ABSTRACT Aim: In this study, with the Elmeri Observation Form application, it is aimed to measure the Cleaning, Waste Management and OHS-Environmental Consciousnesses of companies according to their structural, managerial, personnel training and production activities, and to compare them with each other and to develop solutions against them. In the research, a construction company, a company that produces cosmetic products, a company that produces car part, a textile company and an industrial screw production facility were examined.