The fuel distributor’s leader is taking a leave of absence for undisclosed reasons. His departure comes as the company opens ...

Fuel contamination at 49 Colorado gas stations in January has resulted in a fine for Sinclair.

HF Sinclair is experiencing turmoil at the top in its C-suite.

SALT LAKE CITY--(BUSINESS WIRE)--Sinclair Oil (Sinclair), an HF Sinclair (NYSE: DINO) brand, today announced its second annual DINO Days (June 1-3, 2025), a customer promotion in honor of National ...

Employees, partners and customers raised $662,670 to support first responder and veteran families. Folds of Honor, a national nonprofit organization celebrated for its commitment to education, has ...

SALT LAKE CITY--(BUSINESS WIRE)--Sinclair Oil (Sinclair), an HF Sinclair (NYSE: DINO) brand, today announced its latest sports partnership, a three-year agreement with Utah Hockey Club. Sinclair is ...

Sinclair is a Wyoming corporation with two refineries and most of its employees located in the cities of Sinclair and Casper, Wyoming. Sinclair provides fuel and lubricant products to 22 states, ...

Sinclair Oil Co. may be seeking a buyer for its west Tulsa refinery, only two years after announcing a $1 billion expansion that's now on hold, according to industry reports Wednesday.