Companies that attended in 2012 include:
- Deputy Director, Ministry of Enterprise, Energy & Comms – Sweden
- Managing Director, Metrirep KFT
- Chief Executive Officer, International, Prover Technology AB
- Project Manager, Sweco Energuide AB
- Account Manager, Siemens Schweiz AG
- Signal Engineer, OBB-Infrastruktur AG
- ERTMS Project Officer, ATOC – Assocation of Train Operating Companies
- Head of System Engineering, NSB AS – Norwegian State Railways
- Sales Director, Siemens AG
- Senior Consultant, Interfleet Technology AB
- UIC ERTMS / ETCS Project Manager, UIC – International Union of Railways
- Sales Manager, GE Transportation Systems SPA
- Technical Manager, NSB
- Deputy Head of Project Management Unit, LDZ – Latvian Railways – Latvijas Dzelzcels
- Regional Sales Director, Sagemcom Magyarorszag Kft.
- Sales Director, Schwihag GmbH
- Head of Operations Department, MAV Zrt.
- Sales Director, SIGNON Deutschland GmbH
- Operations & Safety Director, Arriva Trains Wales
- Railway Manager, Nokia Siemens Networks
- Technical Expert, MAV Hungarian State Railways Company
- Operataions Director, AWT (Advanced World Technology)
- Customer Solution Manager, Nokia Siemens Networks
- Member of the Management Board, PKP PLK
- CEO, SYRTEM
- Sales Agent, Schwihag AG
- Assets Manager Train Control Systems, SBB AG
- Director, Thales Transportation Systems GmbH
- Technical Associate (R&D), SZ – Slovenian Railways
- GSM-R Expert, KTI
- Key Account Manager, Alcatel-Lucent Hungary Ltd
- Signalling Expert, MAV – Hungarian Railways
- Key Account Manager Western Europe, GSM-R, Kapsch CarrierCom Deutschland GmbH
- Member of the Management Board, HZ Holding (Croatian Railways)
- Deputy Head – IT & Telecommunication Services Unit, Latvian Railways