# VINCI Energies - Leading Global Turnkey Energy Infrastructure & Power Grid Engineering Group

> VINCI Energies, a core division of the global concessions and construction giant VINCI Group, accelerates the energy transition across 60 countries. Operating through flagship brands such as Omexom, VINCI Energies delivers comprehensive turnkey power transmission grids, high-voltage transformer substations, renewable energy farm interconnections, and industrial electrical balance of plant.

- **Headquarters:** Montesson, Île-de-France, France
- **Founded:** 2000
- **Website:** https://www.vinci-energies.com
- **Canonical URL:** https://voltformer.com/epc-contractors/vinci-energies
- **Markdown Source:** https://voltformer.com/epc-contractors/vinci-energies.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

- Turnkey High-Voltage Substation EPC (AIS & GIS up to 400 kV)
- Cross-Border Power Interconnection Lines & EHV Transmission
- Renewable Energy Grid Integration (Solar PV, Onshore/Offshore Wind)
- Digital Substation Automation & SCADA Engineering
- Industrial Electromechanical Balance of Plant (E-BOP)

## 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:** Not listed
- **Grid Interconnection:** Listed capability; confirm project-specific scope

## Key Representative Projects

### INELFE France-Spain HVDC Interconnection
- **Capacity / Scope:** 2 x 1,000 MW Underground HVDC Interconnector
- **Country:** France & Spain (Pyrenees) | **Client:** RTE / REE | **Year:** 2015
- **Description:** Pioneering underground high-voltage direct current interconnector doubling electricity exchange capacity between France and Spain.
- **Technologies:** ±320 kV VSC HVDC, Underground EHV Cable, Converter Substation Integration

### Saint-Brieuc Offshore Wind Substation
- **Capacity / Scope:** 496 MW Offshore Wind Farm Grid Connection
- **Country:** France (Brittany) | **Client:** Ailes Marines / Iberdrola | **Year:** 2023
- **Description:** Full electrical balance of plant and high-voltage substation integration connecting 62 offshore turbines to the French national grid.
- **Technologies:** 225 kV Subsea Cabling, Offshore Transformer Substation, Digital SCADA Automation

### Maroc-Espagne 400 kV Interconnection Substation
- **Capacity / Scope:** 400 kV GIS Interconnection Substation
- **Country:** Morocco | **Client:** ONEE | **Year:** 2019
- **Description:** Expansion and turnkey reinforcement of critical North Africa-Europe power interconnector substations.
- **Technologies:** 400 kV GIS Switchgear, Autotransformers, Differential Protection

## Technical Services

- **High-Voltage Substation EPC (Omexom):** Complete engineering, procurement, construction, and commissioning of transmission substations and step-up switchyards.
- **Overhead & Underground EHV Transmission Lines:** Design and construction of ultra-high-voltage AC and DC transmission links connecting generation assets to national grids.
- **Renewable Balance of System (BOS / E-BOP):** Substations, collector systems, cabling, and reactive compensation systems for utility-scale solar and wind projects.
- **Smart Grid & Substation Automation:** IEC 61850 protocol engineering, protection relay coordination, cyber-secure SCADA, and grid monitoring systems.

## Quality Standards & Certifications

- ISO 9001:2015
- ISO 14001:2015
- ISO 45001:2018
- MASE Safety Certification

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