Jonathan M. Gransee, Psy.D. and Associates, P.C. is a Lancaster, Pennsylvania psychology practice led by licensed clinical psychologist Jonathan M. Gransee, Psy.D. The practice focuses on psychological and forensic evaluations, including specialized assessment in areas such as child custody, parenting capacity, and competency. Dr. Gransee brings 18 years of clinical experience, uses up-to-date testing procedures when needed, and routinely provides court testimony in support of his reports.