At Connecticut Valley Hospital, individuals receive services that assist them to better manage their illnesses, achieve personal goals, and develop skills and supports that lead to living the most constructive and satisfying lives possible. Operated by the Connecticut Department of Mental Health and Addiction Services. (DMHAS).Lakisha E. Hyatt, MSN, RN serves as the Chief Executive Officer for the largest state-funded inpatient psychiatric and addiction services hospital in Connecticut, certified to serve 361 Connecticut residents and employs over 1,100 employees. She is the first African-American to serve in that capacity.