Tonnis has helped many Industry Associations and Consultants with optimizing their benchmarking process, resulting in less time spend in benchmarking and more time left for advising. Tonnis is a Chief Benchmarking Officer for more than 20 years, focusing on using benchmarking to improve performance and focusing on optimizing the benchmarking process through intelligent software. As a body of knowledge in competitor benchmarking, Tonnis writes many articles on benchmarking and is a frequently asked speaker on conferences. Tonnis is a proud member of the GBN, representing the Netherlands.