Hammond Associates is a Speech-Language Pathology, Hearing and Behavior Analysis clinic founded in 1989 by Mark Hammond. We h ... ave offices providing services in Portland, Sanford, Biddeford and Hampden, Maine. We are dedicated to providing the people of Maine individualized, data-driven care leading to positive patient outcomes, impacting the lives of children and adults alike who struggle with speech, hearing, and / or behavioral issues. read more