AK ALEV
Andalucita SA
Akdeniz Mineral Kaynaklari AS
ArcelorMittal Refractories
Baymag Inc.
BSR Van Uden Stevedoring BV
Calix Ltd
Carl Spaeter GmbH
China National Minerals Co. Ltd
CMI Industry
Cofermin Rohstoffe GmbH & Co. KG
CSA Global Pty Ltd
Delamin Ltd
Europiren BV
Gerdau Europe
Grecian Magnesite SA
Groupe Roullier
HarbisonWalker International
IBAR Nordeste Ltda
IHS
IMFORMED
INTERMINEX Handelsgesellschaft mbH
Intocast Slovakia AS
Komateq AS
Kümaş Manyezit Sanayi AS
Kürzeder & März
Lehmann & Voss & Co.
Lincoln Electric Co
Ma’aden
Magnesia GmbH
MagnesiumUSA Inc.
Magnesita Refratários SA
Magnesitas de Rubián
Magnesitas Navarras SA
MAGNIFIN Magnesiaprodukte GmbH & Co KG
Magnezit Group
Magus Marketing Pvt Ltd
Mayerton Refractories (Europe) Ltd
Mike Miller Consulting Services
Minerals GmbH & Co KG
Mosman Resources
Nedmag Industries BV
Nikochem
Normag GmbH
Pasek Minerales SA
Possehl Erzkontor
Orind Special Refractories Ltd
Quintermina AG
Refratechnik Cement GmbH
RHI AG
RixMin International Pty Ltd
Roskill Information Services Ltd
Rotterdam Bulk Terminals BV
Russian Mining Chemical Co.
S.I.M.
Sibelco Europe
Sigma Devtech
SMZ a.s Jelsava
Sojitz Corp.
TAK Consultancy
Tanisho & Co. Ltd
Ternamag SA
Thermolith
ThyssenKrupp Industrial Solutions
ThyssenKrupp Metallurgical Products GmbH
Timab
Ube Material Industries Ltd
Ube Shipping & Logistics Ltd
US Geological Survey
Van Mannekus & Co. BV
Yasheya Ltd