RHI Magnesita Deutschland AG engages in the manufacture of refractory materials. Its products are used in the iron and steel, cement and lime, glass and non-ferrous metals industries. The company was founded in 1834 and is headquartered in Wiesbaden, Germany.

Dresser Industries, Inc. was a supplier of products and services to industries involved in oil and gas production and transmission, petroleum refining and marketing and power generation. The petroleum products and services segment used to provide services and project management for oil and gas exploration, drilling, completion, production and transmission activities. In 1998, the company merged with its main rival, Halliburton, and is now known as Halliburton Co. On 10th April, 2001 the Dresser division (excluding the former Kellogg division) entered an agreement to separate itself once again from Halliburton by management purchasing its equity, the new company to be called Dresser, Inc. The company is headquartered in Dallas, TX.

Haiwei Zhongxing High-Grade Magnesia Brick Co. Ltd., a subsidiary of Beijing Lirr High-temperature Materials Co., Ltd., is a company headquartered in Haiwei, China, that manufactures and distributes magnesia bricks. On June 21, 2012 Liaoning Zhongxing Mining Group Co. Ltd., a subsidiary of Beijing Lirr High-temperature Materials Co., Ltd. since June 2013, acquired Haiwei Zhongxing High-Grade Magnesia Brick Co. Ltd.

NIPPON STEEL CORP. engages in the manufacture and trade of steel products. It operates through the following segments: Steelmaking and Steel Fabrication; Engineering and Construction; Chemicals; New Materials; and System Solutions. The Steelmaking and Steel Fabrication segment produces and distributes steel sheets, plates, bars and wire rods, pipes and tubes, and machinery parts. The Engineering and Construction segment develops steel plants, heat management facilities, and industrial machinery and equipment. The Chemicals segment deals with chemical products, carbon materials, and epoxy resin products. The New Materials segment manufactures and trades semiconductors, stainless steel foils, silicon carbide wafers, carbon fibers, and metal substrates for catalytic converters. The System Solutions segment includes information technology infrastructure services. The company was founded in 1886 and is headquartered in Tokyo, Japan.

Harbisonwalker International Ltd., a subsidiary of HarbisonWalker International Holdings, Inc., is a British company located in Bromborough that manufactures refractory products.

Part of Belmont Industries, Inc., General Refractories Co. is an American company. The firm manufactures asbestos textiles.

Beijing Lirr High-temperature Materials Co., Ltd. engages in the development, production, and sale of industrial refractory materials including steel, non-ferrous, petrochemical, and building materials. Its main products include unshaped refractory products, machine-pressed refractory products, non-fired prefabricated products, continuous refractory products for continuous casting, and refractory and heat-insulating ceramic fiber products. It also provides overall services which integrate the design, research and development, configuration, manufacture, supporting, installation, construction, maintenance, and technical services of refractory materials for high temperature thermal furnaces and equipment. The company was founded on November 8, 2000 and is headquartered in Beijing, China.

Colgate-Palmolive Company (Colgate) is a consumer products company whose products are marketed in over 200 countries and territories throughout the world. It operates in two segments: Oral, Personal and Home Care and Pet Nutrition. Oral Care business products include Colgate Total, Colgate Sensitive Pro-Relief, Colgate Max Fresh, Colgate Optic White, and Colgate Luminous White toothpastes, Colgate 360° manual toothbrushes and Colgate and Colgate Plax mouth rinses. Colgate's Oral Care business also includes dental floss and pharmaceutical products for dentists and oral health professionals. Its Personal Care products also include Palmolive, Softsoap and Sanex brand shower gels, Palmolive, Irish Spring, and Protex bar soaps and Speed Stick, Lady Speed Stick and Sanex deodorants and antiperspirants. It sells liquid hand soap under the Palmolive, Protex and Softsoap brands. Colgate, through its Hill's Pet Nutrition segment (Hill's), manufactures pet nutrition products for dogs and cats.

Liaoning New Development Refractory Group Co., Ltd., established on 2000-11-14, The business scope includes the production of fused magnesia,refractory material,Refractory brick series,Slagging ball,light burnt powder,electrode,Gunning material,Crystal enhancer(The above does not include licensed business items);Import and export of goods and technology.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

