In 2025, Promat reached a major sustainability milestone: it has now achieved 100% renewable electricity supply across all 12 of its manufacturing sites in Europe, the USA, the UAE, and Japan.

At Doorveen, we specialize in the safe storage of hazardous products, with a strong focus on Lithium-ion battery storage in the recycling industry. As safety regulations in the Netherlands and abroad have evolved, ensuring compliance with fire resistance standards has become a key priority for our team. Promat's passive fire protection materials have been instrumental in helping us meet these requirements efficiently.

InterDam is a major supplier of blast and passive fire protection products for the global industry, principally walls, doors and window systems. InterDam has experience of providing products in fire resistant classes according to international tunnel Standards RWS / HCM / ISO 834. InterDam is well versed in the key difference between tunnel doors and most other types of fire resistant doors: Tunnel doors are escape doors and are only used in case of an emergency. Rigorous testing, use of the best materials, proper dimensioning of all materials and regular maintenance assures the door functions as specified. Get the people to safety and keep the fire out. Always. Guaranteed.