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.
To learn more about who we are, the history of the company or for other information on the company, please choose a link from below.
12218 West St.
P.O. Box 246
Bear Lake, MI 49614
Call your local Blarney Castle office for service and general inquiries, or email us at the address below: