The increasing importance of sustainable development has encouraged governments and businessesworldwide to adopt Environmental, Social, and Governance (ESG) principles as a strategic framework for responsiblegrowth. Public-private partnerships (PPPs) have emerged as an effective mechanism for promoting ESG implementationby combining public sector regulatory capabilities with private sector innovation and investment capacity. This studyexamines the role of PPPs in supporting ESG implementation and analyzes international practices relevant to sustainabledevelopment. Using a qualitative research approach based on literature review and comparative analysis, the study identifieskey success factors associated with ESG-oriented partnerships. The findings indicate that effective collaboration betweengovernments and private enterprises contributes to improved environmental performance, social inclusion, governancetransparency, and long-term economic sustainability. The study also provides recommendations for strengthening PPPmechanisms in emerging economies, particularly in the tourism and hospitality sectors.