VMT International - TBM guidance systems
Bresciani Tunnel Wind - manufacturers of ventilation ducts for tunnels and mines
Zitron - ventilation fans for all situations
GIA / SwedVent - ventilation fans, ducting and systems
Geodata GmbH - geotechnical monitoring and surveying wordwide
Schwarzer Curved Tunnelling Systems - survey, communication and control equipment
MineARC Systems - self-contained tunnel refuge chambers
tacs Guidance Systems - specialist TBM location and guidance equipment
Schneider Electric Industries SA - electricity supply, ventilation, utility management
Orsta CT-Bolt - rockbolts for corrosive environments
Hunter Personnel - recruitment specialists
MS - separation equipment for slurry tunnelling projects
Cogemacoustic – ventilating the underground environment
Thermal Ceramics - high-temperature resistant materials
Marioff Corporation - design, manufacture and installation of fire protection systems
Nitro Bickford - explosives, monitoring, drilling and blasting services
MSD Dresden - design and fabrication of transportation systems and solutions, TBM backup, start and run-out shaft systems, ancillary equipment and logistics
Centerline - survey, communication and control equipment