Source: https://tendernation.io/suppliers/nsg-environmental Supplier profile # NSG Environmental Ltd Public sector contracts won, from published award notices Large business [Companies House 02769182](https://find-and-update.company-information.service.gov.uk/company/02769182) [ Follow competitor](https://tendernation.io/login "Sign in to follow competitors") [Compete for this work](https://tendernation.io/register) Contracts won 108 since 19 Jul 2011 Total awarded £203,768,556 where values were published Buyers 32 public bodies Latest win 2 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. - [EASR Permit Variation](https://tendernation.io/opportunities/01a13d19-4d43-7108-acd5-948f568d5d3b/easr-permit-variation) [Nuclear Restoration Services Limited (Dounreay)](https://tendernation.io/buyers/nuclear-restoration-services-limited-dounreay) £86,725 Ends 25 Nov 2026 - [Factory Acceptance Testing (FAT) of a Temporary Shielded Lid](https://tendernation.io/opportunities/01a13be2-63da-7303-bd6f-abd927946b73/factory-acceptance-testing-fat-of-a-temporary-shielded-lid) [Nuclear Restoration Services Limited](https://tendernation.io/buyers/nuclear-restoration-services-limited) £35,859 Ends 4 Dec 2026 - [Thorium Waste Characterisation Services](https://tendernation.io/opportunities/01a13bea-ccfa-706c-bbae-e75825496528/d2670-thorium-waste-characterisation-services) [Nuclear Restoration Services Limited](https://tendernation.io/buyers/nuclear-restoration-services-limited) £59,613 Ends 31 Mar 2027 - [Characterisation Bulk Order Further Comp (dummy)](https://tendernation.io/opportunities/01a13d23-3526-7380-907c-c24073f41546/characterisation-bulk-order-further-comp-dummy) [Nuclear Waste Services](https://tendernation.io/buyers/nuclear-waste-services) £275,000 Ends 30 Apr 2027 - [Provision of a Ventilation Engineering Resource](https://tendernation.io/opportunities/01a13d22-b788-7249-bb88-04de951754e9/provision-of-a-ventilation-engineering-resource) [Nuclear Restoration Services Limited (Dounreay)](https://tendernation.io/buyers/nuclear-restoration-services-limited-dounreay) £218,019 Ends 27 May 2027 - [Low Level Waste Stores (LLWS) Container Verification](https://tendernation.io/opportunities/01a13be9-7797-7267-9aa9-b60644643c76/low-level-waste-stores-llws-container-verification) [Nuclear Restoration Services Limited](https://tendernation.io/buyers/nuclear-restoration-services-limited) £70,000 Ends 31 Aug 2027 - [Provision of a Senior Civil/Structural Engineer to support FCA](https://tendernation.io/opportunities/01a13d23-78a2-71fc-aa22-bcd6a7744b7e/provision-of-a-senior-civilstructural-engineer-to-support-fca) [Nuclear Restoration Services Limited (Dounreay)](https://tendernation.io/buyers/nuclear-restoration-services-limited-dounreay) £371,680 Ends 31 Mar 2028 - [(01 - EDWM&R) DI013 - Cementitious Materials for Waste Encapsulation](https://tendernation.io/opportunities/01a13d12-5c9d-71ad-8205-f4406d6e0b3c/01-edwmr-di013-cementitious-materials-for-waste-encapsulation) [Nuclear Decommissioning Authority](https://tendernation.io/buyers/nuclear-decommissioning-authority) £549,630 Ends 31 Mar 2028 - [Radioactive Substances Regulation - Ad-hoc Monitoring and Technical Support Framework](https://tendernation.io/opportunities/01a13cf3-bc62-7267-bb51-5e70d6db8951/radioactive-substances-regulation-ad-hoc-monitoring-and-technical-support-fram) [Environment Agency](https://tendernation.io/buyers/environment-agency) £214,286 Ends 31 Mar 2028 ## Recent contract awards - [Low Level Waste Stores (LLWS) Container Verification](https://tendernation.io/opportunities/01a13be9-7797-7267-9aa9-b60644643c76/low-level-waste-stores-llws-container-verification) [Nuclear