Award

CPT_25_30 - Decarbonisation Project - Mechanical & Electrical Engineering Services (C-4014)

NATIONAL AUDIT OFFICE

This public procurement record has 1 release in its history.

Award

10 Nov 2025 at 15:48

Award Notice
Summary of the contracting process

The National Audit Office has awarded a contract for Mechanical & Electrical Engineering Services to Ridge and Partners LLP as part of a decarbonisation project for their headquarters located on Buckingham Palace Road, London. This project falls under the industry category of energy-efficiency consultancy services and was managed through an open procedure (below threshold) route, with an initial contract period from 1 October 2025 to 31 March 2026, and a potential extension until 30 September 2026. The procurement process, tagged as "award" and completed on 10 November 2025, had a financial value of £66,000 GBP.

This tender presents significant opportunities for businesses with capabilities in energy-efficiency consultancy, particularly those with expertise in thermographic surveys and net-zero and decarbonisation strategies. Small and medium-sized enterprises (SMEs) as well as voluntary, community and social enterprises (VCSEs) can find ample growth opportunities by competing in such procurements, aligning their offerings with the sustainable development goals of public sector organisations like the NAO. Given the project's focus on decarbonisation, companies with innovative solutions in reducing carbon footprints and improving energy efficiency would be well-suited for this contract and similar future opportunities.

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Notice Information

Notice Title

CPT_25_30 - Decarbonisation Project - Mechanical & Electrical Engineering Services (C-4014)

Notice Description

The NAO has awarded a contract for a Mechanical and Electrical Engineering Services with expertise in thermographic surveys, net-zero and decarbonisation to decarbonise its headquarters on Buckingham Palace Road, London. This is for a six month contract with the provision to extend for a further 6 months. Initial contract is from 1 October 2025 - 31 March 2026. The final expiry should the contract be extended will be 30 September 2026. The procurement route is Competitive - Non FTS.

Notice Details

Publication & Lifecycle

Open Contracting ID
ocds-b5fd17-a5a2c25e-d8f9-46ad-8902-dc2ea850ece4
Publication Source
Contracts Finder
Latest Notice
https://www.contractsfinder.service.gov.uk/Notice/399e367f-05de-458f-8e07-5f5b6c22efb1
Current Stage
Award
All Stages
Award

Procurement Classification

Notice Type
Award Notice
Procurement Type
Standard
Procurement Category
Services
Procurement Method
Open
Procurement Method Details
Open procedure (below threshold)
Tender Suitability
SME, VCSE
Awardee Scale
Large

Common Procurement Vocabulary (CPV)

CPV Divisions

71 - Architectural, construction, engineering and inspection services

CPV Codes

71314300 - Energy-efficiency consultancy services

Notice Value(s)

Tender Value
£66,000 Under £100K
Lots Value
Not specified
Awards Value
£66,000 Under £100K
Contracts Value
Not specified

Notice Dates

Publication Date
10 Nov 20253 months ago
Submission Deadline
1 Jul 2025Expired
Future Notice Date
Not specified
Award Date
9 Aug 20256 months ago
Contract Period
30 Sep 2025 - 31 Mar 2026 6-12 months
Recurrence
Not specified

Notice Status

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

Buyer & Supplier

Contracting Authority (Buyer)

Main Buyer
NATIONAL AUDIT OFFICE
Contact Name
Central Procurement Team
Contact Email
nao.procurement@nao.org.uk
Contact Phone
Not specified

Buyer Location

Locality
LONDON
Postcode
SW1W 9SP
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
Not specified
Local Authority
Westminster
Electoral Ward
Pimlico North
Westminster Constituency
Cities of London and Westminster

Supplier Information

Number of Suppliers
1
Supplier Name

RIDGE AND PARTNERS

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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