- NOKIA HELLAS S.A.
- ERGOKAT S.A.
- PROMETAL S.A. - Headquarters & Factory in Mandra
- ELEFTHEROTYPIA - New Press Facilities in Koropi
- GRNET - Networking Research and education
- POLYEKO S.A.
- Α-Α PROKAT ALAFOYIANNIS Bros
- INTERAMERICAN S.A. – Syggrou 209 building
- INTERAMERICAN S.A – Syggrou 350 Tower
- SOL S.A - Certified Public Accountants-Auditors
- EMPEDOS S.A - Building A'
- EMPEDOS S.A. - Building B'
- F.F.G.-PLATINUM AEVEE
- ACS COURIER – Petrou Ralli building
- GEOHELLAS clay treatment factory in Grevena
- FILIRA S.A.
- KIROS S.A.
- GENIKI TAHYDROMIKI Kifissos premises
- GENIKI TAHYDROMIKI Daskaloyianni premises
- KERDOS PUBLICATIONS S.A.
- GNOMON CONSTRUCTIONS S.A.
- PROTECTA A.E.V.E Headquarters
- EPE Environmental Protection Engineering
- TRUSTCENTER S.A Headquarters
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