UK public supplier profile

DELOITTE LLP

Companies House number OC303675 · Active

This page joins supplier notices to the Companies House projection by the published GB-COH identifier. Names below can be trading styles or historical aliases. Values are notice fields, not verified revenue.
Published notices60
Distinct buyers37
Disclosed value£532,074,372
Latest notice1 July 2026
Registered identity

DELOITTE LLP

Companies House: OC303675
Status: Active
Incorporated: 10 January 2003
Registered office: 1 NEW STREET SQUARE, LONDON
SIC: None Supplied

Verify at Companies House →
Published supplier aliases

4 names in notices

Deloitte LLP (50)
DELOITTE LLP (6)
Deloitte (3)
Deloitte LlP (1)

Published contract notices

PublishedBuyer and noticeCategory / regionDisclosed value
1 July 2026eDiscovery Review Platform
COMPETITION AND MARKETS AUTHORITY		Miscellaneous business and business-related services£1,916,285
25 June 2026Data Analytics Services - Lot A
Home Office		IT services: consulting, software development, Internet and support£200,000,000
15 June 2026Carbon Capture Usage and Storage (CCUS) Financial Advisory Support
DESNZ		Financial consultancy services£15,000,000
12 June 2026Great British Energy Commercial & Financial Due Diligence Advisors 2026-2029
Great British Energy		Financial consultancy services£10,000,000
22 May 2026Forensic Accountancy Panel
The Insolvency Service		Financial consultancy services£500,000
19 May 20262025-102 Corporate Responsibilities Project - Strategy and Policy Review
Ofgem		Business analysis consultancy services£148,452
13 May 2026SGBC - IOM
Ministry of Defence		Supply services of office personnel£99,000
5 May 2026Cyber Incident Security Response
Great British Energy - Nuclear		Information technology services£65,000
23 April 2026One Platform, One Login (OPOL) Business Identity
Department for Business and Trade		Software programming and consultancy services£2,860,000
22 April 2026Provision of Cyber Incident Response Provider
Government Commercial Agency		Computer-related professional services
London		£2,250,000
21 April 2026Financial Advisors Services to support HMPPS Private Prison Operator Competitions
Ministry of Justice		Financial consultancy services£1,500,000
10 April 2026Debt Transformation Capability Hub 3
H M REVENUE & CUSTOMS		IT services: consulting, software development, Internet and support£1,471,460
17 March 2026HMRC Policy Development Transformation Exploration
H M REVENUE & CUSTOMS		IT services: consulting, software development, Internet and support£96,000
12 March 2026SIEM Business Case
POLICE DIGITAL SERVICE		Software programming and consultancy services£204,000
9 March 2026GEN_22_104 Financial Instruments
National Audit Office		Financial auditing services£6,400,000
10 February 2026One Platform, One Log-in Digital Business ID -Business Entity Directory Discovery
Department for Business and Trade		Systems consultancy services
London		£300,000
9 February 2026British Council Transformation Plan
Foreign Commonwealth and Development Office		Business and management consultancy services£120,000
9 February 2026Financial Advisers for Major Projects
O F W A T		Business and management consultancy services
West Midlands		£1,166,667
28 January 2026Appointment of External Change Partner to support Ofwat's transition
O F W A T		Business and management consultancy and related services
West Midlands		£180,000
14 January 2026Digital Decision Accelerators for Defence (DDAD), UK6 Contract Award Notification (CAN)
MINISTRY OF DEFENCE		Industry specific software development services£1
14 January 2026C1189 - Cost Benchmarking
NATIONAL WEALTH FUND LIMITED		Business and management consultancy services£100,000
12 January 2026COV - City Centre South - Commercial and CPO Advice (RM6309)
COVENTRY CITY COUNCIL		Legal services
West Midlands		£170,000
26 November 2025Audit Services for Health (SBS10517)
N H S Shared Business Services		Accounting, auditing and fiscal services£150,000,000
11 November 2025Defra Special Projects - Financial advisor
DEPARTMENT FOR ENVIRONMENT FOOD & RURAL AFFAIRS		Financial consultancy services£180,280
5 November 2025ServiceNow Development & Managed Services
GOVERNMENT PROPERTY AGENCY		IT services: consulting, software development, Internet and support£957,730
5 November 2025Portfolio Breakthrough Delivery Partner
MINISTRY OF DEFENCE		Financial consultancy services£1,300,000
4 November 2025Obfuscated Arguments Service
DSIT		Research services£212,500
23 October 2025CPG/12836/2025 - DDaT: Digital and Data: UK-Estonia-Ukraine Trilateral Advice
