# TfL Renewable Corporate Power Purchase Agreement \('PPA Comet'\)

> A sourced UK public sector contract award published by TRANSPORT FOR LONDON.

## Key facts

- Buyer: [TRANSPORT FOR LONDON](/buyers/transport-for-london/contract-awards)
- Supplier: Longfield Solar Energy Farm Limited
- Award value: £0
- Award date: 18 June 2026
- Published: 22 July 2026
- Contract start: 19 June 2026
- Contract end: 20 August 2045
- Stage: awarded
- Procurement category: goods
- Notice ID: 18f3d3ac-ddf3-445a-b6fc-049fc50af187-907770
- OCID: ocds-b5fd17-28044e35-8580-4ff0-a4aa-be3e72f0b367

## Description

Transport for London \(TfL\) \(contracting as its subsidiary, London Underground Limited\) entered into a 15 year PPA \('PPA Comet'\) with a renewable generator, EDF Energy Renewables Limited \(through its subsidiary Longfield Solar Energy Farm Limited\), contracting for 80GWhs of renewable energy per annum from an 'additional' generator asset \(Longfield solar farm, Essex\)\.

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## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/18f3d3ac-ddf3-445a-b6fc-049fc50af187-907770)