Substations

2026
Naxxar Distribution Center – Malta MV Substations (33kV / 11kV) – Supply, Installation and Commissioning of MV Switchgear Systems

ABB

2025
Koumoundourou 400/150kV GIS Substation – Electrical Installation, Inspection and Preliminary Testing of GIS Equipment and Digital Substation System

MYTILINEOS S.A.

2025
Aluminium of Greece – Open Air Substation – Electrical Installation Works

ABB

2024
Koumoundourou 400/150kV GIS Substation – HDPE Piping and Optical Fiber Installation Works

MYTILINEOS S.A.

2024
Agios Nikolaos IPP II Power Plant – Complete Erection of GIS Outdoor Substation Expansion of the Substation of the Agios Nikolaos CCGT II

MYTILINEOS S.A.

2024
Disassembly - transport - new assembly of a 20/400KV - 360MW Transformer and overhead energy lines 400kKV

ELPEDISON

2023
Thisvi 400kV Substation – Transformer Relocation and Installation of New 390 MVA Power Transformer

ELPEDISON

2023
Koumoundourou Substation – Electrical Equipment Testing and Preliminary Commissioning Works

MYTILINEOS S.A.

2022
Koumoundourou 400/150kV GIS Substation – Building Electrical Installation Works (EPC Subcontract)

MYTILINEOS S.A.

2019
Installation of LV system for operation at substations Anthili and Perivoli of OSE

SIEMENS HELLAS S.A.

2014
Revampig of two (2) substations at Sfiga and Acharnes

ALSTOM Transport S.A.

2013
Complete erection of electrical equipment at a 150 kV Switchyard and, MV Switchgear at Ilarion H.E.P. And at Ilarion Small H.E.P.

METKA

1997
Construction of one 200kV G.I.S. Substation at S.E.S. Lavrio

SIEMENS (P.P.C.)