TORI HACK

Ernst & Young LLP
Senior Manager, Climate Change and Sustainability Services



Tori Hack is a Senior Manager within EY’s Climate Change and Sustainability Services (CCaSS) practice located in San Jose, California. She originally joined EY’s financial audit practice in 2012. During her involvement in financial audit, she provided assurance services primarily to technology clients. Over the last 11 years, Tori has specialized in non-financial reporting assurance and advisory services. She has led dozens of non-financial assurance engagements. These projects have covered a variety of metrics, including but not limited to Scope 1, Scope 2 and Scope 3 greenhouse gas emissions, energy consumption, renewable energy, water withdrawals, diversity and employee engagement metrics. She has overseen assurance engagements conducted at both a review and examination level of assurance, following the AICPA’s attestation standards.