Meridian Interstate Bancorp, Inc. operates as a holding company for East Boston Savings Bank that provides various financial services to consumers and businesses in Massachusetts. The company offers various deposit instruments, including non-interest-bearing demand deposits comprising checking accounts; interest-bearing demand accounts, such as NOW and money market accounts; savings accounts; and certificates of deposit, as well as commercial checking accounts. It also provides various loan products, which include commercial real estate loans, one to four family residential loans, multi-family real estate loans, construction loans, commercial business loans, home equity lines of credit, and consumer loans, as well as involved in the purchase and sale of loan participation interests. In addition, the company offers non-deposit products consisting of mutual funds, annuities, stocks, and bonds through a third party broker-dealer; and long-term care insurance through a third-party insurance company. As of July 24, 2012, it operated 24 full service locations in the greater Boston metropolitan. The company was founded in 1848 and is based in East Boston, Massachusetts. Meridian Interstate Bancorp, Inc. is a subsidiary of Meridian Financial Services, Incorporated.