David has consulted to a number of Canada's largest corporations, and to five provincial governments. He has worked internationally on assignments in the United States, Europe and South America. He was involved in a number of strategic projects related to deregulation of the electricity industry in Alberta, and has worked extensively in the energy industry, where his clients have included Nova Corporation, the Power Pool of Alberta, ENMAX, Centrica, and ConocoPhillips Canada. He has recently consulted in the health care sector in Alberta and Ontario -- helping to define strategy and develop a framework for performance measurement.

David publishes Innovation Watch -- a website on change, innovation and the future. For a number of years he wrote columns for Computing Canada and GIS World, and was editor of GIS World Report/Canada. His articles have appeared in Computerworld, UniForum Monthly, Government Computer News and The Globe and Mail. He has published more than 100 magazine and newspaper articles, and has contributed to three books. He is a member of the World Future Society; the Foresight Network; the Futures Education and Research Network; the Alberta-based futures organization, the Alliance for Capitalizing on Change; and the advisory board of the Accelerating Studies Foundation, based in Mountain View, California.

Formerly an associate of Fujitsu Consulting, David was a Fujitsu Consulting Fellow and a member of Fujitsu's Global Strategic Consulting Council.