Examining the link among green human resource management practices, green supply chain management practices and performance Innocent Senyo Kwasi Acquah University of Cape Coast School of Business, Cape Coast, Ghana Yaw Agyabeng-Mensah Transportation and Engineering College, Dalian Maritime University, Dalian, China, and Ebenezer Afum Dalian Maritime University, Dalian, China Abstract Purpose – The increasing concern for the protection of the environment through pollution prevention, conservation of resources and less usage of energy has attracted several firms to align green practices with their supply chain and human resource policies and practices. This study explores the influence of green human resource management and green supply chain management practices on operational, market, financial, social and environmental performances. Design/methodology/approach – The study uses partial least square–structural equation modeling approach to analyze the data gathered through structured questionnaires from supply chain and human resource managers in manufacturing and hospitality firms in Ghana. Findings – It is established that green supply chain management practices play complementary partial mediating role between green human resource management and operational, market, social and environmental performances, while it plays competitive partial mediating role between green human resource management and financial performance. Subsequently, the analysis reveals that the synergy between green human resource management and green supply chain management creates the highest value in operational performance, followed by market performance, environmental performance, financial performance and social performance. Originality/value – The study proposes and tests a conceptual model that examines the synergistic influence of green human resource management and green supply chain management on operational, market, financial, social and environmental performances. Keywords Green supply chain management practices, Green human resource management practices, Operational performance, Financial performance, Market performance, Sustainability performance Paper type Research paper 1. Introduction The growing environmental degradation and resource depletion have become puzzling issues around the globe in recent times (Hsu et al., 2013; S anchez-Medina and D  ıaz-Pichardo, 2017). Kleindorfer et al. (2005) and Porter and Kramer (2006) posit that firms are considered as socially responsible when they adopt strategies to reduce the adverse effect of their operations on the environment and the health and safety of the society. Environmental practices are regarded as a threat to profitability of firms due to huge investment required for technological investment (Walley and Whitehead, 1994), uncertainty and long-term maturity associated with green investment (Agyabeng-Mensah et al., 2020a, b, c, d, e; Zhu et al., 2012). Green supply chain management practice (GSCMPS), which involves the introduction of environmental practices into supply chain activities to ensure sustainable supply chain Green human resource management practices The current issue and full text archive of this journal is available on Emerald Insight at: https://www.emerald.com/insight/1463-5771.htm Received 4 May 2020 Revised 7 July 2020 11 August 2020 Accepted 14 August 2020 Benchmarking: An International Journal © Emerald Publishing Limited 1463-5771 DOI 10.1108/BIJ-05-2020-0205