National Audit Office

Public body — contracts awarded

£98.8mTotal value£98,805,337 across every award on file

259Awardspublished since 4 July 2024

Who they buy from

Supplier	Awards	Value
Phoenix Software Limited	2	£6.8m
PRICEWATERHOUSECOOPERS	2	£6.5m
Mazars LLP	1	£6.4m
Ernst & Young LLP	1	£6.4m
Deloitte LLP	1	£6.4m
XMA Ltd	2	£5.4m
THE WHITEHALL AND INDUSTRY GROUP	2	£4.2m
Ellwood & Atfield Ltd	2	£4.2m
GATENBYSANDERSON LIMITED	1	£4.2m
OVERBURY PLC	2	£3.3m

Every award on file

Awarded	What for	Buyer	Supplier	Value
26 Apr 2024	CPT_24_31 Subscription based HR Research Services	National Audit Office	Gartner UK Limited	£300k
20 Apr 2023	CPT_23_25 Mobile Voice and Data Sims	National Audit Office	VIRGIN MEDIA BUSINESS LIMITED	£300k
26 Nov 2024	CPT_24_14 Salesforce Backup services	National Audit Office	OwnCompany Inc	£283k
26 Nov 2024	CPT_24_14 Salesforce Backup services	National Audit Office	Salesforce UK Ltd	£283k
1 Feb 2026	Email Security Gateway and Phishing	National Audit Office	Network Integration Technologies LTD	£269k
29 May 2025	IT Service Architecture Consultancy	National Audit Office	Boxxe Limited	£250k
22 Nov 2024	CPT_24_39 Leasing Agent Services	National Audit Office	Align Property Partners Limited	£250k
1 Jul 2024	Linux support contract 2024	National Audit Office	Axis12 Ltd	£250k
30 Oct 2025	CPT_25_42 - Reinforcement learning platform for audit staff (C-4018)	National Audit Office	Softcat Plc	£240k
24 Jul 2024	NAO - Financial System Transactions Data Extraction Tool	National Audit Office	Validis UK Limited	£225k
15 Dec 2025	CPT_25_20 - Thrive Learning Management System (LMS)	National Audit Office	Thrive Learning Limited	£210k
2 Apr 2026	CPT_26_06 Network Hardware Support	National Audit Office	SPECIALIST COMPUTER CENTRES PLC	£200k
1 Feb 2026	Azure Local Replacement	National Audit Office	ADVANIA UK LIMITED	£200k
31 Jan 2024	CPT_23_60 - BBC Contractor and Specialist SupportLondon	National Audit Office	Grant Thornton UK LLP	£194k
1 Aug 2022	Candidate Screening and Interviewing	National Audit Office	Graduate Recruitment Bureau	£193k
1 Feb 2026	Password Vault and PAM	National Audit Office	Phoenix Software Limited	£191k
22 Mar 2026	CPT_26_11 - Huddle	National Audit Office	Ideagen Technology Limited	£188k
22 Mar 2024	CPT_24_17 - ATS Contract_Huddle	National Audit Office	Ideagen Huddle Limited	£180k
1 Dec 2025	Extension of Sports Council for Northern Ireland Audits completed by NIAO	National Audit Office	Northern Ireland Audit Office	£171k
6 Mar 2025	CPT_24_52 Specialist model assurance support	National Audit Office	HARTLEY MCMASTER LIMITED	£167k
1 Mar 2026	Cycle Scheme 2026 - 2029	National Audit Office	Cyclescheme Ltd	£162k
12 May 2025	CPT_25_12 Software Asset Management Solution Service contract	National Audit Office	CDW LIMITED	£160k
4 Jun 2024	Refurbishment of part of the NAO London office	National Audit Office	OVERBURY PLC	£158k
20 Mar 2023	Gamma SIP, Internet and Operator Connect connectivity	National Audit Office	Gamma Telecom Ltd	£158k
20 May 2025	CPT_25_36 Highways - Land & Property	National Audit Office	Knight Frank LLP	£150k

Organisations are grouped by name, because the notices carry no identifier that appears on all of them. A body that publishes under two spellings will appear twice; two different companies with the same trading name will appear as one. Check the individual notices before drawing a conclusion.