OWNERSHIP AND BOARD
Sentek Pty Ltd is a South Australian private company incorporated under Australian law. It has approximately 19
shareholders, many of whom are involved in agriculture and were original investors of the company.
Sentek has a Board of five Directors.
Andrew Lacey originally joined the Sentek Pty Ltd Board to represent the interests of a group of growers who had
provided working capital to enable Sentek to implement its plans for product commercialisation. He became
Chairman of Sentek in late 1994. Andrew is an almond grower and industry advisor and sits on various industry
related boards, including Almondco Australia Limited, Sunraysia Rural Water Authority and the Waite Almond Research
Company Secretary / Director
Donald Stephens is a Chartered Accountant and Corporate Advisor, with over 20 years experience in the accounting
industry. He is currently a Director of Mithril Resources Ltd, a listed public company, and Company Secretary to a
number of other listed public companies. He also holds directorships with various private companies and provides
corporate advisory services to a wide range of corporations. Donald is an Independent Director of Sentek Pty Ltd
and has sat on the Sentek Board since its incorporation in 1991.
Tim Waterhouse was formerly MD/CEO of Sentek, from 2000 to 2007. Prior to this Tim was a Senior Executive at Telstra and
in the South Australian Government. Tim has a Degree in Electronic Engineering, an MBA, is a graduate of the Australian Administrative
Staff College at Mt Eliza, Victoria and of the Company Director's course. He is also a Director of the Cooperative Research
Centre for Irrigation Futures and the Water Industry Alliance Inc.
Keith Thompson holds a Bachelor of Science degree in Mechanical Engineering and has completed additional studies in Business Administration. His entrepreneurial approach to problem-solving through the application of hi-tech solutions has focused his career on the areas of engineering design/application, defence preparedness and remote reconnaissance applications for petroleum exploration; he has founded and managed a number of private companies involved in these pursuits throughout his career. He is currently a Director of several private companies.