Nishi Vissamraju is NEXTDC’s Head of Sustainability, responsible for steering the company’s ESG strategy and advancing sustainability objectives across its operations, services, and supply chains. She ensures the business capitalises on opportunities to strategically advance sustainability by setting direction, embedding best practices, and integrating climate and nature-related considerations into enterprise-wide planning. Nishi brings extensive experience across ESG consulting, corporate sustainability, and infrastructure delivery, with expertise in climate transition, risk management, and transparent reporting. Prior to NEXTDC, she advised ASX-listed clients at EY and Cushman & Wakefield on sustainability strategy and disclosures, and at Downer she managed environmental performance for major transport projects while leading circular economy initiatives in the Roads business. She holds a Bachelor of Environments (Environmental Engineering) from the University of Melbourne and is an Uptime Institute Accredi