Source: https://tendernation.io/suppliers/united-kingdom-national-nuclear-laboratory Supplier profile # National Nuclear Laboratory Public sector contracts won, from published award notices Large business [Companies House 03857752](https://find-and-update.company-information.service.gov.uk/company/03857752) [ Follow competitor](https://tendernation.io/login "Sign in to follow competitors") [Compete for this work](https://tendernation.io/register) Contracts won 27 since 10 Sept 2018 Total awarded £61,434,721 where values were published Buyers 11 public bodies Latest win 25 Sept 2026 ## Contracts ending soon Contracts ending in the next 18 months. Buyers usually re-tender before the end date, so these are openings for competitors. - [Nuclear Security Contract - UK5](https://tendernation.io/opportunities/01a13beb-0c02-72a0-9df7-9265c67c0fa6/nuclear-security-contract-uk5) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £300,000 Ends 31 Mar 2027 - [Nuclear Innovation and Research Advisory Board (NIRAB)](https://tendernation.io/opportunities/01a13bde-dc34-717a-b074-0ddadc74485a/nuclear-innovation-and-research-advisory-board-nirab) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £230,000 Ends 31 Mar 2027 ## Recent contract awards - [Nuclear Security Contract - UK5](https://tendernation.io/opportunities/01a13beb-0c02-72a0-9df7-9265c67c0fa6/nuclear-security-contract-uk5) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £300,000 25 Sept 2026 - [Nuclear Safeguards Programme](https://tendernation.io/opportunities/01a13bcd-4dad-7030-98f4-56164433a45c/nuclear-safeguards-programme) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £19,500,000 18 Sept 2026 - [Nuclear Innovation and Research Advisory Board (NIRAB)](https://tendernation.io/opportunities/01a13bde-dc34-717a-b074-0ddadc74485a/nuclear-innovation-and-research-advisory-board-nirab) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £230,000 10 Jun 2026 - [Nuclear Innovation and Research Advisory Board (NIRAB)](https://tendernation.io/opportunities/01a13bde-dc34-717a-b074-0ddadc74485a/nuclear-innovation-and-research-advisory-board-nirab) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £230,000 21 May 2026 - [Nuclear Safeguards Programme](https://tendernation.io/opportunities/01a13bcd-4dad-7030-98f4-56164433a45c/nuclear-safeguards-programme) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £19,500,000 19 May 2026 - [ThermoChimie Phase 4 Framework](https://tendernation.io/opportunities/01a13bcd-6ac5-72be-b77f-79d3fceb4bc0/thermochimie-phase-4-framework) [Nuclear Waste Services Limited](https://tendernation.io/buyers/nuclear-waste-services-limited) up to £2,500,000 (notice estimate) 3 Mar 2026 - [ThermoChimie Phase 4 Framework](https://tendernation.io/opportunities/01a13bcd-6ac5-72be-b77f-79d3fceb4bc0/thermochimie-phase-4-framework) [Nuclear Waste Services Limited](https://tendernation.io/buyers/nuclear-waste-services-limited) up to £2,500,000 (notice estimate) 3 Mar 2026 - [ThermoChimie Phase 4 Framework](https://tendernation.io/opportunities/01a13bcd-6ac5-72be-b77f-79d3fceb4bc0/thermochimie-phase-4-framework) [Nuclear Waste Services Limited](https://tendernation.io/buyers/nuclear-waste-services-limited) up to £2,500,000 (notice estimate) 3 Mar 2026 - [Maritime PRPP Contract Details notice](https://tendernation.io/opportunities/01a13bd7-e0c8-7113-b6ec-9314f391059a/maritime-prpp-contract-details-notice) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £20,000 20 Feb 2026 - [Security by Design](https://tendernation.io/opportunities/01a13bd4-e3dd-7202-af4a-048404cd8e70/security-by-design) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £29,995 21 Jan 2026 - [Provision of the Nuclear Innovation and Research Office (NIRO)](https://tendernation.io/opportunities/01a13bc2-4fd4-71d7-9c81-655abf71c74c/provision-of-the-nuclear-innovation-and-research-office-niro) [Department