Source: https://tendernation.io/suppliers/ott-hydrometry

Supplier profile

# OTT Hydrometry Ltd

Public sector contracts won, from published award notices

SME [Companies House 03778121](https://find-and-update.company-information.service.gov.uk/company/03778121)

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Contracts won

23

since 23 Feb 2012

Total awarded

£3,198,046

where values were published

Buyers

13

public bodies

Latest win

10 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.

- [Flood Warning Network Maintenance Services 2025-2029](https://www.argyll-bute.gov.uk/business-and-licensing/selling-council/contracts-register)From the council contract register

    [Argyll and Bute Council](https://tendernation.io/buyers/argyll-and-bute-council)

    £49,805

    Ends 9 Nov 2027
- [Hydrometry Measurement Instrumentation - Lot 2.3-2.4](https://tendernation.io/opportunities/01a13cfd-18b2-704f-8a94-00a2682f75bc/hydrometry-measurement-instrumentation-lot-23-24) [Environment Agency](https://tendernation.io/buyers/environment-agency)

    £600,000

    Ends 13 Jan 2028

##  Recent contract awards

- [Fourniture de matériel pour le réseau de surveillance des eaux souterraines (RDES)](https://tendernation.io/opportunities/01a17a85-0c5c-7185-91c0-7e7f7243143d/fourniture-de-materiel-pour-le-reseau-de-surveillance-des-eaux-souterraines-rde) [Département de la Haute-Savoie](https://tendernation.io/buyers/departement-de-la-haute-savoie)

    £34,000

    10 Sept 2026
- [Lot 2 \_ tNCEA - National Hydrometry Data Logger](https://tendernation.io/opportunities/01a13bd0-469c-7034-af34-4dbd36c1f85b/lot-2-tncea-national-hydrometry-data-logger) [Department for Environment, Food and Rural Affairs](https://tendernation.io/buyers/department-for-environment-food-and-rural-affairs)

    Value not counted: framework or estimated ceiling

    17 Apr 2026
- [Lot 2 \_ tNCEA - National Hydrometry Data Logger](https://tendernation.io/opportunities/01a13bd0-469c-7034-af34-4dbd36c1f85b/lot-2-tncea-national-hydrometry-data-logger) [Department for Environment, Food and Rural Affairs](https://tendernation.io/buyers/department-for-environment-food-and-rural-affairs)

    Value not counted: framework or estimated ceiling

    25 Mar 2026
- [Flood Warning Network Maintenance Services 2025-2029](https://www.argyll-bute.gov.uk/business-and-licensing/selling-council/contracts-register)From the council contract register

    [Argyll and Bute Council](https://tendernation.io/buyers/argyll-and-bute-council)

    £49,805

    10 Oct 2025
- [Cam Nature-based Solutions Weather and Soil Monitoring Equipment](https://tendernation.io/opportunities/01a13cfc-dbaa-712f-8ebe-16d26e22bd06/cam-nature-based-solutions-weather-and-soil-monitoring-equipment) [Department for Environment Food & Rural Affairs](https://tendernation.io/buyers/department-for-environment-food-rural-affairs)

    £32,507

    13 Feb 2025
- [Cam Nature-based Solutions Water Level Monitoring Equipment](https://tendernation.io/opportunities/01a13d10-d8b6-7326-8735-cc75331fab7b/cam-nature-based-solutions-water-level-monitoring-equipment) [Department for Environment Food & Rural Affairs](https://tendernation.io/buyers/department-for-environment-food-rural-affairs)

    £45,315

    13 Feb 2025
- [Hydrometry Measurement Instrumentation - Lot 2.3-2.4](https://tendernation.io/opportunities/01a13cfd-18b2-704f-8a94-00a2682f75bc/hydrometry-measurement-instrumentation-lot-23-24) [Environment Agency](https://tendernation.io/buyers/environment-agency)

    £600,000

    8 Jan 2025
- [Hydrometry Measurement Instrumentation - Lot 2.1-2.2](https://tendernation.io/opportunities/01a13bb2-c634-7003-8f4a-4e699adf037c/hydrometry-measurement-instrumentation-lot-21-22) [Department of Environment, Food and Rural Affairs](https://tendernation.io/buyers/department-of-environment-food-and-rural-affairs)

    up to £1,600,000,000 (notice estimate)

