Lisson Grove Programme – Lilestone Street – Geotechnical Survey
The procurement contact named on the official notice.
The submission route named on the official notice.
This sits in the upper-middle of the Engineering & Architecture band — a substantial contract for the sector. Based on 33,646 valued Engineering & Architecture tenders in our corpus.
The City of Westminster (the “Authority”) is seeking to appoint a suitably qualified and experienced specialist geotechnical consultant to undertake ground investigation works at Lilestone Street, forming part of the Lisson Grove Programme.
The appointed consultant will be required to carry out geotechnical and geo-environmental investigations to establish detailed information on ground conditions, groundwater levels, and associated constraints.
The outputs of these investigations will inform the preparation of a Basement Impact Assessment (BIA) in support of a forthcoming planning application, and will provide a robust evidence base for structural design development, construction risk management, and cost certainty across the scheme.
This procurement will be conducted as a below-threshold open procedure.
The opportunity will be advertised via the Authority’s e-tendering portal (Jaggaer), and bids will be invited from suitably qualified suppliers with demonstrable experience in delivering comparable geotechnical investigation services.
The Authority will conduct this procurement in accordance with the principles of the Procurement Act 2023, ensuring that the process is transparent, proportionate, and facilitates fair and open competition.
As part of the tender process: The tender period will be open for a minimum of 20 calendar days; and Feedback will be provided to all participating bidders following contract award.
What the supplier must deliver
The appointed consultant will be required
The appointed consultant will be required to carry out geotechnical and geo-environmental investigations to establish detailed information on ground conditions, groundwater levels, and associated constraints.
The outputs of these investigations will inform
The outputs of these investigations will inform the preparation of a Basement Impact Assessment (BIA) in support of a forthcoming planning application, and will provide a robust evidence base for structural design development, construction risk management, and cost certainty across the scheme.
The opportunity will be advertised via
The opportunity will be advertised via the Authority’s e-tendering portal (Jaggaer), and bids will be invited from suitably qualified suppliers with demonstrable experience in delivering comparable geotechnical investigation services.
Derived from the notice text — always confirm against the original documents.
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- OCID
- ocds-h6vhtk-06b5d5
- Stage
- tender · Open
- Source
- Find a Tender
- Buyer ref
- 056606-2026
Contains public sector information licensed under the Open Government Licence v3.0. Source data © Crown copyright.
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