Hayden Safety Engineers is a division of Hayden Environmental, which was founded in 1972. Based in Dayton, Ohio, the company offers integrated health and safety services to sectors, including industrial, healthcare, schools and construction. It provides a wide range of services, including safety management, industrial hygiene surveys, engineering, training and audit. Its engineering services comprise code compliance, design of safety systems, process controls and hazard analyses. Additionally, Hayden Safety Engineers offers forensic engineering services for accident investigations and expert testimony and is compliant to Occupational Safety & Health Administration regulations.