Diethelm Keller Household Brands is a globally integrated market leader in the design, manufacturing and marketing of innovative household, kitchen and interior-design products.
The Group employs around 160 people and operates renowned brands like Zyliss, Cole & Mason, AdHoc, Swissmar and Culinare, which are sold in over 50 countries. Additionally, Diethelm Keller Group holds the brand rights for Koenig and Turmix based on a licence agreement with a Swiss distributor.
For further information on the brands, please click on the logos below:
Board of Directors
Andreas W. Keller, Chairman
Adrian T. Keller
Angelo C. van Tol
The Zyliss brand was founded by Karl Zysett in Lyss, Switzerland in 1951 and has been creating innovative tools and gadgets to satisfy the needs of food lovers and cooks worldwide consistently ever since. Behind every Zyliss kitchen tool is the “Design to Delight” principle. A belief that all Zyliss products should not only do a brilliant job, simply and efficiently, but also be enjoyable to use. It is this approach that has enabled us to create a great range of thoughtfully constructed and reliable kitchen tools, gadgets and knives that we know satisfy the needs of our customers.
Visit www.zyliss.com
CEO
Jacob Østerhaab
Food lovers everywhere relish and indulge in new ingredients from across the world. Cole & Mason shares your passion for great flavour. Whether it’s a simple supper or a celebratory feast, we provide the right seasoning equipment that can make a difference.
Innovation and style have been at the heart of Cole & Mason since its beginnings in 1919; launching the first acrylic mill, the award winning Precision grind mechanism and more recently launching a full range of seasoning products including speciality mills, spice racks and oil dispensers.
Visit www.coleandmason.com
CEO
Jacob Østerhaab
Founded in 1995 in Mannheim, Germany, AdHoc designs and develops kitchen, dining, and lifestyle products, as well as spicing tools and tea, coffee, and wine accessories. AdHoc focuses on genuine innovation, sustainability, and an effective market expansion strategy, being active with sales in about 40 countries.
Visit www.adhoc-design.de
CEO
Jacob Østerhaab
Swissmar, a houseware supplier located in Canada and the US, joined Diethelm Keller Group in 2020 and works closely with the various companies within the Diethelm Keller Household Group.
Visit www.swissmar.com
CEO
Jacob Østerhaab
Culinare was established over 30 years ago with the launch of the original Magican, a product that has since sold over 18 million units. It became so successful worldwide that it formed the basis of the Culinare brand. Now offering essential kitchen gadgets to make food preparation quicker, easier and safer, Culinare offers an extensive range at affordable prices.
Visit www.culinare.com
CEO
Jacob Østerhaab
"Since its inception in 1954, Koenig stands for "enjoyable moments" and delights its clients with quality workmanship, powerful and reliable appliances for both indoor and outdoor use. This diverse range of products, which is mainly distributed in Switzerland, spans from coffee machines to premium quality gas grills." Significant investments in product development will lead to a number of new product launches. Accelerated marketing efforts will strengthen the brand, while new partnerships in attractive markets will increase the international footprint.
Electrical continues to focus on building the Koenig brand, launching another wave of new products and expands into new distribution channels. Additional investments in brand marketing will further support our efforts to make Koenig a leading brand in its Swiss home market.
The Brand Koenig is licensed by Tavora Brands AG, Switzerland .
Visit www.koenigworld.com
"TURMIX kitchen appliances offer first-class Swiss quality combined with decades of experience and innovation." For over 80 years, TURMIX has worked to unite ingenuity with top quality.
Technical perfection, skilled craftsmanship, and a feel for the aesthetic combined with sophisticated engineering, first-class materials and maximum precision in manufacture make each product best in its class in every aspect.
In Switzerland the brand Turmix is licensed by Tavora Brands AG.
Visit www.turmix.com