VAVA s.r.o. - Slovakia

Orbis Consultants - UK

Avidd - UK

Railtech Francé

Stemann s.r.o. - Slovakia

Catalyst Group a.s. - Slovakia

K+K a.s. - Slovakia

RVS Partnership - UK

Chirasys a.s. - Slovakia

ALSTOM Hydro Austria GmbH - Austria

Kovo-Galant s.r.o. - Slovakia