- European Commission
- European Union
- Operationa Programme on Transport 2007-2013 (OPT)
- Ministry of Transport, Information Technologies and Communications of the Republic of Bulgaria
- Port of Burgas PLC
- Port of Varna PLC
- Port of Lom PLC
- Port Terminal Lesport JSC
- Port complex Ruse PLC
- Port of Vidin Ltd.
- Port terminal Balchik JSC
- Executive Agency Maritime Administration
- Bulgarian Chamber of Shipping
- Navigation Bulgarian Maritime Fleet JSC
- Bulgarian Association of Ship Brokers and Agents (BACB)
- Executive Agency Exploration and Maintenance of the Danube
- Bulgarian Maritime Training Center (BMTC) AD
- Bulyard Shipbuilding industry AD
- Maintaining cleanliness of sea waters (PCHMW) Ad
- Navigator Shipping and Brocker
- National Association of Bulgarian freight forwarders, transport and logistics (NSBS)
- Association of Black and Azov Seas (BASPA)
- International Association of Marine Aids to Navigation and Lighthouse Authorities (IALA)
- European Sea Ports Organisation (ESPO)
- The International Association of Ports and Harbors (IAPH)
- Baltic Ports Organisation
- Baltic And International Maritime Council Organization (BIMCO)
- International Federation Of Freight Forwarders /FIATA/
- The Federation Of National Associations Of Ship Brokers And Agents
- United Nations Economic Commission For Europe
- Transport Infrastructure Needs Assessment In Central And Eastern Europe (TINA)
- Port Harbours Marinas Worldwide
- European Federation of Inland Ports (EFIP)
- United Nations Economic Commission For Europe (UNECE)
- International Maritime Organization (IМО)
- The Black Sea Economic Cooperation (BSEC)
- The Federation Of National Associations Of Ship Brokers And Agents (FONASBA)
- American Association Of Port Authorities (AAPA)
- TRACECA
- Danube Commission
- Transport Events Management
- European Conference Of Ministers Of Transport
- European Union
- Lloyd Register
- The South East Europe Transnational Cooperation Programme
- ECOPORT 8 Project