- Pre-feasibility study for completion of missing railway link Kichevo – Albanian border, part of Pan-European Corridor VIII
- Situation and perspectives of the rail market
- Technical Assistance for the Modernization of the Vidin- Sofia Railway Line
- Multi annual maintenance plan for National Railway Infrastructure Company
- Railway passenger transport study and forecast
- Developing an Assets Management Strategy for the Bulgarian National Railway Infrastructure Company
- Modernisation of Transit Railway Corridors in Bulgaria Project
- Bulgaria and Romania: Railway Corridors and Border Crossing Study
- Railway Organizational restructuring; Management and Development of Railway Infrastructure Company
- Improvement of railway border crossings in South – East Europe
- Economic, social and financial analyses for construction of the new bridge over the Danube River (Vidin – Calafat) between Bulgaria and Romania
- Reduction of Stopping Times at Bulgarian Railroad Border Crossings
- Extension of Trans-European Rail Freight Freeways
- Updating of Transport Infrastructure Costs in accessing countries
- Assistance in Reorganising Financial Management, Accounting Services and Procedures of Bulgarian State Railways (BDZ)