---
title: "Provision of Mechanical Services for High Temperature Hot Water and Steam System"
ocid: "ocds-b5fd17-59756c28-c937-4326-9fa8-f932d5fa5820"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-b5fd17-59756c28-c937-4326-9fa8-f932d5fa5820"
markdown_url: "https://d3tenders.com/contract/ocds-b5fd17-59756c28-c937-4326-9fa8-f932d5fa5820.md"
json_url: "https://d3tenders.com/contract/ocds-b5fd17-59756c28-c937-4326-9fa8-f932d5fa5820.json"
source: "Contracts Finder"
current_stage: "Award"
buyer: "GUY'S AND ST THOMAS' NHS FOUNDATION TRUST"
published: "2026-01-09"
---

# Provision of Mechanical Services for High Temperature Hot Water and Steam System

Buyer: GUY'S AND ST THOMAS' NHS FOUNDATION TRUST  
Current stage: Award  
OCID: ocds-b5fd17-59756c28-c937-4326-9fa8-f932d5fa5820

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-b5fd17-59756c28-c937-4326-9fa8-f932d5fa5820)  
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## Summary

The procurement process for the "Provision of Mechanical Services for High Temperature Hot Water and Steam System" has been successfully completed, with Guy's & St Thomas' NHS Foundation Trust acting as the buying organisation. This project falls under the mechanical and electrical engineering services category, with the specific CPV code 71334000. It required a selective procurement approach, specifically a call-off from a dynamic purchasing system. The awarded contract, valued at £2,100,000, commenced on the 22nd of December 2025 and will run until the 21st of December 2028. The services are to be delivered at Guy's & St Thomas' locations, with the postal code beginning with HA1 3EX in the United Kingdom.

This tender represents substantial business growth opportunities, particularly for firms specialising in mechanical services related to high-temperature hot water and steam systems. Although the suitability did not highlight opportunities for SMEs or VCSEs, larger firms with expertise in welding, pipework fabrication, and system design optimisations may find this project highly suitable. Given the comprehensive nature of these services, businesses with a track record in maintaining and enhancing large-scale pressure vessel systems could see significant growth by securing contracts like this.

## Notice

Guy's & St Thomas' NHS Foundation Trust (GSTT) is seeking a contractor to provide mechanical services for High Temperature Hot Water (HTHW) systems and steam systems. The services will include: * welding and pipework fabrication * isolation and repair to pressure vessel systems * design elements to overcome issues that have been found on sites to ensure that services are working to optimal efficiency.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Contracts Finder |
| Latest notice | https://www.contractsfinder.service.gov.uk/Notice/23b36c1d-c9ac-483a-9aa3-54740d847aee |
| Notice type | Award Notice |
| Procurement type | Dynamic |
| Procurement category | Services |
| Procurement method | Selective |
| Procurement method details | Call-off from a dynamic purchasing system |
| Tender suitability | Not specified |
| Awardee scale | Not specified |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 9 Jan 2026 |
| Submission deadline | 18 Dec 2025 |
| Future notice date | Not specified |
| Award date | 18 Dec 2025 |
| Contract period | 22 Dec 2025 - 21 Dec 2028 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | £2,100,000 |
| Lots value | Not specified |
| Awards value | £2,100,000 |
| Contracts value | Not specified |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | GUY'S AND ST THOMAS' NHS FOUNDATION TRUST |
| Locality | LONDON |
| Post town | South East London |
| Postcode | SE1 7EH |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI4 Inner London - East |
| ITL 3 | TLI45 Lambeth |
| Local authority | Lambeth |
| Electoral ward | Waterloo & South Bank |
| Westminster constituency | Vauxhall and Camberwell Green |
| Delivery location | Not specified |

## Supplier

| Field | Value |
| --- | --- |
| Number of suppliers | 1 |
| Supplier names | EQUIAX |

## CPV Codes

### Divisions

- 71 - Architectural, construction, engineering and inspection services

### Codes

- 71334000 - Mechanical and electrical engineering services

## Release History

- 9 Jan 2026 at 09:58 - Award - Award Notice - https://www.contractsfinder.service.gov.uk/Notice/23b36c1d-c9ac-483a-9aa3-54740d847aee

## Documents

- https://www.contractsfinder.service.gov.uk/Notice/23b36c1d-c9ac-483a-9aa3-54740d847aee
  9th January 2026 - Awarded contract notice on Contracts Finder

## 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-b5fd17-59756c28-c937-4326-9fa8-f932d5fa5820. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-b5fd17-59756c28-c937-4326-9fa8-f932d5fa5820.json.