Byker District Heat Network
The contract covers the design, construction, financing, operation and maintenance of a decarbonised district heat network for the Byker estate in Newcastle upon Tyne. The buyer is Karbon Homes, a social housing provider, and the scheme will replace or decarbonise heat provision across a Grade II* listed, live and occupied estate of approximately 80 hectares. The supplier will be responsible for the complete network solution, serving 1,985 connections—1,815 Karbon Homes connections and 170 freeholder and non-domestic connections—through the Walker Road energy centre and twelve substations, including 1,978 residential and seven non-residential properties. The estimated contract value is £145 million, with the contract duration or operating term not stated in the available information. Delivery will take place in Byker, Newcastle upon Tyne, within the UKC region. The most critical stated requirement is the ability to deliver the full integrated design, build, finance, operation and maintenance scope in a live, occupied and Grade II* listed environment.
Buyer: Karbon Homes. Source: Find a Tender. Updated 19 Oct 2026.
Key facts
- Estimated value: £145m
- Bids close: 20 Nov 2026
- Location: North East (England), Tyneside, Harrow and Hillingdon
- Procedure: Competitive flexible procedure
- Contract period: 1 Jan 2027 to 31 Dec 2067
- Category: Mechanical and electrical engineering services (71334000)
From the official notice
Karbon Homes invites tenders for the design, build, finance, operation and maintenance of the decarbonised Byker District Heat Network in Newcastle upon Tyne. The Byker estate is Grade II* listed, covers around 80 hectares and is live and occupied throughout. There are 1,985 connections, being 1,815 Karbon Homes connections and 170 freeholder and non-domestic connections presently supplied by Newcastle City Council, of which 1,978 are residential and 7 are non residential. The network is served by the Walker Road energy centre and twelve substations. A preliminary market engagement notice for this procurement, reference 2026/S 000-060054, was published on 25 June 2026. The description of the scheme in that notice has been superseded and tenderers should refer to the information contained within this tender pack. All documents relating to this tender are available to download from the Panacea e-Sourcing portal. Submission Instructions: Electronically via the e-Sourcing portal. Suppliers must submit one copy of their tender electronically, with any additional documents required or requested. Documents must be compatible with Microsoft Office or Adobe/PDF. Should you require technical support with the e-Sourcing portal please email them directly at: • Email: [removed] • Phone: [removed] Tenders must be submitted using the above e-Sourcing portal. Tenders submitted via postal, or email methods will not be accepted.
View the official notice
Questions about this tender
When is the deadline?
Bids close on 20 Nov 2026.
What is it worth?
The estimated value is £145m.
Who can apply?
Any supplier that meets the buyer's requirements can apply. Check the official notice for conditions.
How do I bid?
Open the official notice, register on the buyer's portal and submit your bid before the deadline.
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