Geyser currently manages funds of $3 million on behalf of its donors and local people have pledged an estimated $7 million to the community through Geyser in their wills.
Appointed by Rotorua Trust in 2007, Mr La Grouw was made a Companion of the New Zealand Order (CNZM) for services to business and the community in 2010, and will remain as a Trustee.
A chartered accountant, Mr Brown is a founding partner and consultant of Strettons Accountants, a Fellow of the Institute of Chartered Accountants and has served on the Institute of Chartered Accountants Professional Conduct Committee.
Specialising in strategic planning, geothermal energy development, financing and management, he also has experience in the energy, communications and food sectors, and has worked with Maori trusts assisting them develop their resources.
A past chairman of Taupo Electricity and former director of TrustPower, Mr Brown has served as a Borough Councillor, is a Justice of the Peace and has been involved in a number of community organisations in Taupo, having lived there with his wife, Hilary for more than 40 years.
He was appointed to Geyser's Board of Trustees by the Mayor of Taupo in 2012.