John O’Brien

Partner | Sustainability, Climate & Equity | Deloitte & Touche LLP

John O’Brien

New York - National Office

30 Rockefeller Plaza

New York


United States


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John is a partner in Deloitte & Touche LLP's Risk & Financial Advisory Practice, and has a focus in Energy, Sustainability & Climate along with clean energy and clean technology.

Additionally, he serves as Deloitte’s Global Lead for decarbonization in the Mining and Metals sector, he co-founded of the Australian Climate Leaders Coalition, and is the global lead for Deloitte’s work with the World Economic Forum on leading practice climate governance for boards.

A widely published author, John’s most recent book, “Stories from 2030”, was launched at COP26 in Glasgow and sets out practical steps of what is likely to happen locally and globally over the next decade.

John has more than 30 years of experience providing advisory services to global clients regarding strategy development, commercial and financial analysis, project and industry development, project financing, risk and opportunity assessment, and policy and acquisition advice and on translating decarbonization ambitions into practical financial and strategic actions.

John O’Brien