Cinical Neuropsychology, Clinical Psychology, Counselling Psychology, and School Psychology Services Pinnacle Psychology provides a wide range of clinical assessment, diagnosis, consultation, and treatment services for individuals within Windsor-Essex and Chatham-Kent areas (via our satellite offices in Chatham). Pinnacle Psychology offers professional, experienced, knowledgable, and compassionate staff who provide a client-friendly experience. Our psychologists have been practicing for 10-20 years within a variety of areas of specialization. Our assessment technicians have also been working in the field for almost 20 years. Pinnacle is committed to professional education and is a training site for doctoral students in psychology. more... See more text