Tenders / Buyers / United Kingdom

GREAT BRITISH ENERGY - NUCLEAR: public contracts and tenders

GREAT BRITISH ENERGY - NUCLEAR awarded 67 public contracts worth €893.3M where a value is stated since 2025-06-16; the business services contract held by ANKURA CONSULTING (EUROPE) LIMITED ends on 2026-10-31 (end date stated). Source: Arcadium Data, data as of .

Contract awards67
Awarded value (stated)€893.3M
Suppliers named47
Ending in 18 months23
Open calls now1
Calls for tender7
First award2025-06-16
Latest award2026-10-23

Awarded value = the award values the notices state (EUR at the notice date), 66 of 67 awards; framework agreements (a ceiling, not spend) and implausible values are left out.

Buyer

FieldValue
NameGREAT BRITISH ENERGY - NUCLEAR
CountryUnited Kingdom
Buyer typeBody governed by public law
CityLondon
SourcesUK Contracts Finder, UK Find a Tender

Top suppliers

SupplierRegistry numberWebsiteAwardsValue won alone
Contruent Limited3€1.6M
ESRI (UK) Limited01288342 Companies House (GB)esriuk.com2€2.3M
Mott Macdonald Limited01110949 Companies House (GB)mottmac.com2€162k
Arcadis Consulting (UK) Limited2€11.5M
ASITE SOLUTIONS LIMITED2€379k
Board Intelligence Ltd2€136k
Bramble Hub Limited2€2.4M
Perfect Circle JV Ltd2€6.3M
RPCuk Ltd2€403k
thinkproject UK Ltd2€971k
TRC Companies Limited2€96,428
AMENTUM CLEAN ENERGY LIMITED01120437 Companies House (GB)amentum.com1n/a
BAM NUTTALL LIMITED00305189 Companies House (GB)bamnuttall.co.uk1€46,014
Gartner UK Limited02266016 Companies House (GB)gartner.com1€83,763
Rolls-Royce SMR Limited13039768 Companies House (GB)rolls-royce-smr.com1€414.7M

Suppliers named on GREAT BRITISH ENERGY - NUCLEAR's award notices (the top 15 of 47); registry number and website where the supplier is linked to its register entry. Winners that could be a private person are withheld.

Contracts ending in the next 18 months

EndsContractCurrent holderValueEnd date basis
2026-10-31Executive Advisory ServicesANKURA CONSULTING (EUROPE) LIMITED€46,613end date stated
2026-12-14Risk Modelling Software Licences and Support ServicesTRC Companies Limited€49,295end date stated
2027-02-28Technology Insight & Advisory Subscription - Executive Programs Membership (EPMEM)Gartner UK Limited (Companies House (GB) 02266016)€83,763end date stated
2027-02-28ExCo Leadership WorkshopsAspect Reputation Management Limited€120kend date stated
2027-03-03Oldbury LEO InternetCLARUS NETWORKS LIMITED€16,386end date stated
2027-04-03Job Board Management System for enhancing GBE-N recruitment processesBROADBEAN TECHNOLOGY LIMITED€46,721end date stated
2027-04-263D Model Viewing & Federating SoftwareBRIGHT LINKS (UK) LIMITED€14,939end date stated
2027-04-29Business Architecture ToolingBIZZdesign UK Ltd€125kend date stated
2027-05-31prj_7004 - Technical P6 Primavera administration supportTRC Companies Limited€47,132end date stated
2027-05-31eEvaluation SoftwareCommerce Decisions Ltd€146kend date stated
2027-06-05Cyber Incident Security Response€75,088end date stated
2027-06-16Magazine Advertorial Space - The House MagazinePolitical Holdings Ltd€13,238end date stated
2027-06-20Primavera P6 Enterprise Project Portfolio Management Cloud ServiceRPCuk Ltd€200kend date stated
2027-06-29Provision of Contract Management System for Great British Nuclearthinkproject UK Ltd€481kend date stated
2027-07-31Behavioural Evaluation Design and Delivery (for DP)Bramble Hub Limited€28,473end date stated
2027-07-31Total Cost Management SystemContruent Limited€591kend date stated
2027-07-31Total Cost Management SystemContruent Limited€567kend date stated
2027-08-02Legal Cost Management SystemALACRITY LAW LIMITED€117kend date stated
2027-08-29Finance System - Great British NuclearAccess UK Limited (Companies House (GB) 02343760)€359kend date stated
2027-08-31Legal AI PlatformWordsmith AI Ltd€34,245end date stated
2027-09-10Board Intelligence PortalBoard Intelligence Ltd€67,489end date stated
2027-10-31Cybersecurity - Penetration TestingPen Test Partners LLP€68,185end date stated
2027-11-30SRM System for Great British Energy - NuclearAIMediaData Ltd€24,774end date stated

End dates checked against the official notice: 99% right (n=100, 95% CI 94%-100%, 2026-10-26; method).

