Lisson Grove Programme - Lilestone Street - Geotechnical Survey

Notice Information

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Notice Title

Notice Description

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.

Notice Details

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Publication & Lifecycle

Open Contracting ID: ocds-h6vhtk-06b5d5
Publication Source: Find A Tender Service
Latest Notice: https://www.find-tender.service.gov.uk/Notice/056606-2026
Current Stage: Tender
All Stages: Tender

Procurement Classification

Notice Type: UK4 - Tender Notice
Procurement Type: Standard
Procurement Category: Services
Procurement Method: Open
Procurement Method Details: Below threshold - open competition
Tender Suitability: SME, VCSE
Awardee Scale: Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions: 71 - Architectural, construction, engineering and inspection services
CPV Codes: 71332000 - Geotechnical engineering services

Notice Value(s)

Tender Value: £140,000 £100K-£500K
Lots Value: £140,000 £100K-£500K
Awards Value: Not specified
Contracts Value: Not specified

Notice Dates

Publication Date: 16 Jun 20261 weeks ago
Submission Deadline: 6 Jul 20262 weeks to go
Future Notice Date: Not specified
Award Date: Not specified
Contract Period: 31 Jul 2026 - 30 Sep 2026 1-6 months
Recurrence: Not specified

Notice Status

Tender Status: Active
Lots Status: Active
Awards Status: Not Specified
Contracts Status: Not Specified

Buyer & Supplier

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Contracting Authority (Buyer)

Main Buyer: WESTMINSTER CITY COUNCIL
Contact Name: Available with D3 Tenders Premium →
Contact Email: Available with D3 Tenders Premium →
Contact Phone: Available with D3 Tenders Premium →

Buyer Location

Locality: LONDON
Postcode: SW1E 6QP
Post Town: South West London
Country: England
Major Region (ITL 1): TLI London
Basic Region (ITL 2): TLI3 Inner London - West
Small Region (ITL 3): TLI35 Westminster and City of London
Delivery Location: TLI32 Westminster
Local Authority: Westminster
Electoral Ward: St James's
Westminster Constituency: Cities of London and Westminster

Further Information

Notice Documents

https://www.find-tender.service.gov.uk/Notice/056606-2026
16th June 2026 - Tender notice on Find a Tender

Notice URLs

Open Contracting Data Standard (OCDS)

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JSON Markdown

The Open Contracting Data Standard (OCDS) is a framework designed to increase transparency and access to public procurement data in the public sector. It is widely used by governments and organisations worldwide to report on procurement processes and contracts.

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