# ENKA Insaat ve Sanayi A.S. - World-Class Global EPC Contractor in Mega Power Plants & Infrastructure

> ENKA is one of the world’s top engineering, procurement, and construction (EPC) conglomerates. Ranked consistently on the ENR Top 250 International Contractors list, ENKA has engineered and constructed over 23,000 MW of power generation capacity worldwide, including gas-fired combined cycle, simple cycle, coal, and nuclear facilities.

- **Headquarters:** Istanbul, Turkey
- **Founded:** 1957
- **Website:** https://www.enka.com
- **Canonical URL:** https://voltformer.com/epc-contractors/enka
- **Markdown Source:** https://voltformer.com/epc-contractors/enka.md

## How to select an EPC contractor

EPC means engineering, procurement and construction. Compare contractors by project technology, country, voltage level and contractual delivery scope.

## Directory methodology

This directory presents company profiles, not a scored ranking or certification. Company-wide experience may include engineering, EPCM, equipment supply and consortium roles. Confirm the exact role, current qualifications and project references with the official company before shortlisting.

## What should an EPC enquiry include?

Specify the project country, capacity, grid voltage, single-line diagram, site conditions, scope boundaries, target schedule and acceptance tests. Clarify who owns permitting, civil works, grid studies, commissioning and performance guarantees.

Equipment enquiries submitted here go to Voltformer. Contact the listed company directly for its EPC services.

## Engineering Specializations

- Mega-Scale Turnkey Combined Cycle Power Plants
- Ultra-High-Voltage Transmission & Substations (up to 750 kV)
- Oil, Gas & Petrochemical Infrastructure EPC
- Industrial Process Facilities & Pipelines
- Nuclear Power Plant Civil & Electromechanical Construction

## Turnkey EPC Scope & Capabilities

- **Basic & Detailed Engineering:** Listed capability; confirm project-specific scope
- **Global Procurement & Supply Chain:** Listed capability; confirm project-specific scope
- **Civil & Structural Construction:** Listed capability; confirm project-specific scope
- **Testing & Plant Startup:** Listed capability; confirm project-specific scope
- **High-Voltage Substation EPC:** Listed capability; confirm project-specific scope
- **Transmission Lines:** Listed capability; confirm project-specific scope
- **Turnkey Power Plant EPC:** Listed capability; confirm project-specific scope
- **Grid Interconnection:** Listed capability; confirm project-specific scope

## Key Representative Projects

### Gebze & Adapazarı Combined Cycle Power Plants
- **Capacity / Scope:** 2,310 MW CCPP Turnkey EPC
- **Country:** Turkey | **Client:** Gebze Elektrik Üretim / Adapazarı Elektrik Üretim | **Year:** 2002
- **Description:** One of the largest turnkey natural gas combined cycle power plant developments in Europe, built and operated under BOO scheme.
- **Technologies:** GE 9FA Gas Turbines, HRSGs, 380 kV Switchyard, Steam Turbines

### İzmir Combined Cycle Power Plant
- **Capacity / Scope:** 1,540 MW CCPP Turnkey EPC
- **Country:** Turkey | **Client:** İzmir Elektrik Üretim | **Year:** 2003
- **Description:** High-efficiency natural gas combined cycle power generation facility with advanced low-NOx burners and 380 kV interconnection.
- **Technologies:** GE 9FA Gas Turbines, Water Treatment, 380 kV GIS Substation

### Samawa & Dhi Qar Combined Cycle Conversions
- **Capacity / Scope:** 2 x 750 MW Combined Cycle Power Plants
- **Country:** Iraq | **Client:** Ministry of Electricity | **Year:** 2021
- **Description:** Full EPC conversion of simple-cycle gas turbine power stations to high-efficiency combined cycle power plants.
- **Technologies:** GE 9E Gas Turbines, HRSG, Steam Turbines, 400 kV GIS

## Technical Services

- **Full Turnkey Power Plant EPC:** Lump-sum turnkey delivery of world-scale thermal, combined cycle, and cogeneration power plants exceeding 1,000 MW per facility.
- **Heavy Civil & Electromechanical Construction:** Precision turbine-generator installation, heavy lifting, structural steel fabrication, and boiler erection.
- **Transmission & Substation Engineering:** EHV transmission lines, GIS/AIS substations up to 750 kV, and national grid interconnection systems.
- **Commissioning & Plant Operations:** Commissioning, performance testing, lifecycle maintenance, and full O&M plant management.

## Quality Standards & Certifications

- ISO 9001:2015
- ISO 14001:2015
- ISO 45001:2018
- ASME S, U, PP Stamps

---
Related: [EPC Contractors Directory Directory](https://voltformer.com/epc-contractors.md) · [Voltformer Catalog](https://voltformer.com/catalog.md)