Groupe SEB is a French home-appliance and cookware group whose brands include Tefal, Moulinex, Rowenta, Krups, WMF, All-Clad and Supor. It develops products and services for the home and describes industrial recycling that returns end-of-life cookware to production as new pans. The group reported 2025 sales of €8.2 billion.
EcoVadis Platinum Medal
de BuyerFounded in 1830 in France’s Vosges region, de Buyer hand-makes cookware, bakeware, and kitchen tools for professional chefs and home cooks. Its factory combines generations of French craft with modern engineering, with carbon-steel cookware such as the Mineral B line remaining a signature of the brand. The company also operates its own wastewater treatment plant and received France’s CSR commitment label in 2018.NEW YORK, NY
ZWILLING J.A. Henckels AGSince 1731, ZWILLING J.A. Henckels AG has built its name in German culinary craftsmanship, creating tools and equipment for home cooks and professional kitchens. Its ZWILLING brand is best known for cutlery, while the company also develops cookware and other kitchen essentials for everyday cooking.PLEASANTVILLE, NY
Magnifique International IncMagnifique International Inc. designs kitchen appliances and cookware around a simple idea: replacing coated cooking surfaces with pure clay, glass, and stainless steel. Its co-founders created the company after failing to find convenient, non-toxic appliances, and that search led to a distinctive lineup of kaolin-clay multi-cookers and glass air fryers, including a combo unit that slow-cooks and air-fries in the same dish. Magnifique also develops recipes to show how its cookware fits into everyday meals.LA PUENTE, CA
FrigidaireFrigidaire makes home appliances, from kitchen equipment to laundry and room-air products, under a brand with more than 100 years of history. Its current lineup carries that long appliance heritage into newer offerings such as induction cooking, while the company also provides Frigidaire-certified parts and repairs through its owner-support operation.MANSFIELD, OH