The objective of this work is to carry out a lean manufacturing evaluation focused on the adoption of green practices in a chemical company of the Industrial Pole of Manaus. In terms of approach to its problem, this study is characterized as a qualitative research, in relation to the objectives, is characterized as an exploratory research and as to the methodological procedure, it is characterized as a case study. The research techniques used were: (1) indirect documentation (documental and bibliographic research), (2) intensive direct observation (structured observation in loco and semi-open interview); and (3) extensive direct observation (application of form). Among the main results are (1) the reduction of lead time in the processes; (2) the possibility of reducing costs; (3) and increasing quality. The relevance of the research lies in the application of an approach aimed at reducing waste, improving operational efficiency and increasing productivity.