Greece

Aktor S.A.

ALSTOM Transport S.A.

Anatolia College

Athens International Airport S.A.

Attica Region

Attiko Metro S.A.

Avax S.A.

Egnatia Odos S.A.

ERGA O.S.E. S.A.

Fraport Greece S.A.

Hellenic Civil Aviation Authority

Hellenic Organization for Standardization S.A.

Hellenic Public Properties Company S.A.

Intrakat S.A.

ISAP S.A.

J&P Avax

Ministry of Environment and Energy

Ministry of Infrastructure and Transport

Ministry of National Defence

North Aegean Region

O.S.E. S.A.

Open University of Greece

TERNA S.A.

University of Patras

Europe (other), Africa, Asia

Albanian Railways

Dubai Electricity & Water Authority

Federal Foreign Office of Germany

Federal Office for Buildings and Regional Planning of Germany

General Directorate of Civil Aviation of Kuwait

Jerusalem Transport Masterplan Team

Ministry of National Defence

KanAm Grund
Kapitalanlagegesellschaft mbH

Kosovo Railways Infrastructure

Moldovan Roads Agency

Public Enterprise for Railway Infrastructure of North Macedonia

Roads Agency of North Macedonia

Yapi Merkazi S.A.