Award notices of GREAT BRITISH ENERGY - NUCLEAR whose contract period ends in the next 18 months: the end date the notice states, else its start or signature date plus the stated duration. 23 contracts; a framework's value is a ceiling and is not shown.

Open calls for tender

DeadlineCall for tenderPublishedEstimated value
2026-11-12Financial Advisor.2026-10-14€597k

Calls with a deadline of 2026-10-27 or later (not awarded yet).

Spend by sector (CPV divisions)

SectorCPVAwardsAwarded value
Software packages and information systems4822€6.2M
Business services7914€6.7M
IT services7211€2.2M
Architecture and engineering services717€411.0M
Industrial machinery421€414.7M
Construction materials441€103k
Construction work451€351k
Transport support and travel services631€767k
Education and training801€120k

Award notices with a named winner, by the main CPV code; value = the total the notices state, in EUR at the notice date; framework agreements (a ceiling, not spend) and implausible values are left out.

Recent awards

PublishedContractWinnersValue
2026-10-23ArcGIS Enterprise 2 Year software and MCS bundleESRI (UK) Limited€1.2M
2026-10-19Archaeology Investigation and Mitigation - Priority Phase 1 Delivery AgreementPerfect Circle JV Ltd€6.0M
2026-10-16Technical AdvisorArcadis Consulting (UK) Limited€11.5M
2026-10-09Nuclear Graduates (2026 Cohort)ENERGUS€1.0M
2026-09-30Executive Advisory ServicesANKURA CONSULTING (EUROPE) LIMITED€46,613
2026-09-18GIS Support ServicesMott Macdonald Limited€81,573
2026-09-17Communications - National600000€1.6M
2026-08-27Legal AI PlatformWordsmith AI Ltd€34,245
2026-08-18ExCo Leadership WorkshopsAspect Reputation Management Limited€120k
2026-07-31prj_5779 Planning ServicesJACOBS U.K. LIMITED€16.1M

Follow this buyer free

Get GREAT BRITISH ENERGY - NUCLEAR's new calls for tender, awards and contracts ending in a free weekly email (Tender Radar free tier: a saved search for this buyer's name in United Kingdom). The same data is in the REST API and the MCP server.

Sources: UK Contracts Finder, UK Find a Tender, read through their open-data feeds without logging in. Buyer = contracting authority as named on the notice; notices are grouped by the normalised name and country.

Source: Arcadium Data tenders database, 3,811,022 official public procurement notices from EU TED, UK Find a Tender, UK Contracts Finder and national procurement boards, read through their open-data services (no logins). Winners that could be a private person (sole traders) are withheld; buyers are public bodies. Data as of 2026-10-27.

Questions

How many public contracts has GREAT BRITISH ENERGY - NUCLEAR awarded?

GREAT BRITISH ENERGY - NUCLEAR published 67 contract award notices between 2025-06-16 and 2026-10-23; the 66 that state a value add up to €893.3M (official notices, as of 2026-10-27).

Who are GREAT BRITISH ENERGY - NUCLEAR's biggest suppliers?

By contract awards: Contruent Limited (3), ESRI (UK) Limited (2) and Mott Macdonald Limited (2) (as of 2026-10-27). Winners that could be a private person are not named.

Which GREAT BRITISH ENERGY - NUCLEAR contracts end soon?

23 contracts awarded by GREAT BRITISH ENERGY - NUCLEAR end in the next 18 months. The soonest with a named holder is the business services contract held by ANKURA CONSULTING (EUROPE) LIMITED, ending on 2026-10-31 (end date stated) (as of 2026-10-27).

Does GREAT BRITISH ENERGY - NUCLEAR have open tenders now?

Yes: 1 calls for tender from GREAT BRITISH ENERGY - NUCLEAR are open today (deadline 2026-10-27 or later) (as of 2026-10-27).

What does GREAT BRITISH ENERGY - NUCLEAR buy?

Most of GREAT BRITISH ENERGY - NUCLEAR's awards are in Software packages and information systems (CPV 48) (22), Business services (CPV 79) (14) and IT services (CPV 72) (11) (as of 2026-10-27).

Cite as: Arcadium Data, "GREAT BRITISH ENERGY - NUCLEAR tenders and contracts: 67 awards, suppliers, contracts ending", https://arcadiumdata.io/tenders/buyers/great-british-energy-nuclear-gb/, data as of 2026-10-27.