The Department on Disability Services (DDS), Developmental Disabilities Administration (DDA), requires the services of a qualified contractor (Contractor) to conduct investigations that examine events and circumstances surrounding the deaths of of between 20 and 45 District residents over the age of 18 years with either an intellectual disability or a qualifying developmental disability, who are under the jurisdiction of the District. The Contractor shall provide written reports of the investigations that include findings and conclusions surrounding the circumstances of and health care and health supportive services received prior to the death. The Contractor shall implement a consistent, thorough, and complete mortality investigation program, utilizing qualified, professional, investigative, medical and social services personnel. The Contractor must be available to begin work to conduct mortality investigations within ten (10) days after the date of contract award.