This chapter examines the relationship between green finance and business enterprise. The chapter specifically explores how ecologically focused financial instruments and investments contribute to sustainable business practices and economic growth. It provides a deep examination of the evolution of green finance, how green finance operates, challenges, and opportunities it provides, and its impact on sustainable business enterprises. Using secondary data comprising of journal articles, policy papers, reports and case studies, the chapter highlights the importance of collaboration between public and private financial institutions in advancing green finance innovation and sustainable entrepreneurship. The chapter also provides recommendations for developing and scaling up green finance initiatives.