Financial Institutions, Inc., through its subsidiaries, provides banking and financial services to consumer, commercial, and municipal customers in New York. The company provides checking and savings account programs, including money market accounts, certificates of deposit, sweep investments, and individual retirement and other qualified plan accounts, as well as NOW accounts. It also offers commercial loan products include term loans and lines of credit; short and medium-term commercial loans for working capital, business expansion, and purchase of equipment; commercial business loans; commercial mortgage loans; one-to-four family residential mortgage loans; home improvement loans, closed-end home equity loans, and home equity lines of credit; and consumer loans, such as automobile, secured installment, and other secured and unsecured personal loans, as well as recreational vehicle, boat, and deposit account collateralized loans. In addition, it offers customized investment advisory, wealth management, investment consulting, and retirement plan services, as well as operates a real estate investment trust that holds residential mortgages and commercial real estate loans.