Published date: 10 November 2025

Awarded contract - This means that the contract has been awarded to a supplier.


Closing: 1 July 2025, 12pm

Contract summary

Industry

  • Energy-efficiency consultancy services - 71314300

Location of contract

United Kingdom

Value of contract

£66,000

Procurement reference

CPT_25_30 - Decarbonisation Project - Mechanical & Electrical Engineering Services

Published date

10 November 2025

Closing date

1 July 2025

Closing time

12pm

Contract start date

1 October 2025

Contract end date

31 March 2026

Contract type

Service contract

Procedure type

Open procedure (below threshold)

Any interested supplier may submit a tender in response to an opportunity notice.

This procedure can be used for procurements below the relevant contract value threshold.

Contract is suitable for SMEs?

Yes

Contract is suitable for VCSEs?

Yes

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.

Award information

Awarded date

10 August 2025

Contract start date

1 October 2025

Contract end date

31 March 2026

Total value of contract

£66,000

This contract was awarded to 1 supplier.

Ridge and Partners LLP

Address

The Cowyards Blenheim Park, Oxford Road, Woodstock, Oxfordshire,
OX20 1QR

Reference

Companies House number: OC309402

Supplier is SME?

No

Supplier is VCSE?

No

About the buyer

Contact name

Central Procurement Team

Address

157 - 197 Buckingham Palace Road
Victoria
LONDON
SW1W9SP
England

Email

nao.procurement@nao.org.uk

Website

https://www.nao.org.uk