Becker Mining Systems AG Germany 
Siemens Germany 
 3D-P Canada 
 ABMEC - The British Mining Trade Association United Kingdom 
 ACT ICT Ghana Ltd Ghana 
 AFL Telecommunications United States 
 Ainstein Inc. United States 
 Altaeros United States 
 Ambra Solutions Canada 
 AMR PEMCO United States 
 ASI Robots United States 
 Beyond Communications Inc. Canada 
 Caprock Communications United States 
 Castor Networks Netherlands 
 Catapult Strategy Canada 
 Cattron Group International United States 
 Conspec Controls Inc. United States 
 Control Chief Corporation United States 
 Dynamine Solutions Brazil 
 E3 Equipment United States 
 ECOM America Ltd. United States 
 Ericsson Sweden 
 EstrellaSat Netherlands 
 Flanders United States 
 Fluidmesh United States 
 Fluor Mining & Metals United States 
 Genco Mine Service United States 
 Globalstar United States 
 Handheld US United States 
 HBC-radiomatic Inc. Germany 
 HC Global United States 
 Hemisphere GNSS United States 
 Hubbell Inc. United States 
 Innovative Wireless Technologies United States 
 Intelsat United States 
 Intersystems United States 
 Jannatec Technologies Canada 
 Japan Coal Energy Center Japan 
 Juniper Systems, Inc. United States 
 Kenwood USA Corp United States 
 Koeppern Group Germany 
 L-3 Communications United States 
 LMS Group United Kingdom 
 Loeb Winternitz Industrial Auctioneers United States 
 Logimine S.A.S. France 
 Maestro Digital Mine Canada 
 Maptek/KRJA Systems Ltd United Kingdom 
 MCI Austria Austria 
 MDJ ELECTRONIC Sp. z o.o. Poland 
 Meglab Canada 
 Mine Radio Systems & Underground Intelligence Australia 
 Mine Radio Systems Inc. Canada 
 Mine Site Technologies Australia 
 Mine Site Technologies (USA) Inc. United States 
 Mission Critical Energy Inc. United States 
 Mobilaris Sweden 
 Modular Mining Systems Inc United States 
 MST Global Australia 
 Nelson Brothers Inc. United States 
 Nerospec SK GmbH Germany 
 New Era Systems Inc United States 
 Newtrax Canada 
 NL Technologies Canada 
 Nokia Finland 
 Norphonic Norway 
 Northern Light Technology Canada 
 Northwest Towers United States 
 NSS Canada Canada 
 OEM Data Delivery United States 
 Optical Cable Corp. United States 
 PRECO Electronics United States 
 Prime Power North South Africa 
 Pyott-Boone Electronics United States 
 Rajant Corporation United States 
 Ralph's Radio Ltd. Canada 
 RCT Australia 
 RDI Technologies United States 
 Remote Control Technologies Australia 
 RIGID ROBOTICS INC. Canada 
 Ritron Inc. United States 
 RM Wilson Co. Inc United States 
 Safety Vision L.P. United States 
 SAVOX Communications Oy Ab Finland 
 Sensemetrics United States 
 SMC Electrical Products Inc. United States 
 Storacall TeleAcostics Ltd United Kingdom 
 STW Technic, LP United States 
 Subsoil Technologies South Africa 
 Sybet International Poland 
 Telkom Telos S.A Poland 
 Tunnel Radio United States 
 Victor Products USA Inc. United States 
 Wholesale Mine Supply LLC United States 
 World Sensing Spain 
 WSP Canada 
 Zenitel Belgium NV/SA Belgium 
 ZF Friedrichshafen AG Germany