---
title: "Lisson Grove Programme - Lilestone Street - Geotechnical Survey"
ocid: "ocds-h6vhtk-06b5d5"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06b5d5"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-06b5d5.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-06b5d5.json"
source: "Find A Tender Service"
current_stage: "Tender"
buyer: "WESTMINSTER CITY COUNCIL"
published: "2026-06-16"
---

# Lisson Grove Programme - Lilestone Street - Geotechnical Survey

Buyer: WESTMINSTER CITY COUNCIL  
Current stage: Tender  
OCID: ocds-h6vhtk-06b5d5

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## Summary

Westminster City Council is currently in the tender stage of a procurement process titled the "Lisson Grove Programme – Lilestone Street – Geotechnical Survey" focusing on geotechnical engineering services. This project is located in London, within the UKI32 region, and falls under the services category. The Council is seeking a specialist geotechnical consultant to perform ground investigation works at Lilestone Street. The procurement follows a below-threshold open procedure and complies with the Procurement Act 2023, ensuring a fair and transparent process. The tender period is open until 6th July 2026, with the contract expected to start on 1st August 2026 and conclude by 30th September 2026.

This tender presents a substantial opportunity for businesses specialising in geotechnical and geo-environmental investigations to leverage their expertise for growth. Companies that demonstrate experience in similar geotechnical services and fulfil the tender's qualification criteria would be well-positioned to compete. The evaluation will be based equally on quality and price, with an emphasis on responsible procurement practices. Small and medium enterprises (SMEs) as well as voluntary, community, and social enterprises (VCSEs) are particularly encouraged to participate, given the procurement's suitability criteria, which support diverse business involvement.

## Notice

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.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/056606-2026 |
| 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 |
| All stages | Tender |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 16 Jun 2026 |
| Submission deadline | 6 Jul 2026 |
| Future notice date | Not specified |
| Award date | Not specified |
| Contract period | 31 Jul 2026 - 30 Sep 2026 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £140,000 |
| Lots value | £140,000 |
| Awards value | Not specified |
| Contracts value | Not specified |

## Status

| Field | Value |
| --- | --- |
| Tender status | Active |
| Lots status | Active |
| Awards status | Not specified |
| Contracts status | Not specified |

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | WESTMINSTER CITY COUNCIL |
| Locality | LONDON |
| Post town | South West London |
| Postcode | SW1E 6QP |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI3 Inner London - West |
| ITL 3 | TLI35 Westminster and City of London |
| Local authority | Westminster |
| Electoral ward | St James's |
| Westminster constituency | Cities of London and Westminster |
| Delivery location | TLI32 Westminster |

## CPV Codes

### Divisions

- 71 - Architectural, construction, engineering and inspection services

### Codes

- 71332000 - Geotechnical engineering services

## Release History

- 16 Jun 2026 at 11:27 - Tender - UK4 - Tender Notice - https://www.find-tender.service.gov.uk/Notice/056606-2026

## Documents

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

## Notice URLs

- https://wcc.ukp.app.jaggaer.com
- https://www.legislation.gov.uk/ukpga/2023/54/contents
- https://www.westminster.gov.uk/

## Provenance

This Markdown file is an alternate public rendering of the D3 Tenders contract record. The canonical page is https://d3tenders.com/contract/?ocid=ocds-h6vhtk-06b5d5. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-06b5d5.json.