---
title: "S Stock HVAC Repairs"
ocid: "ocds-h6vhtk-058778"
canonical_url: "https://d3tenders.com/contract/?ocid=ocds-h6vhtk-058778"
markdown_url: "https://d3tenders.com/contract/ocds-h6vhtk-058778.md"
json_url: "https://d3tenders.com/contract/ocds-h6vhtk-058778.json"
source: "Find A Tender Service"
current_stage: "Award"
buyer: "TRANSPORT FOR LONDON"
published: "2025-08-14"
---

# S Stock HVAC Repairs

Buyer: TRANSPORT FOR LONDON  
Current stage: Award  
OCID: ocds-h6vhtk-058778

[View canonical contract page](https://d3tenders.com/contract/?ocid=ocds-h6vhtk-058778)  
[Download OCDS JSON](https://d3tenders.com/contract/ocds-h6vhtk-058778.json)

## Summary

The recent procurement process involves Transport for London, a central government public authority, engaging in HVAC repair services specifically for S Stock trains. The awarded contract, with an anticipated value of approximately £370,254, was conferred to TIDYCO LIMITED through a direct award process as stipulated by the Procurement Act 2023 due to their development of a prototype repair rig. The contract covers the essential repair and maintenance services for air conditioning units to ensure fleet functionality, involving the rectification of faults in both cab and saloon units. The procurement stage is complete, with the contract period running from 27th August 2025 to 26th August 2027, primarily servicing the London area.

This procurement presents opportunities for businesses involved in rolling stock maintenance and repair services, particularly those specialising in HVAC systems, to showcase their technical expertise and innovative solutions. The direct award to TIDYCO LIMITED highlights the potential for companies with prototype or novel solutions to secure business, especially in government contracts seeking specialised and tested services. Organisations of similar scale and capabilities in innovation stand to benefit from establishing expertise that aligns with direct procurement requirements.

## Notice

This procurement will cover the immediate and ongoing requirements for the repair of Heat and Vent Air Conditioning Units (HVAC's) for S Stock trains. This will include finding faults in casualty units, rectifying the repairs, and repairing defective Cab and Saloon HVACs which is necessary to support fleet maintenance activities. Spend is not committed as HVAC's will be sent to the supplier on a fail and fix basis. The total amount is circa PS370,254. The justification for awarding this proposed contract contract in accordance with the Procurement Act 2023 Direct Award Section 41.6 Schedule 5 Paragraph 2 to Tidyco Limited for HVAC repairs without competition stems from Tidyco's having invested in developing a prototype repair rig solution for fault finding.

### Procurement Information

The justification for awarding this contract in accordance with the Procurement Act 2023 Section 41.6, Schedule 5, Paragraph 2 to Tidyco Limited is to ensure repair of the HVAC components. Tidyco have developed a test rig to understand, investigate and diagnose S Stock HVAC faults. Paragraph 2 States: Prototypes and development The public contract concerns the production of a prototype, or supply of other novel goods or services, for the purpose of- (a)testing the suitability of the goods or services, (b)researching the viability of producing or supplying the goods or services at scale and developing them for that purpose, or (c)other research, experiment, study or development.

## Key Details

| Field | Value |
| --- | --- |
| Publication source | Find A Tender Service |
| Latest notice | https://www.find-tender.service.gov.uk/Notice/048586-2025 |
| Notice type | UK6 - Contract Award Notice |
| Procurement type | Standard |
| Procurement category | Services |
| Procurement method | Direct |
| Procurement method details | Direct award |
| Tender suitability | SME |
| Awardee scale | SME |
| All stages | Award |

## Dates

| Field | Value |
| --- | --- |
| Publication date | 14 Aug 2025 |
| Submission deadline | Not specified |
| Future notice date | Not specified |
| Award date | 13 Aug 2025 |
| Contract period | 26 Aug 2025 - 26 Aug 2027 |
| Recurrence | Not specified |

## Values

| Field | Value |
| --- | --- |
| Tender value | Not specified |
| Lots value | Not specified |
| Awards value | £370,254 |
| Contracts value | Not specified |

## Status

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

## Buyer

| Field | Value |
| --- | --- |
| Main buyer | TRANSPORT FOR LONDON |
| Locality | LONDON |
| Post town | East London |
| Postcode | E20 1JN |
| Country | England |
| ITL 1 | TLI London |
| ITL 2 | TLI4 Inner London - East |
| ITL 3 | TLI41 Hackney and Newham |
| Local authority | Newham |
| Electoral ward | Stratford Olympic Park |
| Westminster constituency | Stratford and Bow |
| Delivery location | Not specified |

## Supplier

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

## CPV Codes

### Divisions

- 50 - Repair and maintenance services

### Codes

- 50222000 - Repair and maintenance services of rolling stock

## Release History

- 14 Aug 2025 at 07:34 - Award - UK6 - Contract Award Notice - https://www.find-tender.service.gov.uk/Notice/048586-2025
- 14 Aug 2025 at 05:39 - Award - UK5 - Transparency Notice - https://www.find-tender.service.gov.uk/Notice/048577-2025

## Documents

- https://www.find-tender.service.gov.uk/Notice/048586-2025
  14th August 2025 - Contract award notice on Find a Tender
- https://www.find-tender.service.gov.uk/Notice/048577-2025
  14th August 2025 - Transparency notice on Find a Tender

## Notice URLs

- https://www.legislation.gov.uk/ukpga/2023/54/contents

## 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-058778. The underlying structured data is available as OCDS JSON at https://d3tenders.com/contract/ocds-h6vhtk-058778.json.