Source: https://tendernation.io/opportunities/01a13bd0-6548-71bb-8762-ff828675fe2f/service-maintenance-and-repair-of-analytical-monitors awarded GB open procedure Suitable for SMEs # Service, Maintenance and Repair of Analytical Monitors [Severn Trent Water Limited](https://tendernation.io/buyers/severn-trent-water-limited) Estimated value £21,488,000 Published 9 Sept 2026 Deadline Closed 21 Apr 2026 ## Who can bid - Buyer says suitable for SMEs The buyer ticked “suitable for SMEs” on the notice. Anyone can still bid. - Sets up a framework Winning a place does not guarantee work: contracts are awarded later as call-offs, and the list usually stays closed for years. - Open procedure Anyone can submit a full tender; there is no shortlisting stage. [More contracts for small businesses and VCSEs](https://tendernation.io/opportunities/for-small-businesses) ## About this tender This tender process is for the provision of Service, Maintenance and Repair of Analytical Monitoring Equipment. A summary of the scope and critical activities forming part of this tender is stated below. Service, Maintenance and Repair of Analytical Monitoring Equipment associated with drinking water and sewage treatment. STW and HD has a multiple OEM installed asset base, which includes but is not limited to ABB, bNovate, Endress & Hauser, Hach Lange and PPM analytical monitors. Our current asset base is in the region of 2000 analytical monitors which are spread across ~560 STW and HD sites all within the STW and HD region. Any potential supplier must have the ability to service, maintain, and repair all Analytical Monitors across the whole of the STW and HD region on both waste water and clean sites. This will also include management of the end-to-end process including scheduling, procurement of spares, replacement monitors, technical support, and callout. The potential supplier will also be required to carry out other activities such as Final Effluent chamber cleaning to ensure Final Effluent Analytical Monitors being serviced and maintained, are always providing accurate data. The Framework is expected to be awarded for an initial 3 years, with a further 5 x 1 year of options. Monitors in scope but not limited to; - Aluminium Monitors - Ammonia Monitors - Dissolved Oxygen Monitors - Final Effluent Monitors - Flow Cytometry - Fluoride Monitors - Iron Monitors - Nitrate Monitors - Nitrous Oxide Monitors - Phosphate Monitors - Turbidity monitors Analytical Monitors are serviced and maintained according to manufacturers, suppliers or STWs requirements. The current frequency of work undertaken is fortnightly, monthly, every 2 months and annually depending on the analytical monitor. The supplier will be responsible for the planning and scheduling of their own work to ensure analytical monitors are always proving accurate data. The supplier will be expected to access STW and HD eSCADA system and undertake pro-active analysis and take appropriate actions to ensure the Utilities analytical monitors are always providing accurate Read full description ## CPV classification Monitors Repair and maintenance services of testing apparatus Source Find a Tender (UK) · Notice ocds-h6vhtk-05e987-2026-09-09T10:46:12+01:00 [View official notice](https://www.find-tender.service.gov.uk/Notice/ocds-h6vhtk-05e987-2026-09-09T10:46:12+01:00) 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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