BLARNEY CASTLE OIL

Blarney Castle Oil is a family-run oil company that has been in business since 1933. Founded by Dennis E. McCarthy and now run by his sons and grandsons, Blarney Castle Oil employs more than 800 people throughout the state of Michigan... Blarney Castle Oil Co. is a Michigan-based, family-owned business with more than 180 EZ Mart convenience store locations.

Also known as: Blarney Castle Oil Co., Blarney Castle Oil Company

Primary location: Bear Lake United States