Composition of the Management Board

The Management Board of Alliander has two members. Mr M.J. Otto is Chair and Chief Executive Officer (CEO) end Mr W. Th. Bien is Board Member and Chief Financial Officer (CFO). They are also responsible for the management and business operations of the grid operator Liander.

M.J. (Maarten) Otto

(1983, Dutch nationality)
Chair and CEO

Maarten Otto has been chair of the Management Board and Chief Executive Officer (CEO) since 20 May 2020. He joined Alliander in 2017 and has held various positions in the company. Prior to that, he worked for the organisational consultancies TEN HAVE Change Management and Twynstra Gudde.

Maarten Otto studied Management, Economics and Law at The Hague University of Applied Sciences and Public Administration at Erasmus University Rotterdam. He also holds a postgraduate diploma in Management Consulting from the VU Amsterdam and the London Business School.

Supervisory board memberships/relevant other positions:

  • Member of the Supervisory Board of Nederlandse Waterschapsbank (NWB Bank)
  • Chair of the Netbeheer Nederland Members Council
  • Chair of the Management Board of WENb Werkgeversvereniging voor de Energie-, Kabel & Telecom- en Afval & Milieubedrijven (Employers’ Association for the Energy, Cable & Telecom and Waste & Environment Sectors)
  • Member of the Executive Management Board of VNO-CW

W. Th. (Walter) Bien

(1972, Dutch nationality)
Member and CFO

Walter Bien has been a member of the Management Board and Chief Financial Officer (CFO) since 7 October 2019. Before joining Alliander, he was CFO at Boskalis Dredging & Inland Infra and prior to that he held various board and management positions at Boskalis. Prior to his time at Boskalis, Walter Bien worked for Ballast Nedam.

Walter Bien earned a degree in Business Economics at the University Amsterdam. He also completed the Senior Executive Programme at the London Business School and a postgraduate controllers programme at the University of Amsterdam.

Supervisory board memberships/relevant other positions:

  • Member of the Board of Trustees of Stichting AAP (wild animal rescue foundation), chairman of the Audit Committee
  • Board member for Finance & Audit and treasurer of Natuurmonumenten