Grant has worked in New Zealand and international companies in the banking, mineral and mining and motor industry sectors and in public practice as a Chartered Accountant, Chartered Secretary and Auditor. He has also held governance and executive roles at the Blind Foundation, Parkinsons New Zealand and Motor Neurone Disease Association. He is a Director of the British New Zealand Business Association.
He was a Director of NZSA from 2009 to 2018 and is currently Researcher and Chair of the Auckland Branch. He is a former Chartered Accountant and former member of the Institute of Directors and the Institute of Management. He is a Fellow of the Chartered Governance Institute and a Fellow of Governance New Zealand and a Past President and CEO of Governance New Zealand.
He lives in Auckland and is married to Glennis and has two adult children.