ABSTRACT :Purpose – The present paper investigates the impact of Green Manufacturing Practices (GMP) and Customer Efficiency (CEF) of consumer goods manufacturing companies listed in Nigeria. The study utilized Green Product Design (GPD), Green Supply Chain Management (GSM), Green Efficient Processes (GEP), Green Renewable Energy (GRE), and End-of-life Product Management (EPM) as constructs for green manufacturing practices on customer efficiency of consumer goods manufacturing companies listed in Nigeria. Design/methodology/approach – A survey research design was adopted for the study. The study population comprises 526 staff members at the managerial level of the consumer goods manufacturing firms listed in Nigeria. The sample size 228 was determined using Taro Yamane’s formula and randomly selected. A 5-point Likert Scale questionnaire was employed for data collection from the sampled 228 managerial staff members of the listed firms. The validity of the instrument of data collected was premised on the vast experience of the managers and the reliability of the data was done using the Cronbach Alpha Coefficient Technique which produced between 0.767 to 0.966 results. Statistical Package for Social Sciences (SPSS) version 22.0 was used to analyze and test the multiple regression. Descriptive and inferential (multiple regression) statistics were used to analyze the data at a 5% level of significance