. And 55 more have been put on notice in what the company calls a realignment “to reflect best practices ...

Sinclair Oil President Edward L. Steiniger, 60, became chief executive of the nation’s ninth largest oil company two years ago because he has a talent for finding oil. Supervising Venezuelan ...

Sinclair Oil Corp, which operates two Wyoming refineries and has licensed more than 1,000 branded gasoline stations, is reviewing offers to buy the company, according to three people familiar with ...

When aging Harry F. Sinclair stepped out of the presidency of the Sinclair Oil Corp. in early 1949, his company was held in small esteem on Wall Street. Over it still hovered some of the onus of ...

NEW YORK (Reuters) - Sinclair Oil Corp, which operates two Wyoming refineries and has licensed more than 1,000 branded gasoline stations, is reviewing offers to buy the company, according to three ...