Essex Savings Bank is a FDIC insured, state chartered, mutual savings bank established in 1851. The Bank serves the Connectic ... ut River Valley and shoreline with six offices in Essex (2), Chester, Madison, Old Lyme and Old Saybrook providing a full complement of personal and business banking. Financial, estate, insurance and retirement planning are offered throughout the state by the Bank’s Trust Department and wholly-owned subsidiary, Essex Financial Services, Inc., a Registered Investment Advisor. Corporate Office 35 Plains Road PO Box 950 Essex, CT 06426 (860) 767-4414 Toll Free (877) 377-3922 24 Hour Phone Link: (888) 767-0046 read more