Siemens Energy AG - EPC company profile

Siemens Energy AG: Explore engineering capabilities, representative projects and official company contacts.

Siemens Energy AG - Global Leader in Turnkey Power Generation, HVDC & Grid Transmission EPC

Siemens Energy AG is one of the world’s leading pure-play energy technology and turnkey EPC engineering powerhouses. Formed as a standalone spin-off from Siemens AG, the company executes world-scale turnkey combined cycle power plants, HVDC grid transmission interconnectors, hydrogen-ready gas power infrastructure, and offshore grid connection hubs.

Specializations

  • Turnkey Hydrogen-Ready Combined Cycle Power Plants (CCPP)
  • High-Voltage Direct Current (HVDC) Transmission Systems
  • Gas Insulated Substations (GIS up to 800 kV)
  • Offshore Wind Transmission Hubs & Substations
  • Comprehensive Electromechanical Balance of Plant (E-BOP)

Key Representative Projects

Egypt Megaproject (Beni Suef, Burullus, New Capital) (14,400 MW Combined Cycle Power Plants)

The largest power generation project in modern history. 3 x 4,800 MW turnkey combined cycle power plants built in record time of 27.5 months.

Country: Egypt | Completion: 2018

BorWin5 Offshore HVDC Converter Platform (900 MW Offshore HVDC Interconnection)

Turnkey offshore HVDC converter platform delivering green wind energy from the North Sea to the German high-voltage grid.

Country: Germany (North Sea) | Completion: 2025

Irsching 6 Fast-Response Reserve Plant (300 MW High-Flexibility Gas Turbine Peaker)

Ultra-fast grid stabilization power station designed to ramp up to full capacity in under 30 minutes to safeguard grid security.

Country: Germany | Completion: 2023

Engineering & Turnkey Services

  • Full Turnkey Power Plant EPC Solutions: Turnkey delivery of HL-class and F-class combined cycle power plants with benchmark thermal efficiency exceeding 63%.
  • HVDC Transmission Systems EPC: High-voltage direct current converter stations, sea-crossing interconnectors, and high-capacity long-distance grid links.
  • Substation & Grid Engineering: High-voltage GIS and AIS substations, SF6-free blue GIS switchgear, and digital substation integration.
  • Decarbonization & Hydrogen Retrofit: Conversion of existing gas turbine fleets to operate with high blends of clean hydrogen fuel.

Standards & Certifications

  • ISO 9001
  • ISO 14001
  • ISO 45001
  • ISO 50001 Energy Management
  • IEC 61850 Certified

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.

Company reference information is provided in English.