Restoration Services Limited](https://tendernation.io/buyers/nuclear-restoration-services-limited) £70,000 2 Sept 2026 - [Thorium Waste Characterisation Services](https://tendernation.io/opportunities/01a13bea-ccfa-706c-bbae-e75825496528/d2670-thorium-waste-characterisation-services) [Nuclear Restoration Services Limited](https://tendernation.io/buyers/nuclear-restoration-services-limited) £59,613 1 Sept 2026 - [Open Framework for Nuclear Technical Services](https://tendernation.io/opportunities/01a13bdd-bcf6-726c-8d20-21a4fd9a2ac4/open-framework-for-nuclear-technical-services) [United Kingdom National Nuclear Laboratory Limited](https://tendernation.io/buyers/united-kingdom-national-nuclear-laboratory-limited) up to £10,000,000 (notice estimate) 29 Jul 2026 - [Open Framework for Nuclear Technical Services](https://tendernation.io/opportunities/01a13bdd-bcf6-726c-8d20-21a4fd9a2ac4/open-framework-for-nuclear-technical-services) [United Kingdom National Nuclear Laboratory Limited](https://tendernation.io/buyers/united-kingdom-national-nuclear-laboratory-limited) up to £10,000,000 (notice estimate) 29 Jul 2026 - [Open Framework for Nuclear Technical Services](https://tendernation.io/opportunities/01a13bdd-bcf6-726c-8d20-21a4fd9a2ac4/open-framework-for-nuclear-technical-services) [United Kingdom National Nuclear Laboratory Limited](https://tendernation.io/buyers/united-kingdom-national-nuclear-laboratory-limited) up to £10,000,000 (notice estimate) 29 Jul 2026 - [Provision of a Senior Civil/Structural Engineer to support FCA](https://tendernation.io/opportunities/01a13d23-78a2-71fc-aa22-bcd6a7744b7e/provision-of-a-senior-civilstructural-engineer-to-support-fca) [Nuclear Restoration Services Limited (Dounreay)](https://tendernation.io/buyers/nuclear-restoration-services-limited-dounreay) £371,680 22 Jul 2026 - [Factory Acceptance Testing (FAT) of a Temporary Shielded Lid](https://tendernation.io/opportunities/01a13be2-63da-7303-bd6f-abd927946b73/factory-acceptance-testing-fat-of-a-temporary-shielded-lid) [Nuclear Restoration Services Limited](https://tendernation.io/buyers/nuclear-restoration-services-limited) £35,859 24 Jun 2026 - [Provision of a Ventilation Engineering Resource](https://tendernation.io/opportunities/01a13d22-b788-7249-bb88-04de951754e9/provision-of-a-ventilation-engineering-resource) [Nuclear Restoration Services Limited (Dounreay)](https://tendernation.io/buyers/nuclear-restoration-services-limited-dounreay) £218,019 28 May 2026 - [Characterisation Bulk Order Further Comp (dummy)](https://tendernation.io/opportunities/01a13d23-3526-7380-907c-c24073f41546/characterisation-bulk-order-further-comp-dummy) [Nuclear Waste Services](https://tendernation.io/buyers/nuclear-waste-services) £275,000 1 May 2026 - [Expert Support and Alternative Solutions Framework](https://tendernation.io/opportunities/01a13bcb-bd5c-7147-9d10-62c77cabd41f/expert-support-and-alternative-solutions-framework) [Nuclear Waste Services Limited](https://tendernation.io/buyers/nuclear-waste-services-limited) up to £14,500,000 (notice estimate) 21 Apr 2026 - [Radioactive Waste Characterisation and Treatment Services](https://tendernation.io/opportunities/01a13bcf-b6c3-7392-ad5c-0e0877de2344/ukri-5155-radioactive-waste-characterisation-and-treatment-services) [UK Research & Innovation (UKRI)](https://tendernation.io/buyers/uk-research-innovation-ukri) Value not counted: framework or estimated ceiling 16 Feb 2026 - [EASR Permit Variation](https://tendernation.io/opportunities/01a13d19-4d43-7108-acd5-948f568d5d3b/easr-permit-variation) [Nuclear Restoration Services Limited (Dounreay)](https://tendernation.io/buyers/nuclear-restoration-services-limited-dounreay) £86,725 20 Jan 2026 - [RA for End States of Nuclear Sites and Radioactive Waste](https://tendernation.io/opportunities/01a13cfc-be4f-73ab-9015-951e1a515bd9/gk24-20-ra-for-end-states-of-nuclear-sites-and-radioactive-waste) [Nuclear Decommissioning Authority](https://tendernation.io/buyers/nuclear-decommissioning-authority) £112,722 29 Sept 2025 - [Provision of a Consultant to provide support to the D3100 Waste Disposal Team.](https://tendernation.io/opportunities/01a13bc6-7e85-737d-aba9-74d8aec7f7b7/provision-of-a-consultant-to-provide-support-to-the-d3100-waste-disposal-team) [Nuclear Restoration Services Limited](https://tendernation.io/buyers/nuclear-restoration-services-limited) £50,000 28 Sept 2025 - [Integrated Waste Management Specialist Nuclear Services Framework (IWM24)](https://tendernation.io/opportunities/01a13d07-a13f-7160-b965-27851c4a4d24/integrated-waste-management-specialist-nuclear-services-framework-iwm24) [Nuclear Waste Services](https://tendernation.io/buyers/nuclear-waste-services) Value not counted: framework or estimated ceiling 12 Sept 2025 ## Companies House Status Active Incorporated 30 Nov 1992 (33 yrs) Accounts Full Industry Machining [View filing history](https://find-and-update.company-information.service.gov.uk/company/02769182) ## Who they win from - [Radioactive Waste Management Limited 24 wins](https://tendernation.io/buyers/radioactive-waste-management-limited) - [CTM Portal for the NDA Shared Services Alliance 19 wins](https://tendernation.io/buyers/ctm-portal-for-the-nda-shared-services-alliance) - [Nuclear Waste Services 10 wins](https://tendernation.io/buyers/nuclear-waste-services) - [Nuclear Decommissioning Authority 9 wins](https://tendernation.io/buyers/nuclear-decommissioning-authority) - [Nuclear Restoration Services Limited 6 wins](https://tendernation.io/buyers/nuclear-restoration-services-limited) - [Nuclear Restoration Services Limited (Dounreay) 4 wins](https://tendernation.io/buyers/nuclear-restoration-services-limited-dounreay) - [Dounreay, a division of Magnox Limited 3 wins](https://tendernation.io/buyers/dounreay-a-division-of-magnox-limited) - [Low Level Waste Repository 2 wins](https://tendernation.io/buyers/low-level-waste-repository) ## How fast they pay suppliers 44 days on average (previously 38) 19% of invoices paid within 30 days · 4% after 60 days · 4% not paid within agreed terms [Report for 30 Sept 2026 (GOV.UK)](https://check-payment-practices.service.gov.uk/report/117541) ## Bids named on award notices Bid for 16 contracts: won 16, lost 0. Award notices have listed every bidder only since the Procurement Act (February 2025). ## Paid by (last 12 months) - [Nuclear Waste Services](https://tendernation.io/buyers/nuclear-waste-services) £385,510 From councils' published spending over £500. ## On government frameworks - [Construction Professional Services DPS](https://tendernation.io/frameworks/RM6242)RM6242 · ends 23 Feb 2029 ## What they win - [Research & development](https://tendernation.io/sectors/research-development) 41 - [Sewage, refuse, cleaning & environmental](https://tendernation.io/sectors/sewage-refuse-cleaning-environmental) 21 - [Architecture, engineering & surveying](https://tendernation.io/sectors/architecture-engineering-surveying) 19 - [Business services](https://tendernation.io/sectors/business-services) 8 - [Other community & personal services](https://tendernation.io/sectors/community-personal-services) 6 - [Construction work](https://tendernation.io/sectors/construction-work) 3 ## Is this your company? 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