METKA S.A.
ANTOHI S.A.
GAFRES A.T.E.
TRIAINA S.A.
VINCI CONSTRUCTION G.P. s.a.s.
Art Design GIORGOS POLIZOIS
ATTIKI ODOS
TEKMA S.A.
JOINT VENTURE MOREAS
JOINT VENTURE ANASTILOTIKI GETEM
JOINT VENTURE OLYMPIA
ΤΕΡΝΑ ΕΝΕΡΓΕΙΑΚΗ Α.Ε.
THOLOS S.A.
LAZANAS- Ford,Suzuki,Volvo
DEKTOR S.A.
NEA ODOS S.A.
UNIVERSITY OF PATRAS
JOINT VENTURE EUROIONIA
LATSIS S.A.
AKTOR S.A.
OLYMPIA ODOS LEITOURGIA S.A.
KAVALA OIL Α.Ε.
GEFYRA LEITOURGIA S.A.
JOINT VENTURE APION KLEOS
MESA ATOMIKIS PROSFORAS LTD
MARMI S.A.
ATERMON
ENIPNEAS S.A.
ATHENA ATE
DOMOKAT
P.I.C.K. PATRAS
ELEMKA S.A.
JUVVI HELLAS RENEWABLE SOURCES
DYNACOMP
SICAP S.A.
ROPI S.A.
HOCHTIEF
ELIN TECHNIKI
THOMAS MITSOPOULOS & SIA E.E.
FrieslandCampina
LAFARGE BETON S.A.
ERGOLOGIC
DOMIKI EFARMOGI S.A.
INTERBETON S.A.
DOKSA ABETE
AXON KATASKEYASTIKI ATE
ANTAIOS TECHNIKON KATASKEYON S.A.
KOURTIDIS S.A.
LIAROMATIS S.A.
PERFECT SHADE Α.Ε.Β.Ε.
TEMES S.A.
PLASTWOOD S.A.
TERNA S.A.
ENTECHNOS S.A.
COSTA NAVARINO
PATRAS PORT AUTHORITY
MOCHLOS S.A.
ENET S.A.
VAMVATSIKOS ATE
PRENECON S.A.
LIDL HELLAS
ATEM S.A.
AEGEAN MOTORWAY S.A.
IOANAS ATE
ETETH S.A.
GAIA WINES ABEE
OLYMPIA ODOS
AFOI PLESSA S.A.
AXONAS MV ATEBE
Coca-Cola 3E
TSONTOS M. S.A.
G. GALANOPOULOS AND SIA EE
PORTO RIO HOTEL
PAPAIOANNOU GROUP
Ι.Κ.Τ.Ε.Ο. MEGAKTEO
GALANOPOULOS K. ATE ATEGA
ELTER ATE
MICHANIKI S.A.
MOTOR OIL HELLAS
OMEGA S.A.
CHRYSANTHAKOPOULOS S.A.
AFOI GIDIARI S.A.
ELLINIKA KALODIA
ERGODINAMIKI PATRON
AIROTEL ACHAIA S.A.
EDRASI X. PSALIDAS ATE
KIRITSIS P KIRITSIS K OE
SYNTECH LTD
ATERMON ATEE THEMELI S.A.
KOUNELIS ANDREAS & SONS O.E.
UNIVERSITY OF IOANNINA
ARHIKON S.A.
ERGO KALOUDAKIS S.A.
KIROS S.A.
RESILUX HELLAS S.A.
Querzoli Hellas
TEKA S.A.
ATHINAIKI ZITHOPIIA S.A.
MEDI CENTER KORINTHOS S.A.
AMP Α.Β.Ε.Ε.
JOINT VENTURE & SIA O.E.
KATASKEVI ATE
ASFALTIKI LATOMIKI S.A.
AXIMUM
ΙΝΤRACOM ΚΑΤΑΣΚΕΥΕΣ Α.Ε.
CONSTRUTEK
JV EURARCO S.A. – ERGONET ATE
DRAGADOS
ELEKTROMEK S.A.
infolex
ALPHA DELTA CONSTRUCTIONS
GISSCO A.E.
ExelGroup
ALFA CASA
OTE S.A.
AETEK S.A.
ILIAKI S.A.
PESSOS ATE
IONIKI ATEKE
PANACOLAR ANANEOSIMES