Edmar Allitsch

RHI AG engages in the manufacturing of refractory products, systems and services. Its products include solutions for the cement, enrviro-energy-chemistry, glass, lime, nonferrous metals, raw materials, and steel industry. The company brands include Monofrax, Didier, Veitscher, Radex, Interstop, and Dolomite Franchi. It operates through the following segments: Steel, Industrial and Raw Materials. The company was founded in 1998 and is headquartered in Vienna, Austria.

H.C. Starck GmbH engages in the provision of technoology metal powders and ceramics. It offers additive manufacturing services, rotary forging, extrude, and analytical services. The company was founded by Hermann C. Starck in 1920 and is headquartered in Munich, Germany.

Winterthur Technologie AG is engaged in the manufacture of grinding wheels for industrial applications. The company develops and manufactures grinding tools used in the cutting tool, automotive, turbine, machine tool and steel industries. Its products include vitrified bonded wheels, resin-bonded wheels, cut-off wheels made of composite materials, superabrasive grinding tools, abrasive belts and diamond cluster dressing tools. The three main brands sold by the company are Winterthur, Rappold and SlipNaxos. Winterthur Technologie was founded on December 11, 1998 and is headquartered in Switzerland.

WENDT GmbH manufactures grinding machines and grinding tools. It specializes in the development of grinding technologies for hard materials, such as steel, glass, hard metal, ceramic and the polycrystalline materials PCD and CBN. It also provides dressing devices and dressing tools and production cells for the tool and automotive industries. Its product portfolio includes CNC machines, diamond grinding wheels, grinding pins, diamond dressing rolls, resin-bonded grinding wheels and CBN grinding wheels. The company was founded in 1920 and is headquartered in Meerbusch, Germany

Part of RHI Magnesita NV, Radex Austria AG is an Austrian company.

Veitsch Radex AG is an Austrian company that specializes in manufacturing heat-resistant refractory products.

Rappold Winterthur Technologie GmbH engages in the production of bonded grinding tools for industrial applications. It also manufactures ceramic abrasives. The company is headquartered in Villach, Austria.

EOS Holding AG operates as a holding company, which engages in additive manufacturing activities. The firm specializes in e-manufacturing technology that allows the fabrication of elaborate structures that were previously not feasible in conventional mass production. It also focuses on the development of laser sintering systems and software solutions for rapid prototyping and serial production runs. It serves businesses in the aerospace, automobile, indusrtial, lifestyle products, medicine, rapid prototyping, and toolmaking sectors. The company is headuqartered in Krailling, Germany.