    8 Jan 2025
- [Hydrometry Framework](https://tendernation.io/opportunities/01a13ced-4fe3-71d2-ba31-4be52a8cfff1/hydrometry-framework) [The Coal Authority](https://tendernation.io/buyers/the-coal-authority)

    Value not counted: framework or estimated ceiling

    29 Jul 2024
- [Hydrometry Framework](https://tendernation.io/opportunities/01a13ba7-17a9-721a-9570-c83cf1832ceb/hydrometry-framework) [The Coal Authority](https://tendernation.io/buyers/the-coal-authority)

    up to £9,500,000 (notice estimate)

    5 Mar 2024
- [Snow Depth Sensor](https://tendernation.io/opportunities/01a13ba1-21f0-73e9-a4a4-b9892161137b/dn684274-snow-depth-sensor) [Met Office](https://tendernation.io/buyers/met-office)

    £225,000

    14 Nov 2023
- [Nature-based Solutions Monitoring Equipment](https://tendernation.io/opportunities/01a13cc0-8bdc-71d6-b90e-cdf9eea5841b/nature-based-solutions-monitoring-equipment) [Department for Environment Food & Rural Affairs](https://tendernation.io/buyers/department-for-environment-food-rural-affairs)

    £38,964

    28 Mar 2023
- [Contract for BEEMS Tidal Monitoring System - Sizewell B Power Station](https://tendernation.io/opportunities/01a13cbe-cc6b-725a-9357-44695e4f153d/cefas23-44-contract-for-beems-tidal-monitoring-system-sizewell-b-power-station) [Cefas](https://tendernation.io/buyers/cefas)

    £29,249

    22 Mar 2023
- [Contract for supply, installation and operation of tide gauge and power supply at Combwich Wharf, Somerset.](https://tendernation.io/opportunities/01a13c86-7f5a-7204-8a62-42ba3736b3e7/cefas22-77-contract-for-supply-installation-and-operation-of-tide-gauge-and-pow) [Defra Network eTendering Portal](https://tendernation.io/buyers/defra-network-etendering-portal)

    £56,213

    1 Dec 2022
- [Hydrometry Framework](https://tendernation.io/opportunities/01a13b8b-c24e-7244-bfc2-bc1dee19bb47/hydrometry-framework) [The Coal Authority](https://tendernation.io/buyers/the-coal-authority)

    Value not counted: framework or estimated ceiling

    27 Apr 2022

## Companies House

Status

Active

Incorporated

26 May 1999 (27 yrs)

Accounts

Full

Industry

Wholesale of other machinery and equipment

[View filing history](https://find-and-update.company-information.service.gov.uk/company/03778121)

## Who they win from

- [Defra Network eTendering Portal 4 wins](https://tendernation.io/buyers/defra-network-etendering-portal)
- [Environment Agency 3 wins](https://tendernation.io/buyers/environment-agency)
- [Department for Environment Food & Rural Affairs 3 wins](https://tendernation.io/buyers/department-for-environment-food-rural-affairs)
- [The Coal Authority 3 wins](https://tendernation.io/buyers/the-coal-authority)
- [Met Office 2 wins](https://tendernation.io/buyers/met-office)
- [Department for Infrastructure - Rivers 1 win](https://tendernation.io/buyers/department-for-infrastructure-rivers)
- [Department of Finance and Personnel Northern Ireland 1 win](https://tendernation.io/buyers/department-of-finance-and-personnel-northern-ireland)
- [University of Sheffield 1 win](https://tendernation.io/buyers/university-of-sheffield)

## Bids named on award notices

Bid for 6 contracts: won 6, lost 0.

Award notices have listed every bidder only since the Procurement Act (February 2025).

## Paid by (last 12 months)

- [Department for Environment, Food & Rural Affairs](https://tendernation.io/buyers/department-for-environment-food-rural-affairs) £120,067

From councils' published spending over £500.

## What they win

- [Laboratory & precision equipment](https://tendernation.io/sectors/laboratory-precision-equipment) 8
- [Sewage, refuse, cleaning & environmental](https://tendernation.io/sectors/sewage-refuse-cleaning-environmental) 6
- [Architecture, engineering & surveying](https://tendernation.io/sectors/architecture-engineering-surveying) 3
- [Repair & maintenance services](https://tendernation.io/sectors/repair-maintenance) 1
- [Office & computing equipment](https://tendernation.io/sectors/office-computing-equipment) 1
- [Telecoms & broadcasting equipment](https://tendernation.io/sectors/telecoms-broadcasting-equipment) 1

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