This study examined the effect of green entrepreneurship and sustainability of small and medium
manufacturing enterprises in South-East Nigeria. The study aims to investigate the effect of Green
entrepreneurial initiatives, green entrepreneurial innovation and green entrepreneurial marketing
on environmental sustainability, product sustainability, marketing sustainability. Relevant
literature was reviewed. The study adopted Survey research design strategy. The survey instrument
used in this study was structured questionnaire with 5 Likert scale response. The population of the
study comprises 8039 registered owners of small and medium manufacturing enterprises SouthEast, Nigeria. The statistical formula by Borg and Gall was employed to determine the sample size
of 1554. The instruments were subjected to face and content validity. The reliability of the
questionnaire was established through the test-retest and Cronbachi Alpha. Simple percentage
analysis was used in the analyzing research question. Hypotheses for the study were tested using
Simple Regression Analysis (SRA). The study revealed that green entrepreneurial initiatives had
a significant positive effect on environmental sustainability, green entrepreneurial marketing had
a significant positive effect on marketing sustainability and green entrepreneurial innovation had
a significant positive effect on product sustainability of small and medium manufacturing
enterprises in South-East. The study concluded that green entrepreneurship significantly positive
effect on sustainability of small and medium manufacturing enterprises in South-East Nigeria. The
study recommended that small and medium enterprises management should engender more
concerns for green entrepreneurial marketing by considering consumers concerns about
promoting preservation and conservation of natural resources in advertising and packaging; as
this will enhance sustaining the enterprise. Management of small and medium enterprises should
continuously attend to green entrepreneurial initiatives as an enabler, as it will enhance their
business understanding towards delivering innovative products that are eco-friendly through
natural resources related activities and keep the firm in a better sustained position. Management
of small and medium enterprises should focus on green entrepreneurial innovation through the
use of eco-friendly technologies that have no detrimental influence in environment; as this will
help improve and enhance organizations responsiveness and boost their competitiveness.