Skip to main content Skip to footer

Turnkey EP & R Projects

Empowering the transition to a carbon free grid

Suir Engineering specialise in the design and engineering of high-voltage systems that meet the unique demands of modern energy infrastructure. We help energy providers integrate renewable energy sources, enhancing capacity, reliability and resilience and enabling smart grid technologies

Our high-voltage solutions are at the forefront of the renewable energy revolution. We design, build and connect large scale wind, solar and energy storage projects to the grid, ensuring seamless integration and optimised performance.

HV & MV Services

  • Full turnkey EPC and D&B contracts
  • Complete electrical design & build for substations up to and including 400kV
  • Complete civil & structural engineering D&B
  • Electrical Balance of Plant (EBoP) projects
  • Battery energy storage (BESS) design & build
  • Design, supply & installation of OHL (Overhead Lines), UGC (Underground Cables)
  • Grid & collector cable installations
  • Cable jointing up to 400kV
  • (Project Supervisor Construction Stage)  and (Project Supervisor Design Process)
  • Precommissioning & commissioning management
  • Planning assistance & wayleave / consent management
  • Liaison with DNO (District Network Operator) and TSO (Transmission System Operator)
  • Capital plant design, coordination, procurement, install & commission
  • Testing, commissioning & handover

2.5GW

Renewable energy connected to the grid

500MW

Battery energy storage projects completed

400kV

Turnkey power solutions