CORPORATE
Milestones
Ölçer Enerji’s development from distribution networks to high-voltage transmission infrastructure.
01 / Foundation
1970 – 1989
0.4 kVField knowledge became a corporate foundation.
Work that began in Bitlis and Tatvan grew through contracts for the Turkish Electricity Authority.
- Founder Mehmet Salih Ölçer’s first years in the sector
- TEK rural electrification contracts
- The foundation of Ölçer İnşaat Elektrik ve Ticaret in 1989
02 / Distribution
1990 – 2008
36 kVDistribution experience expanded across 14 provinces.
Urban, rural and industrial networks turned regional delivery into nationwide field capability.
- Urban and rural networks across Eastern and Southeastern Anatolia
- A new operating geography extending from İzmir to Sakarya
- Van and Iğdır OIZ infrastructure and the TPAO Batman power line
03 / Move to transmission
2009 – 2016
154 kVFrom maintenance and line work to turnkey substations.
Long-term maintenance contracts, power lines and the first turnkey 154 kV substation came together in this period.
- The 60 km Doğubeyazıt–Çaldıran power line
- Five-year maintenance contracts in the Vangölü and Hakkâri regions
- Joint stock structure in 2013; Engil 154 kV substation in 2014–2015
04 / High voltage
2016 – today
400 kVNational-scale 380 and 400 kV transmission projects.
Turnkey substation and transmission-line capability reached a new scale through schedule and quality performance.
- İzmit 380 kV connections completed 52 days ahead of contract
- First wind-farm connection through Balıkesir 2 SS–Susurluk WPP
- Tatvan 380 kV lines and the 2024 Alparslan HPP variants