Sif Holding N.V.

Board/Management Information • Nov 13, 2025

Pepijn Timmermans appointed to the Executive Board and COO of Sif

Following the notification to the Extraordinary General Meeting of Shareholders of Sif Holding on 12 November 2025, the Supervisory Board of the Company has appointed Pepijn Timmermans as a member of the Executive Board and COO of the Company for a period of almost four and a half years, effective 1 December 2025 until closing of the Annual General Meeting of Shareholders in 2030.

Pepijn Timmermans (1973, Dutch nationality) currently is COO at VDL Bus Valkenswaard B.V. Before being appointed at VDL Bus in 2024, he held senior positions from 2013 to 2024 at VDL Nedcar in supply chain management and information technology. Prior to this, he cofounded and served as managing director at Schleifenbauer Products, a manufacturer of intelligent power distribution units for data centers, and at Atos Origin as program manager. Pepijn Timmermans holds a Master of Science degree in European Automotive Engineering from the University of Hertfordshire and a Bachelor in Automotive Engineering from HAN University of Applied Sciences. Pepijn does not own shares in Sif Holding N.V.

Fred van Beers, CEO: "With the expansion of our Maasvlakte 2 plant, responsibilities for manufacturing, supply-chain and information technology have increased and justify representation at Executive Board level. I'm delighted that the Supervisory Board has selected Pepijn to join Sif and to assume end-responsibility for these functions."

Pepijn Timmermans, COO: "I'm delighted to be appointed member of Sif's Executive Board, to join the market leader in offshore wind foundations and contribute to the further growth and development of Sif".

For further information, please contact:

CONTACT

Sif Holding N.V.
Fons van Lith
+31 (0)475 385 777
+31 (0)6 513 14952
f.vanlith@sif-group.com

ABOUT SIF HOLDING N.V.

Sif offers total solutions for the design and production of foundations for offshore wind farms, including logistics services and marshalling. Sif traditionally serves the markets of Northwestern Europe and is working on a global presence. Sif combines two highly automated and flexible production facilities in Roermond and Rotterdam (Second Maasvlakte) with technological leadership in the field of rolling and welding of heavy steel

plates, based on 75 years of experience and innovative self-developed techniques and processes. Sif mainly produces monopiles, transition parts and piles with which jacket foundations for wind turbines can be anchored in the seabed.