Siemens Energy Limited

Siemens Energy Limited (Companies House no. 00631825) appears as the supplier on 7 public contracts in our data, worth £833.2m as published.

View on Companies House · Self-declared size on notices: LARGE

Buyers

UK Power Networks (Operations) Limited (3)Sellafield Limited (1)Scottish Hydro Electric Transmission PLC (1)National Grid UK Limited (1)SP Transmission PLC (1)

All contracts

Contract	Buyer	Incumbent supplier(s)	Value	Ends	Region
Panacea - Energy Trading system (Software/Hardware) support to CHPP 25/26 Find a Tender · CPV 72610000	Sellafield Limited	SIEMENS ENERGY LIMITED, siemens Energy Ltd	£134k	31 Mar 2026 re-tender may already be under way	North West
FW Supply & Install Grid & Super Grid Transformers and Shunt Reactors framework · 25 suppliers Find a Tender · CPV 31171000	UK Power Networks (Operations) Limited	AIRE VALLEY REWINDS LIMITED, Brush Transformers Limited, Efacec Energia, Maquinas E Equipamentos Electricos S.A. +22 more	£4.8m	end date not published	UK-wide
FW Supply & Install Grid & Super Grid Transformers and Shunt Reactors framework · 5 suppliers Find a Tender · CPV 31171000	UK Power Networks (Operations) Limited	Ground Control Limited, Hitachi Energy UK Limited, SIEMENS ENERGY LIMITED +2 more	value not published	end date not published	UK-wide
FW Supply & Install Grid & Super Grid Transformers and Shunt Reactors framework · 19 suppliers Find a Tender · CPV 31171000	UK Power Networks (Operations) Limited	AIRE VALLEY REWINDS LIMITED, Ardent Management Limited, BRADFORD ARMATURE WINDING COMPANY LIMITED +16 more	£8.2m	end date not published	UK-wide
CO Construction - AIS Substation Works - LT294/295 Bhlaraidh WF Extension - 0426 framework · 43 suppliers Find a Tender · CPV 45232220	Scottish Hydro Electric Transmission PLC	Aueros Energy Limited, BAM NUTTALL LIMITED, Balfour Beatty Utility Solutions Limited +40 more	£70.0m	end date not published	Scotland
HVDC Converter Systems Framework framework · 6 suppliers Find a Tender · CPV 45000000	National Grid UK Limited	HITACHI ENERGY SWEDEN AB, Hitachi Energy UK Limited, MITSUBISHI ELECTRIC EUROPE B.V. +3 more	value not published	end date not published	UK-wide
Substation Construction Works framework · 6 suppliers Find a Tender · CPV 45232220	SP Transmission PLC	Aureos Energy Limited, Kirby Group Engineering (UK) Limited, LINXON UK LTD +3 more	£750.0m	end date not published	Scotland

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Contains public sector information licensed under the Open Government Licence v3.0. Data from Find a Tender and Contracts Finder; updated every 2 hours. Where a notice doesn't publish a contract end date we show "end date not published" - we never guess.