Tender

WP6931 - MEP - T2 Space Optimization - Landside

COSTAIN LIMITED (H7-HEATHROW)

This public procurement record has 1 release in its history.

Tender

15 Oct 2025 at 08:40

Tender Notice
Summary of the contracting process

The current procurement process initiated by Costain Limited (H7-Heathrow) involves the project titled "WP6931 - MEP - T2 Space Optimization - Landside," focusing on electrical supplies and accessories. This tender is classified under the industry categories of electrical materials, mechanical signalling, and mechanical installations. The project is located in London, United Kingdom, with the procurement stage at the tender phase. Key dates include the tender period ending on 21st October 2025, and the contract period from 1st April 2026 to 24th June 2026. The estimated contract value ranges from £250,000 to £500,000, and it supports the participation of small and medium enterprises (SMEs) as well as voluntary, community, and social enterprises (VCSEs).

This tender represents a substantial opportunity for businesses operating in the mechanical and electrical engineering sectors. Companies specialised in air handling systems, ductwork, and mechanical installations would find this tender particularly suited to their capabilities. With a focus on optimising space at a high-profile location like Heathrow, participation could lead to significant business growth and increased visibility in the industry. Additionally, the process is open to SMEs and VCSEs, providing a level playing field for diverse business sizes to contribute their expertise to a major infrastructure project.

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Notice Information

Notice Title

WP6931 - MEP - T2 Space Optimization - Landside

Notice Description

1) MEP Design 2) MEP install * New Air Handling Unit within plant room including supply and extract ductwork to internal and external (including any modifications to existing louvres), CHW, LTHW and drainage connections. * New or modified supply and extract ductwork, all ductwork ancillaries, plant and insulation. Temporary capping to be provided where required for phasing purposes. * New or modified CHW/LTHW and drainage pipework and insulation. (including design of any associated anchors and expansion devices. * New fan coil units (FCU), condensate pumps and associated condensate drainage. * Reinstallation of any retained FCUs, in Office 1, these FCUs are to be removed in another scope and will be provided to the Subcontractor by the Contractor. The Subcontractor shall allow for recertifying the existing FCUs prior to installation. * Modifications to the smoke extract system, including dampers. * Install the primary Unistrut grid within the retail units * All new or modified containment routes * Small power * Lighting and emergency lighting, including modifications to the lighting power track * Modifications to the modular wiring system

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-b5fd17-f4294a27-610a-47fa-88d1-12152036a42f
Publication Source
Contracts Finder
Latest Notice
https://www.contractsfinder.service.gov.uk/Notice/57ebf753-4dfa-447b-a729-916759c53447
Current Stage
Tender
All Stages
Tender

Procurement Classification

Notice Type
Tender Notice
Procurement Type
Standard
Procurement Category
Works
Procurement Method
Not Specified
Procurement Method Details
Tender Suitability
SME, VCSE
Awardee Scale
Not specified

Common Procurement Vocabulary (CPV)

CPV Divisions

31 - Electrical machinery, apparatus, equipment and consumables; lighting

34 - Transport equipment and auxiliary products to transportation

45 - Construction work

CPV Codes

31680000 - Electrical supplies and accessories

31681410 - Electrical materials

34632100 - Mechanical signalling

45350000 - Mechanical installations

Notice Value(s)

Tender Value
£500,000 £500K-£1M
Lots Value
Not specified
Awards Value
Not specified
Contracts Value
Not specified

Notice Dates

Publication Date
15 Oct 20254 months ago
Submission Deadline
21 Oct 2025Expired
Future Notice Date
Not specified
Award Date
Not specified
Contract Period
31 Mar 2026 - 24 Jun 2026 1-6 months
Recurrence
Not specified

Notice Status

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

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
COSTAIN LIMITED (H7-HEATHROW)
Contact Name
Available with D3 Tenders Premium →
Contact Email
Available with D3 Tenders Premium →
Contact Phone
Available with D3 Tenders Premium →

Buyer Location

Locality
MAIDENHEAD
Postcode
SL6 4UB
Post Town
Slough
Country
England
Major Region (ITL 1)
TLJ South East (England)
Basic Region (ITL 2)
TLJ1 Berkshire, Buckinghamshire and Oxfordshire
Small Region (ITL 3)
TLJ15 Berkshire East
Delivery Location
TLI London
Local Authority
Windsor and Maidenhead
Electoral Ward
Oldfield
Westminster Constituency
Maidenhead

Further Information

Notice Documents

Open Contracting Data Standard (OCDS)

View full OCDS Record for this contracting process

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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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