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About us

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A group of
International Standing

Silox is headquartered in Engis (Belgium) and operates subsidiaries in Canada, France, Germany, India, Thailand, and the United Kingdom.

Silox is 60% owned by Cybelle, a holding company under Belgian law, and 40% by Prayon, the leading European producer of purified phosphoric acid and one of the main players in the field of phosphate salts.

Our vision

Our vision at Silox is for a chemical and non-ferrous metals industry that meets society’s needs without causing harm.

Our mission

Our mission at Silox is therefore to drive our whole organization towards a circular economy in a sustainable way.

Our values

At Silox, what drives us in our mission is deeply rooted in our core values :

Sécurité

La sécurité est au cœur de nos préoccupations, à tout moment, dans toutes nos actions et toutes nos décisions.

Safety

Safety is at the heart of our concerns, at all times, in all our actions and all our decisions.

Durabilité

Nous estimons qu’il est de notre responsabilité de considérer toutes nos actions en termes de développement durable. Nous nous efforçons de réduire l’impact à court et à long terme de nos activités et de fournir des solutions durables à nos clients. En savoir plus

Sustainability

As our vision and our mission imply, we feel it is our responsibility to consider all our actions in terms of sustainable development. We strive to reduce the short- and long-term impact of our operations and to provide sustainable solutions to our customers. Learn more

Respect

Nous veillons à ce que toutes nos actions soient menées dans le respect de nos clients, de nos fournisseurs, de nos partenaires, ainsi que de la société au sens large. Nous apportons une attention particulière à nos collaborateurs en œuvrant pour leur bien-être et leur épanouissement, en cultivant un équilibre vie personnelle-vie professionnelle sain, et en favorisant la participation active, l’esprit d’équipe et la créativité.

Respect

Respect is the basis of everything. At Silox, we ensure that all our actions are carried out with respect for our customers, our suppliers, and our partners, as well as for society at large. We pay particular attention to our employees by working for their well-being and fulfilment, by cultivating a healthy work-life balance, and by promoting active participation, respectful relationships in the workplace, team spirit and creativity.

Innovation

Rester à la pointe de l’innovation dans nos domaines d’expertise est l’une des forces de notre stratégie d’entreprise. Nous travaillons constamment, avec divers partenaires, pour développer et améliorer nos produits, nos technologies et nos méthodes de travail. En savoir plus

Innovation

Remaining at the cutting edge of innovation in our areas of expertise is one of the strengths of our corporate strategy. We are constantly working, together with various partners, to develop and improve our products, technologies, and working methods. Learn more

Excellence

Animés par notre désir d’établir des relations à long terme avec nos clients et d’être considérés comme un partenaire privilégié, nous nous sommes donnés pour objectif de rencontrer et de satisfaire leurs attentes de façon efficiente. Notre structure internationale est un atout indéniable qui nous permet d’apporter des solutions globales aux exigences d’une clientèle mondiale.

Excellence

Driven by our desire to establish long-term relationships with our customers and to be considered a preferred value-added partner, we have set ourselves the goal of satisfying their expectations efficiently. Our international structure is an undeniable asset that allows us to provide global and coordinated solutions to meet the demands of a clientele that spans the entire planet.

Key figures

462
Chiffre d'affaires
(2025, en millions d'euros)
462
Group turnover
(2025, in million euro)
2000
Collaborateurs
(dans le monde)
2000
Employees
(worldwide)
10
Sites de production
(dans 6 pays)
10
Production sites
(in 6 countries)
5
Centres d'excellence
(pour le développement applicatif et le support client)
5
Centers of excellence
(for application development & service support)
3
Centres R&D
(pour le développement de produits et de procédés innovants)
3
R&D centres
(for innovation in products & processes)

Our branches

A dynamic group in constant expansion

Silox is made up of several companies which benefit from considerable autonomy, a source of responsibility and motivation.

We are developing technical and commercial synergies between the different subsidiaries of the group to improve our performance and to position ourselves as a key player on a global scale.

In order to consolidate our activities, we are constantly looking for new partnerships and opportunities to make acquisitions.

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Our latest news

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