Dalian Dituo Environmental Technology Co., Ltd., established on 2016-03-25, Business scope includes environmentally friendly materials,Technology development of eco-friendly recycled products,to promote,Production,Sales and technical service;Ecological Restoration of Resource Mine;invest,the construction,Operation ManagementEnvironmental Protection Engineering,Ecological governance project;Development of tailings remediation technology,to promote,Application and overall technical solution services;Environmentally friendly products,import and export of technology,Sales and Application;Various types of polluted soil improvement and remediation;water pollution,solid waste pollution,Geological disaster management;Landscaping engineering design,construction;Sales of organic fertilizers and microbial fertilizers;IoT service,cloud computing service,Computer Information System Integration Services;Business Information Consulting Service,Agricultural Science and Technology Extension Service;Sales of livestock and poultry products;Planning and Design Management,Land Planning Services;Compilation of mine environment comprehensive management project and feasibility study report;Mine Environment Planning and Design;Technical development of mine restoration products;Slope treatment.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

Norsk Hydro ASA engages in producing and supplying alumina and primary aluminum. It operates through the following segments: Hydro Bauxite & Alumina, Hydro Aluminium Metal, Hydro Extrusions, Hydro Energy, Hydro Metal Markets, and Other. The Hydro Bauxite & Alumina segment includes bauxite mining activities, production of alumina and related commercial activities, primarily the sale of alumina. The Hydro Aluminium Metal segment includes primary aluminium production and casting activities. The Hydro Extrusions segment delivers products within extrusion profiles, building systems and precision tubing, and is operating several recycling facilities, both integrated with its extrusion plants and separate plants. The Hydro Energy includes operating and commercial responsibility for Hydro's power stations in Norway, a trading and wholesale business in Brazil, and energy sourcing for Hydro’s world-wide operations. The Hydro Metal Markets includes all sales activities relating to products from primary metal plants and operational responsibility for stand-alone recyclers as well as physical and financial metal trading activities. The company was founded on December 2, 1905 and is headquartered in Oslo, Norway.

Liaoning Donghe New Materials Co., Ltd. engages in the research, development, production, and sale of magnesia and refractory products. It provides fused magnesia, light-burned magnesia, shaped refractory products, and unshaped refractory products. The company was founded by Sheng Min Bi and Lian Mei Li on October 19, 2001 and is headquartered in Haicheng, China.

Mining & construction equipment

Liaoning Lier Magnesium Synthetic Materials Co., Ltd., established on 2002-04-23, The scope of business includes open-pit mining of magnesite;Magnesite Ore Sales;Intensive processing and sales of magnesite ore;Technical research and development of magnesia series synthetic refractory raw materials,production and sales;Technical research and development of magnesium series indeterminate,production and sales;Import and export business of refractory raw materials and refractory products.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

Pangang Group Panzhihua Iron and Steel Research Institute Co., Ltd., established on 2007-12-25, Business scope includes metallurgical process and related processes,Technology Development of Comprehensive Utilization of Metallurgical Resources,transfer,Consulting and Services;new material,new product development,Trial production and sales;Research on metallurgical machinery and equipment and metallurgical materials,Production,Sales;Computer information technology development and information service;Physical and chemical testing and related technology development,consult,Services and Training;Physical and chemical testing equipment repair;General Parts,Fabrication of Metal Structures;Processing and sales of rolled steel products;Conference and Exhibition Services.(Except for projects involving pre-licensing in the above business scope).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments)

Houying Group Haicheng Environmental Protection Refractories Co., Ltd., established on 2005-11-29, Business scope includes licensed business items:none.General operating items:Brick processing for environment-friendly buildings;Production of fused magnesium,Magnesia brick;Distribution of refractories,Magnesite;coal,Coke distribution.(The above does not include approved items).(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

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Refratechnik Holding GmbH is a multi-national private company headquartered in Ismaning, Germany, involved in offices of holding companies. Silke Denecke, Maleachi B��hringer and Rainer Gaebel are the current co-CEOs of the firm.\nThe company says this about itself: The Holding is the strategic center of the Refratechnik Group. It controls the Group's individual companies in 23 locations and with some 1500 employees, and coordinates the different business activities in strategic issues. Moreover, it plans and monitors the company-wide guidelines, acts as management consultant, and also trains and promotes tomorrow's managers. The Holding's structure ensures a clear overall view and control of the Group, particularly in times of dynamic global growth. The Holding is featured by a flat hierarchy and explicit areas of responsibility, plus clear focussing by the individual companies on their specific customers and industrial sectors.

Xiuyan Manchu Autonomous County Hengrui Magnesium Products Co., Ltd., established on 2004-03-19, Business scope includes fused magnesium,Magnesium products,rubber products,processing,Sales.(Items subject to approval by law,Business activities can only be carried out after approval by relevant departments.)

Research Institute of Industrial Science & Technology, part of POSCO Holdings Inc., is a company headquartered in Pohang, the South Korea. The firm engages in commercial physical and biological research and development.