Executive Board
Regulations
The Executive Board has drawn up regulations with rules regarding the composition, division of tasks and working procedures of the Executive Board. The relationship with the Supervisory Board members, the General Meeting of Shareholders and the external auditor is also described in these regulations.
The regulations are in accordance with the Dutch Corporate Governance Code. This version of the regulations was approved by the Supervisory Board members on 6 December 2024.
Ing. Trudy Onland MSc
Chair / CEOMember of the Executive Board Stedin Holding N.V.
Trudy Onland (1974) is CEO and chair of the board of directors from 1 May 2025. In the four years before that, from 1 June 2021, she was COO and member of the board of directors. Until then, she worked at the Dutch Railways (NS). There she held various positions. For example, she was responsible for customer service and she held the position of Maintenance Director for the NS fleet. Trudy is a member of the Supervisory Board of Ziekenhuis Gelderse Vallei.

Timo Idema
Member / CTOMember of the Executive Board Stedin Holding N.V.
Timo Idema (1982) is CTO and member of the board of directors from 1 May 2025. Since April 2024, he was director of Strategy & Regulation at Stedin. Before that, he worked as director of Strategy and director of Asset Management at ProRail and as a consultant at the Boston Consulting Group.

Ir. Aline Arends
Member / COOMember of the Executive Board Stedin Holding N.V.
Aline Arends (1972) is COO and member of the board of directors from 1 May 2025. Aline has worked at Stedin in various roles since 2019 and was until recently director of Business Project at Stedin. Before that, she held various positions at Rijkswaterstaat and the former Ministry of Transport, Public Works and Water Management.

CFO
The CFO position is currently being filled on an interim basis. The Supervisory Board is looking for a new CFO.