Welcome to Castle Group® – your partner in food ingredients since 1868

Castle Group® is a Belgian family-owned company specializing in the production of milk powders and plant-based ingredients as well as offering a wide range of services for the food industry. Castle Group®’s team of true professionals and the unique design of our plants enable us to meet all kinds of requirements, from micro and craft up to large industrial businesses.

At Castle Group® , we proudly offer:

A comprehensive range of milk powders under  Castle Dairy®  (Since 1934): including whole milk powder, skimmed milk powder, cream powder, whey powder, milk-replacers, and more.

Plant-based innovations within  Castle Ingredients® :
 - Explore our malt flours for natural coloring and flavor enhancement in bakery products, free from chemical additives.
 - Elevate your meals with our toasted seeds and cereals, adding rich flavors and crispy textures.
 - Try our malts for baking applications, like crispy crystal rye and crispy crystal wheat, perfect for enhancing taste and texture in baked goods.

Services provided by  Castle Processing® : Roasting, drying, pasteurization/sterilization, saccharification, deodorization, HPP, dry blending, grinding, custom transformations, packaging, cold storage, and logistics. Castle Processing® is the expert in electric thermal processing.

Our Factories & Companies

Our state-of-the-art green factories, located in Lontzen and Hombourg, Belgium, cover an impressive area of 35,000 m² and 13,000 m², respectively, and operate exclusively on renewable energy sources. These facilities are equipped with 6.45 MWc of photovoltaic solar panels on the roof, harnessing clean energy to power our 100% electric production processes, resulting in zero fossil fuel emissions.

The Lontzen facility, which includes cool and freezer rooms, is strategically compartmentalized for maximum efficiency.

Situated adjacent to the E40, Europe's longest highway spanning approximately 8,000 kilometers across ten countries, including France, Belgium, the Netherlands, Germany, Switzerland, Austria, Hungary, Romania, Bulgaria, and Turkey, our location is strategically positioned just 12 kilometers from the German border and a mere 15 kilometers from the Netherlands.

Our Quality

Compliance with international and national standards, guidelines, and certifications is of utmost importance in responsible food manufacturing. At Castle, we ensure strict adherence to a broad spectrum of international and country-specific standards and regulations. We stay abreast of the latest developments in this field to guarantee the safety and ethical production of our products throughout the entire supply chain.

Our Sustainability

We're proud to be at the forefront of sustainable practices with a strong emphasis on:

Green factories: Our facilities are powered by 6.45 MWc of photovoltaic solar panels on the roof. This clean energy source fuels our 100% electric production processes, ensuring zero fossil fuel emissions.

Efficiency and automation: Our streamlined processes prioritize efficiency and automation, reducing waste and energy consumption. Heat recovery and advanced fume treatment contribute to our environmentally conscious approach.

Eco-responsible logistics: Sustainability extends to our logistics, including packaging recycling.

Biodiversity preservation: We are committed to respecting and preserving biodiversity in every aspect of our operations.

Digital transformation: We have embraced a paperless approach with completely electronic document exchanges, contributing to a more sustainable future.

Our History and Values  


Our legacy

In the dynamic landscape of the food industry, a legacy of over a century stands resolute, embodying innovation, expertise, and unwavering commitment. Castle Group®, a cherished Belgian family-owned enterprise, has been at the forefront of this evolution since its inception in 1868. With a profound specialization in the production of milk powders and an array of plant-based ingredients and services, we have carved a niche that reflects not just our heritage, but also our enduring dedication to elevating gastronomic experiences.

Unveiling a Future of Food Excellence

Steeped in tradition, yet driven by innovation, Castle Group® symbolizes an unwavering commitment to pioneering excellence in the ever-evolving food landscape. With roots reaching back to 1868, we have embraced change, reinventing ourselves time and again to cater to your gastronomic aspirations. As you navigate our offerings, envision not just a culinary journey, but an odyssey of taste, texture, and unparalleled quality.

Innovation, quality, service, integrity, creativity and a commitment to sustainability are key drivers for Castle Group® evolution .

They guide our actions, inspire our teams, and drive our success. By upholding these principles, we have built a reputation for excellence, trustworthiness, and forward-thinking solutions in everything we do.

Our Events & News   

A world of ideas, innovations, and business opportunities –  meet Castle Group®!


Stay connected with Castle Group by joining us at our upcoming events.  

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Our insights

Explore our insights and innovations with Castle Group.  

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Our videos

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