Buyer profile
National Audit Office
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Total contracts
443
Known spend
£222m
418 disclosed
Average value
£530,828
Per contract
Active suppliers
10
Last 5 years
Top suppliers
Last 5 years- 1
KPMG LLP
£14m
- 2
DELOITTE LLP
£18m
- 3
ERNST & YOUNG LLP
£10m
- 4
GRANT THORNTON UK LLP
£7m
- 5
PRICEWATERHOUSECOOPERS LLP
£7m
- 6
Phoenix Software Limited
2 winslatest 20 Aug 2026£6m
- 7
FORVIS MAZARS LLP
£6m
- 8
XMA Ltd
2 winslatest 08 Dec 2025£6m
- 9
Ipsos (Market Research) Limited
2 winslatest 24 Dec 2025£684,809
- 10
Success at School Ltd
2 winslatest 20 May 2026£34,200
What they buy
By CPV categoryBusiness servicesCPV 79
297 contracts · £158m
IT servicesCPV 72
52 contracts · £33m
SoftwareCPV 48
13 contracts · £1m
Financial & insuranceCPV 66
13 contracts · £398,215
Architectural & engineeringCPV 71
8 contracts · £323,260
Education & trainingCPV 80
7 contracts · £911,000
Office & computing equipmentCPV 30
6 contracts · £2m
Radio, TV & telecomsCPV 32
6 contracts · £584,752
Renewal radar
Awarded contracts predicted to come up for re-tender in the next 18 months
- Success at School Apprentice Campaign 2026/2027
Predicted using median duration of UK contracts in the same CPV division (11 months from contract start date → renewal expected by Jun 2027).
Jun 2027
40% confident
- CPT_23_63 Asset Valuation
Predicted using median duration of past contracts from this buyer in the same CPV division (47 months from contract start date → renewal expected by Dec 2027).
Dec 2027
60% confident
Tender activity
Notices published per month — last 24 months
All contracts (443)
Gb-london: GEN_19_27 social media monitoring tool
The NAO is currently introducing a number of improvements to the way it communicates with its external stakeholders. This includes putting more emphasis on the use of digital and s
Gb-london: GEN_19_19 disclosure and barring services (DBS) outsourcing
The NAO service requirement is to source a Responsible Organisation (RO) who is registered with the DBS, to undertake the Basic DBS Criminal record check of all NAO employees, temp
BBC studios distribution 2018-19 GT #2
UKTV DEAL Technical support in respect of Significant Risk #4: UKTV deal. This is a complex commercial transaction and we are seeking framework partner support in respect of: - Cri
BBC studios distribution 2018-19 GT
FACTUAL RIGHTS DEAL Technical support in respect of Significant Risk #4: Factual Rights deal. This is a complex commercial transaction and we are seeking framework partner support
Nhsps 2018-19 EY
Audit of property valuation undertaken by NHSPS expert (Montague Evans) as at 31 March 2019. The basic cost of the assignment is £23k + VAT, based on a sample size of 20, with no c
Water services regulation authority 2018-19 GT
Grant Thornton to provide Audit Lead and two supporting trainees to deliver final audit fieldwork for the Ofwat 2018-19 audit, based in Birmingham. Staff are being provided to deli
Adobe creative cloud subscription
Adobe Creative cloud subscription
Childcare vouchers 2019 contract
Childcare Vouchers
Talent programmes 2019 to 2021
For the delivery of the current talent programmes.
Talent programmes
For the delivery of the current talent programmes.
Gb-london: Gen_19_20 ICT in government research, insight, trends and forecasts
The Authority requires the services of a suitably experienced supplier to provide insights, trends and forecast on UK Government spend on Information Communication Technology. Data
Provision of copy-editing services
The work is for any type of published output from The National Audit Office (NAO). The NAO produces circa 65 Value for Money (VfM) reports and investigations every year. In additio
HMRC trust statement legal provisions 2018-19 PWC
A workshop, in May, to discuss key emerging cases, with the following outcomes: • Provide a high-level summary of the context for the current litigation landscape and where the sig
Travel solutions 2019
ravel contract for employees to book hotel, rail and air for business travel
Secondee: science museum 2018-19 GT
Framework partner providing secondment role on the audit of the science museum for 5 weeks. Undertaking audit testing on income , fixed assets and other audit areas as required. Th
Regulator for social housing - 2018-19 - pwc
Provision of 16.5 days actuarial support to the NAO audit of the Regulator of Social Housing. The actuarial support will cover 2 defined benefit pension schemes that RSH staff are
Gb-london: gen_ 19_11 railway network depreciation replacement cost 2019
The NAO would like to engage a suitably experienced supplier to provide expert rail engineering / construction assessments for a specific rail related audit. For more detailed info
Support for cloud migration
Support for Cloud migrations, includes the supply of personnel to assist with any of the following or related types of work: Architecture, Adoption, Programme and Project Managemen
Gartner tech professionals
Architectural review and design assurance allowing us to have confidence that technical solutions are being designed well Gartner tech professionals advisory for DART and DS to pro
Gb-london: digital printing service
The requirement is for operational digital printing services off-site. The NAO is seeking to appoint a supplier of digital printing services for printing of a range of (but not lim