CFT Compact Filter Technic Germany 
TLT-Turbo Germany 
 ABC Industries Inc United States 
 ABC Ventilation Systems Canada 
 ABMEC - The British Mining Trade Association United Kingdom 
 ACT ICT Ghana Ltd Ghana 
 American Mine Door United States 
 BBE South Africa 
 Coalfield Services Inc. United States 
 FloMAX International Inc. United States 
 Jiangsu Teyidi New Material CO. LTD. China 
 JP Jensen Ventilation AB Sweden 
 KSD Enterprises United States 
 Loeb Winternitz Industrial Auctioneers United States 
 Maestro Digital Mine Canada 
 Masterduct Inc United States 
 McGill Air Clean Corp United States 
 Mining Equipment Ltd United States 
 Northern Light Technology Canada 
 Ohio Automation United States 
 Paul's Fan Company United States 
 Peak Mechanical & Components Inc. United States 
 PENAtrade Turkey 
 Prime Power North South Africa 
 PROTAN AS Norway 
 Racoon Miljöfilter AB Sweden 
 Rocvent Inc Canada 
 Simtech Process Systems United States 
 SPIRO INTERNATIONAL SA Switzerland 
 Swedfan International AB Sweden 
 TALLERES ZITRON, S.A. Spain 
 TELONI F.lli BRESCIANI SRL Italy 
 Terramin South Africa 
 The Mackwood Group of Companies Ltd. Canada 
 Tumi Raise Boring Peru 
 Western Shelter Systems United States 
 Williams Laser Cutting & Fabrication Australia 
 WSP Canada