Randolph Bancorp, Inc. operates as a bank holding company. It offers electronic and mobile banking, retirement accounts, mortgage, auto loans, checking and savings accounts and deposits. The company operates through the following segments: Envision Bank and Envision Mortgage. Envision Bank segment consists of interest earned on loans and investment securities and customer service fees on deposit accounts. The Envision Mortgage segment consists of gains on loan origination and sales activities, loan servicing income and interest income on loans held for sale and residential construction loans. Randolph Bancorp is headquartered in Stoughton, MA.