for Energy Security & Net Zero](https://tendernation.io/buyers/department-for-energy-security-net-zero) £1,900,000 5 Aug 2025 - [RNU Specialist Response](https://tendernation.io/opportunities/01a13bba-7231-7332-83a2-8fef05e9e220/rnu-specialist-response) [Home Office](https://tendernation.io/buyers/home-office) £109,892 30 Apr 2025 - [Engage 2 - Hosting Generation IV International Forum Autumn 2024 Meeting](https://tendernation.io/opportunities/01a13cfa-cd4c-72ee-b6e1-a13575456083/engage-2-hosting-generation-iv-international-forum-autumn-2024-meeting) [DESNZ](https://tendernation.io/buyers/desnz) £150,000 17 Sept 2024 - [Engage 2: International Engagement Research](https://tendernation.io/opportunities/01a13cf1-ad51-72a6-a316-ea2940cc21bc/engage-2-international-engagement-research) [DESNZ](https://tendernation.io/buyers/desnz) £141,012 6 Sept 2024 - [Pelleting Work for ESA](https://tendernation.io/opportunities/01a13cd9-4d0f-70f1-9e62-da723899e934/pelleting-work-for-esa) [National Nuclear Laboratory Limited](https://tendernation.io/buyers/national-nuclear-laboratory-limited) £64,530 31 Mar 2024 ## Companies House Status Active Incorporated 7 Oct 1999 (27 yrs) Accounts Full Industry Engineering related scientific and technical consulting activities [View filing history](https://find-and-update.company-information.service.gov.uk/company/03857752) ## Who they win from - [Department for Energy Security & Net Zero 6 wins](https://tendernation.io/buyers/department-for-energy-security-net-zero) - [Radioactive Waste Management Limited 6 wins](https://tendernation.io/buyers/radioactive-waste-management-limited) - [Business Energy and Industrial Strategy 5 wins](https://tendernation.io/buyers/business-energy-and-industrial-strategy) - [Nuclear Decommissioning Authority 2 wins](https://tendernation.io/buyers/nuclear-decommissioning-authority) - [DESNZ 2 wins](https://tendernation.io/buyers/desnz) - [DESNZ & DSIT Group Commercial 1 win](https://tendernation.io/buyers/desnz-dsit-group-commercial) - [Defra Network eTendering Portal 1 win](https://tendernation.io/buyers/defra-network-etendering-portal) - [Department for Business, Energy & Industrial Strategy 1 win](https://tendernation.io/buyers/department-for-business-energy-industrial-strategy) ## How fast they pay suppliers 12 days on average (previously 10) 93% of invoices paid within 30 days · 0% after 60 days · 13% not paid within agreed terms [Report for 31 Mar 2026 (GOV.UK)](https://check-payment-practices.service.gov.uk/report/111102) ## Bids named on award notices Bid for 1 contract: won 1, lost 0. Award notices have listed every bidder only since the Procurement Act (February 2025). ## Paid by (last 12 months) - [Department for Energy Security and Net Zero](https://tendernation.io/buyers/department-for-energy-security-and-net-zero) £6,538,495 - [Nuclear Waste Services](https://tendernation.io/buyers/nuclear-waste-services) £104,863 From councils' published spending over £500. ## What they win - [Research & development](https://tendernation.io/sectors/research-development) 15 - [Architecture, engineering & surveying](https://tendernation.io/sectors/architecture-engineering-surveying) 2 - [Chemical products](https://tendernation.io/sectors/chemical-products) 1 - [Security, fire & defence equipment](https://tendernation.io/sectors/security-fire-defence-equipment) 1 - [Furniture, furnishings & cleaning products](https://tendernation.io/sectors/furniture-furnishings) 1 - [Other community & personal services](https://tendernation.io/sectors/community-personal-services) 1 Competing with National Nuclear Laboratory? TenderNation shows who wins each buyer's work, flags contracts coming up for renewal and emails you new tenders that fit. Free plan available. [All buyers](https://tendernation.io/buyers) [Start free](https://tendernation.io/register) 14-day free trial, no card required