# CPT\_25\_30 Decarbonisation Project - Cost Consultancy Services

> Contract award record from UK public-sector procurement sources.

## Key facts

- Public buyer: [National Audit Office](/buyers/national-audit-office/contract-awards)
- Contract winner: CB3 Consulting Ltd
- Award value: £25,200
- Tender value: £25,200
- Award date: 10 August 2025
- Published: 6 January 2026
- Contract start: 1 October 2025
- Contract end: 31 March 2026
- Stage: awarded
- Procurement category: services
- Notice ID: dc3cb123-16dd-42e5-a8f2-4cf5a971a9e9-878025
- OCID: ocds-b5fd17-8681547e-c22d-4b80-9bc2-9db2c22b92ac

## Description

The NAO has awarded a contract for Cost Consultancy Services with expertise in net-zero and decarbonisation to deliver a set of prioritised and costed net zero options to achieve the high level outcome of decarbonising its headquarters on Buckingham Palace Road, London\. This is 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\.

## Related contract awards

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- [CPT\_23\_02 Financial Audit Temporary and Permanent Recruitment Services x3](/contracts/ocds-b5fd17-7e6bcbc8-7f47-40de-a3d2-0f3ccb897dde): National Audit Office
- [CPT\_23\_02 Financial Audit Temporary and Permanent Recruitment Services](/contracts/ocds-b5fd17-e6c6738a-aa9d-4234-9a22-258a19adc909): National Audit Office
- [CA15020 - Milton Keynes College RFQ for Quantity Surveying Services](/contracts/ocds-b5fd17-c453201a-e690-45ca-88b0-b4ed13136bbd): Milton Keynes College

## Source

[View the original notice on Contracts Finder](https://www.contractsfinder.service.gov.uk/Notice/dc3cb123-16dd-42e5-a8f2-4cf5a971a9e9-878025)