A full-service financial institution that stands by their promise: offering outstanding financial products and customer service and helping individuals, families and businesses to reach their goals and dreams. Since 1889, Dean Bank has been a community bank committed to its mutual bank charter. With 4 branches; Franklin, Bellingham, Blackstone and Mendon and assets of approximately $450 million, Dean Bank provides Big Bank Products with Small Bank Service...A level of service that is just not commonly found today.