Foreign Commonwealth and Development Office		IT services: consulting, software development, Internet and support£250,000
9 October 2025G-Cloud 14 Call-Off Contract
Coventry University		IT services: consulting, software development, Internet and support£631,058
8 October 2025Employment Lawyer
Ofgem		Legal services£156,000
28 September 2025FBI System Delivery Support 2025
Home Office		Business services: law, marketing, consulting, recruitment, printing and security£9,500,000
19 September 2025Fraud Risk Assurance review
NS&I		IT services: consulting, software development, Internet and support£41,150
15 September 2025AI Passport
MINISTRY OF DEFENCE		IT services: consulting, software development, Internet and support£180,000
15 September 2025Operating Model & Organisaton Design Delivery
H M REVENUE & CUSTOMS		IT services: consulting, software development, Internet and support£15,000,000
9 September 2025MDR Financial Value of the Seabed
The Crown Estate		Financial management consultancy services£150,000
25 July 2025C1076 - Project Envisage - Financial and Tax Due Diligence DD
NATIONAL WEALTH FUND LIMITED		Business and management consultancy services£267,125
18 July 2025714578453 - NSIGN - Integrated Schedule
Ministry of Defence		Technical analysis or consultancy services
South West		£200,000
14 July 2025Iterating UC Targeted Case Review Digital Service
Department for Work and Pensions		Information technology services£8,200,000
4 July 2025con_27931 Audit, Assurance and Forensic Accounting & Investigation Support
Department for Education		Accounting and auditing services
North East		£225,000
4 July 2025ITEP0731D - RIS3 Chief Data Office (CDO) - Package 4: Digital Lab
National Highways		Data analysis services£35,000,000
4 July 2025Provision of Professional Services for GBE Investments
DESNZ		Banking and investment services£1,500,000
25 June 2025Internal audit
Post Office		Internal audit services£4,200,000
13 June 2025713225450 - CARP Testing and Exercising
Ministry of Defence		Systems testing services£922,988
20 May 2025714702450 - Cyber Resilience Programme Close Support Partner
Ministry of Defence		Project management software development services£29,456,739
9 May 2025Con_27595 Insolvency & Restructuring Panel
Department for Education		Accounting and auditing services
North East		£1,457,143
6 May 2025Cyber Security Advice and Support and Incident Management
Ministry of Justice		Network equipment£3,750,000
28 April 2025BE24209 - RAF40/2425 - Electricity Networks- International best practice research
DESNZ		Research and development services and related consultancy services£99,980
15 April 2025Unlocking Growth: The Case for Investing in the UK Visitor Economy
Department for Culture, Media and Sport		Research and development services and related consultancy services£61,650
15 April 2025Contract Award Notice
MINISTRY OF DEFENCE		Feasibility study, advisory service, analysis
South West		£14,141,897
3 April 2025Forensic Accounting Services
Ministry of Housing, Communities and Local Government		Accounting and auditing services£3,200,000
17 March 2025C0963 (C0903) - Financial Model Audit Services
NATIONAL WEALTH FUND LIMITED		Auditing services£480,000
10 March 2025C0950 - Tax Services
NATIONAL WEALTH FUND LIMITED		Tax consultancy services£250,000
7 March 2025Cyber Security Exercise
DfTc - Department for Transport		IT services: consulting, software development, Internet and support£30,300
5 March 2025Consultancy Support for Local Government Reorganisation in Norfolk
Borough Council of Kings Lynn and West Norfolk		Business and management consultancy services£79,500
20 February 2025FCDO IFRS 16 Lease Management Hub
Foreign Commonwealth and Development Office		Real estate services£1,529,668
12 February 2025EWR Awarded Contract Notice
East West Rail		Economic research services£40,000
10 February 2025ExCO Leadership Development Services
Home Office		Human resources management consultancy services
London		£165,700
6 February 2025Programme Controls Improvement Plan
HS2		Project management consultancy services£3,536,100
4 February 2025ESMCP Commercial Strategy Assessment
Home Office		Technical analysis or consultancy services
London		£80,000
30 January 2025NZAP- Analytical Services
LOCATED PROPERTY LIMITED		Financial auditing services
England		£95,000

Source dates and limitations

A 37X Ventures portfolio site

Operated by 37x Limited, a Guernsey Non Cellular Company, company number CMP76157, incorporated 18 July 2025.

Registered office: Les Echelons Court, Les Echelons, St. Peter Port, Guernsey, GY1 1AR.

Full company details