MUNICIPALITY OF KOZANI
MUNICIPALITY OF ASPROPYRGOS C. ATTICA
MUNICIPALITY OF N. KALLIKRATEIA
MUNICIPALITY OF SERRES C. SERRES
MUNICIPALITY OF LARISSA
POLYTECHNICSCHOOL OF AUTH - CIVIL ENGINEERING DEPARTMENT
J & P AVAX SA
PUBLIC GAS CORPORATION (DEPA) SA
FOREST MANAGEMENT COUNTY OF PIERIA
MUNICIPAL DEVELOPMENT OF KOMOTINI
MUNICIPAL DEVELOPMENT OF KOMOTINI EMPLOYER: PRISMA ELECTRONICS SA
REGIONAL DEVELOPMENT FUND REGION OF CENTRAL MACEDONIA
ANAPTIXIAKI Florina (AN.FLO) SA
REGIONAL DEVELOPMENT FUND REGION OF THESSALY
GREEK TOURISM ORGANISATION
DE.NATIONAL DEFENCE, GEN.D / DIRECTION OF DEFENCE INDUSTRY, RESEARCH & TECHNOLOGY N / TECHNOL.RESEARCH & DEVELOPMENT DIVISION
REGION OF CENTRAL MACEDONIA
Egnatia Odos SA
ORGANIZATION THESSALONIKI CULTURAL CAPITAL 1997
DΙRECTORATE OF ENVIRONMENT-PLANNING OF CENTRAL MACEDONIA-DEPARTMENT OF ENVIRONMENT
ARKTOUROS CIVIL COMPANY (ENVIRONMENTAL MANAGEMENT VIAIOU 7 THESSALONIKI)
ANAPTIXIAKI KILKIS, STAVROUPOLI, NEAPOLI, PEFKOHORI ETC.
MUNICIPALITY OF N. KALLIKRATEIA
REGION OF CENTRAL MACEDONIA
PREFECTURE OF DRAMA-KAVALA-XANTHI
DEVELOPMENT PROTECTION COMPANY HELICONA S.A.
REGIONAL DEVELOPMENT FUND FOR THE REGION OF WESTERN MACEDONIA
MUNICIPALITY OF N. MOUDANIA
REGULATORYORGANISATION OF THESSALONIKI
REGIONAL DEVELOPMENT FUND OF WESTERN MACEDONIA
REGION OF THESSALY
MUNICIPALITY OF ARGOS ORESTIKO C. KASTORIAS
REGIONAL DEVELOPMENT FUND EASTERN MACEDONIA-THRACE
CHAMBER OF EVROS
GENERAL SECRETARIAT OF THE REGION OF CRETE
CHAMBER OF KAVALA
DEI S.A.
UNIVERSITY OF WESTERN MACEDONIA - SPECIAL ACCOUNT OF RESEARCH FUNDS
REGIONAL DEVELOPMENT FUND EASTERN MACEDONIA-THRACE
MUNICIPALITY OF WEST ACHAIA
EGNATIA ODOS S.A.
Trans Adriatic Pipeline AG
MUNICIPALITY OF THASSOS
MUNICIPALITY OF ZIROS
MUNICIPALITY OF IRAKLIA
MUNICIPALITY OF CHALKIDONA
DEI S.A.
REGION OF WEST ATTICA
PREFECTURE OF DRAMA
PREFECTURE OF KASTORIA
Municipality OF AGIA TRIADA C. KASTORIAS
MUNICIPALITY OF PROTI COUNTY OF SERRES
PREFECTURE OF PELLA
PREFECTURE OF KASTORIA
MUNICIPALITY OF KAVALA
MUNICIPALITY OF SERRES
PREFECTURE OF DRAMA
PREFECTURE OF ARTA
PREFECTURE OF CHANIA
COUNTY OF THESPROTIA
REGION OF CRETE
Trans Adriatic Pipeline AG