Founder of Doorakkeren BV, Derk Johan Haank is a Dutch businessperson who has been at the head of 10 different companies and currently is Chairman-Supervisory Board at TomTom NV, Chairman-Supervisory Board of TomTom International BV (a subsidiary of TomTom NV) and Chairman-Supervisory Board for Ebusco Holding NV.

He is also on the board of 9 other companies.

In his past career he occupied the position of Chairman at Dutch Publishers Association, Chief Executive Officer of Misset Management BV, Chief Executive Officer of Springer Nature America, Inc., Chief Executive Officer for Elsevier BV, Co-Managing Director at Springer Nature Deutschland GmbH, Chief Executive Officer of Springer Science+Business Media LLC, Chief Executive Officer of Springer-Verlag GmbH and Research Manager at Vrije Universiteit Amsterdam.

Mr. Haank received an undergraduate degree and a graduate degree from the University of Amsterdam.