Holland Colours NV

Board/Management Information • May 22, 2025

PRESS RELEASE

PROPOSAL FOR APPOINTMENT NEW SUPERVISORY BOARD MEMBER FOR HOLLAND COLOURS

Holland Colours NV is pleased to announce the nomination of Mariken Schoenmakers as member of the Supervisory Board of Holland Colours NV.

Her appointment will be put forward for approval by shareholders at the Annual General Meeting of Shareholders, on July 10, 2025.

With a distinguished career spanning more than three decades, Mariken Schoenmakers brings a wealth of expertise in senior leadership and supervisory roles. Her in-depth knowledge of finance, ESG, ICT and governance across diverse organizations will be a valuable asset to our Supervisory Board.

The second term for Jorrit Klaus as member of the Supervisory Board is also ending. He will be eligible for re-election at the Annual General Meeting of Shareholders.

Jeanine van der Vlist, chair of the Supervisory Board Holland Colours NV

Apeldoorn, May 22, 2025

For further information

Holland Colours NV Annamária Vágási – Investor Relations Holland Colours Tel. +31 (0)55 3680700

PROFILE

Holland Colours develops and manufactures groundbreaking solid and liquid color concentrates, plus masterbatches and additive concentrates for rigid and flexible PVC for the building & construction industry, and for the production of PET and polyolefin-based packaging. We also produce color concentrates for use in coatings, sealants & adhesives and other applications.

As a company, we set out to deliver customer peace of mind through superior product performance, world-leading product stewardship and outstanding technical service. Our experts co-design color and functional solutions with our customers, develop solutions to support recycling and actively contribute to creating a more sustainable industry overall.

Holland Colours is a Dutch company, founded in 1979 and listed on the Euronext Amsterdam Stock Exchange. With committed employee shareholders and production locations in the Americas, Europe and Asia, we serve customers on every continent. To find out more, visit us at hollandcolours.com.

KEY DATES (provisional)

May 28, 2025 Publication of 2024/2025 annual report July 10, 2025 Annual General Meeting of Shareholders October 31, 2025 Publication of semi-annual figures for 2025/2026

Holland Colours NV

PO Box 720 | 7300 AS Apeldoorn | Netherlands Tel + 31 (0)55 368 07 00 | ir@hollandcolours.com | www.hollandcolours.com |