The group's principal activity is to provide full range of commercial and consumer banking services for small to medium size business and individuals. The group is a bank holding company owning all of the outstanding common stock of clarkston state bank. It extends commercial loans, residential real estate loans and consumer loans. The deposit services include checking accounts, now accounts, savings accounts and time deposits. In addition, the group also provides other financial products and services including trust services through third-party service providers. The products and services are provided through five branch offices to Michigan communities in oakland county.