Martin Engineering United States
BEDESCHI AMERICA INC United States 
Linde Germany 
 3D Consulting Group LLC United States 
 Aecon Mining Canada 
 AFRY Sweden 
 Agapito Associates United States 
 Ainstein Inc. United States 
 AKW Germany 
 Alpha Engineering Services United States 
 Alquimia Conceptos S.A. Chile 
 AMEC Americas Ltd Canada 
 Appalachian Mining & Engineering Inc. United States 
 ASEAMCO Pty Ltd Australia 
 ASGCO Complete Conveyor Solutions United States 
 Beijing New Metallurgical Machine & Equipment Co.,Ltd(BNMME) China 
 BESAB Sweden 
 BMT WBM Denver United States 
 Boyce, Graybeal, Sayre, Inc United States 
 CASPEO France 
 CCC Group Inc Engineering & Design Division United States 
 Cementation United States 
 Centry Constructors & Engineers United States 
 Chevron United States 
 Clean City Corp. United States 
 Control Chief Corporation United States 
 Cowin & Company, Inc. United States 
 CQ Inc United States 
 D'Appolonia Engineering United States 
 Dassault Systèmes France 
 DavyMarkham Limited United Kingdom 
 DAXCON Engineering Inc. United States 
 Deep Sea Electronics United Kingdom 
 Dos Santos International LLC United States 
 Dynamine Solutions Brazil 
 EBA Engineering Consultants Ltd Canada 
 ElectroHeat Induction United States 
 ELKAT S.A. Greece 
 Feeco International Inc. United States 
 Flanders United States 
 FMC Engineering United States 
 Forgiatura Morandini Srl Italy 
 Franky Construction Malaysia 
 Frontier-Kemper Constructors Inc. United States 
 George Forest International Belgium 
 GeoSonics Inc. United States 
 Geostat Systems Int'l Inc Canada 
 GGB Bearing Technology United States 
 GreenGold Technology Indonesia 
 Grosvenor Engineering Co United States 
 Hall Construction United Kingdom 
 Hatch Mott MacDonald United States 
 HAVER NIAGARA GmbH Germany 
 Heavy Structures United States 
 Hunosa Spain 
 Imperial Technologies Inc. United States 
 ITT Inc. United States 
 J.S. Redpath Ltd Canada 
 JRI Ingenier Chile 
 Kinane Engineering Inc United States 
 Kinder Morgan Bulk Terminals Inc United States 
 Korindo Heavy Industry Indonesia 
 Korindo Heavy Industry Indonesia 
 Lincoln Contracting & Equipment United States 
 LKAB Sweden 
 Loeb Winternitz Industrial Auctioneers United States 
 LOESCHE Germany 
 Lyntek Incorporated United States 
 Maccaferri Italy 
 Marshall Miller & Associates United States 
 Marston United States 
 Marston Canada Ltd Canada 
 Marston International Pty. Ltd. Australia 
 Master Builder Solutions Germany 
 Matheson Mining Consultants Inc. United States 
 MCI Austria Austria 
 Meridian Engineers Pty Ltd Australia 
 Millcreek Engineering Company United States 
 Minerali Industriali S.r.l. Italy 
 MineSeal LLC United States 
 Mining TAG Chile 
 Modular Mining Systems Inc United States 
 Nalco Company United States 
 National Robotics Engineering Center United States 
 Neilsoft India 
 North Ridge Pumps Ltd United Kingdom 
 Nutron Motor Co Inc United States 
 O'Donnell Consulting Engineers United States 
 Oil States Industries Inc. United States 
 Pennsylvania Crusher Corporation United States 
 Phoenix Lighting, Inc. United States 
 Pincock Allen & Holt (PAH) United States 
 Pioneer Solutions LLC United States 
 Pioneer Technical Services, Inc. United States 
 Prime Power North South Africa 
 Professional Designers & Engineers Inc United States 
 PT. Siko Techno Indonesia 
 PYC Tecnologia Chile 
 Quality Process Solutions Australia 
 Quantiserv Canada 
 Raisebor, A Division of Cowin & Co United States 
 Reliable Controls United States 
 River Consulting United States 
 Roberts & Schaefer Co United States 
 Rota Engineering Limited United Kingdom 
 Runge Pty Ltd Australia 
 RWE Technology International Germany 
 Schlam Australia 
 Schwing Bioset, Inc. United States 
 SEI Engineers Inc United States 
 Seoul National University Korea, Republic of 
 SpecSys Inc United States 
 Synergy Engineering Ltd. Canada 
 TAKRAF GmbH Germany 
 Terra Nova Technologies United States 
 The Daniels Co United States 
 Thiess Australia 
 Turnkey Processing Solutions United States 
 University of Arizona - Online Engineering United States 
 URS Corporation Washington Division United States 
 uttc- Service und Technik GmbH Germany 
 VP Buildings Inc. United States 
 Waterman Engineers Australia Australia 
 Williams Advanced Engineering United Kingdom 
 Williams Form Engineering United States 
 WSP Canada