Keweenaw Financial Corporation, through its subsidiary, Superior National Bank & Trust Company, provides various financial and trust services to individual and corporate customers. The company offers savings, checking, and money market accounts; certificates of deposit; home, auto and recreational, personal, commercial, and healthcare loans; and personal finance services. It also provides trust and wealth management services, including investment management, trust and estate administration, and retirement services. In addition, the company offers credit and debit cards, online and mobile banking, ACH origination, remote deposit capture, automated teller machines, and bill-paying services, as well as cybersecurity consulting services. It serves customers through its branches in the Upper Peninsula and Southeast Michigan. The company was founded in 1890 and is based in Hancock, Michigan.