PERMANENT AWARD EVIDENCE
National Audit Office · published 6 Jan 2026. This page preserves the identifiers and current held fields for one Contracts Finder release; it is not an invoice, performance assessment or complete contract history.
dc3cb123-16dd-42e5-a8f2-4cf5a971a9e9-878025ocds-b5fd17-8681547e-c22d-4b80-9bc2-9db2c22b92acGB-SRS-sid4gov.cabinetoffice.gov.uk/sBN45ywBA tender estimate and an award value answer different questions. Neither is treated as cash paid.
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.
The current projection contains one award release, not a verified chain of planning, tender, award, contract and modification records. Dates are shown in source-field order and are not silently repaired.
A company profile appears only when this release carries a usable company number. Name-only suppliers remain name-only.
The published identifier resolves to CB3 CONSULTING LTD (Active).
12402484Published 6 Jan 2026 · held through the daily award projection · Open Government Licence v3.0.