Source: https://tendernation.io/opportunities/01a13d22-28d9-7135-b956-7f4f3f40a909/2025-1071-radon-monitoring-services-award awarded GB open procedure # 2025 - 1071 Radon Monitoring Services - AWARD [Citizen](https://tendernation.io/buyers/citizen) Estimated value £9,500 to £11,500 Published 9 Mar 2026 Deadline Closed 23 Jan 2026 ## Who can bid - Small contract value Valued under £135,018 including VAT, the lowest Procurement Act threshold for goods and services. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. ## About this tender Citizen wishes to tender for the provision of Radon Monitoring Services to ensure that we receive an excellent service, which represents value for money. We are seeking to procure the services of suitably experienced service providers with the capability to deliver the required services and who best meet the need of Citizen and its customers. The estimated value of the Project is £20,000 per annum (p.a.), and £100,000 over the duration of the agreement. The contract will be let for a duration of 2 years with an option to extend by a further 3 years, subject to satisfactory performance against KPI's. If you wish to express an interest in this project please ensure you are registered and logged into our Portal. The `Express Interest` button will only appear on the Tender Management page if you are logged in. Applicants are advised to ensure that they do not base their submission on discussions with any other member of Citizen Staff. If you require any clarification on matters contained within the Tender Documents, you must do so via Correspondence of the Citizen E-Procurement portal. Failure to observe this requirement may result in your bid being eliminated. Please note that in the case of tender clarifications where appropriate, answers will be circulated to all tenderers. NB: Should you require assistance or clarification on the use of In-Tend, please contact In-Tend support on 0845 557 8079 / +44 (0) 114 407 0065. You must upload your bid by using the `Attach Documents` button and your return must be submitted via 'Submit Return' on the Citizen E-Procurement portal before the deadline date provided in the project details. You will have the option to modify you bid up until the deadline. Read full description ## CPV classification Toxic substances monitoring services Source Contracts Finder (UK) [View official notice](https://www.contractsfinder.service.gov.uk/notice/ca2d2bdb-4fb3-4bd2-ac51-a5844627d208) Never miss a tender like this again Get AI summaries, deadline alerts and a bid pipeline for tenders matched to your business. Free to start. 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