Deep Geothermal Well Drilling Works

University of York
Yorkshire and the Humber
Selective procedure
27 February 2026 to 31 December 2027

Delivery of a deep geothermal doublet system comprising a production well exceeding 4km and an injector well exceeding 3km. The project requires a turn-key drilling solution to supply a campus district heat network, replacing existing CHP units. The contract includes an optional extension for the drilling of a third production well subject to additional funding.

Open the official notice

Awarded value: £35m; As published
Published: 12 May 2025; Find a Tender
Awarded: 17 February 2026; P R MARRIOTT DRILLING LIMITED
Contract length: 22 months; Ends 31 December 2027

What the buyer is asking for

Provision of specialist deep geothermal well drilling and construction services for large-scale district heating and renewable energy infrastructure projects.

Lifecycle

Publishedon Find a Tender
12 May 2025
Contract awardedto P R MARRIOTT DRILLING LIMITED
17 February 2026
Contract starts
27 February 2026
Contract ends
31 December 2027

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See the district heating market: prices, buyers and who wins →

The buyer

Type: School or college
District heating contracts, 24 months: 1
Open district heating tenders: 0
Typical district heating contract: £35m

See everything University of York buys →

How it compares

49× the typical district heating contract (£711k).

Cite this contract

Link: https://bidskim.com/tender/321487/deep-geothermal-well-drilling-works
Buyer reference: UY PROC 1195
Open contracting ID: ocds-h6vhtk-051093
Source: Find a Tender
Last checked: 12 October 2026

University of York. Deep Geothermal Well Drilling Works. Contract award, 12 May 2025. BidSkim, https://bidskim.com/tender/321487/deep-geothermal-well-drilling-works (accessed 12 October 2026).