Awarded 15 September 2026
National Air Quality Monitoring 2026-2027
Highways England · West Midlands
Air quality monitoring tenders and contracts
UK public sector, covering 600+ buyer sites
105 contracts awarded in the 24 months to 12 October 2026
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Updated 12 October 2026 · compiled by BidSkim Limited · How we count
Air quality monitoring contracts ,
105 contracts across the UK, of any size
Recently awarded
The latest air quality monitoring contracts awarded
Awarded 7 September 2026
Portable Particle Counters
Cambridge University Hospitals NHS Foundation Trust · East of England
Awarded 26 August 2026
New Dual Particulate Matter (PM10 and PM2.5) Analyser and Nitrogen Dioxide (NO2) Analyser for Automatic Air Quality Monitoring Station at Ruckholt Close/Leyton
London Borough of Waltham Forest · London
Awarded 4 August 2026
ES RDE 038 - AQIE Digital - Air Quality Data
Department for Environment, Food and Rural Affairs · London
Awarded 30 July 2026
Herts & Beds Air Quality Data Management
Watford Borough Council · East of England
Who wins · 24 months to October 2026
Ricardo Energy & Environment won the most air quality monitoring contracts
It also won the most by value. Each dot is one contract, coloured by who bought it.
CouncilsNHS and healthOther public bodies
| Rank | Contractor | Contracts won, by buyer | Contracts | Value won | Buyers | Share |
|---|---|---|---|---|---|---|
| 1 | Ricardo Energy & Environment London · See every contract | 19 | £11.2m | 13 | ||
| 2 | Enviro Technology Services Ltd London · SME · See every contract | 11 | £811k | 9 | ||
| 3 | Cura Terrae Air Limited London · SME · See every contract | 9 | £436k | 7 | ||
| 4 | We Care 4 Air Limited West Midlands · SME · See every contract | 8 | £3.7m | 6 | ||
| 5 | MATTS MONITORS LIMITED London · SME · See every contract | 7 | £607k | 6 | ||
| 6 | EarthSense Yorkshire and the Humber · SME · See every contract | 6 | £623k | 6 | ||
| 7joint | ESU1 LTD London · SME · See every contract | 3 | £162k | 3 | ||
| 7joint | Bureau Veritas London · See every contract | 3 | £125k | 3 | ||
| 9joint | Envea East of England · SME · See every contract | 2 | £1.3m | 2 | ||
| 9joint | UK Centre for Ecology & Hydrology SME · See every contract | 2 | £692k | 2 |
25 more air quality monitoring contractors ranked. See the full ranking →
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Who buys
Councils award 58% of air quality monitoring contracts
Contracts with a published value in the last 24 months, from the type of buyer to the size of the contract.
19 buyers bought air quality monitoring more than once in the last 24 months
Each dot is a buyer, by how many air quality monitoring contracts it awarded in the last 24 months.
See who they are and when they usually buy →
Few and big, or many and small
Each dot is a buyer: how many air quality monitoring contracts it awarded against what they were worth. The busiest and biggest are named.
CouncilsNHS and healthOther public bodies
Top buyers by contracts awarded
| Rank | Buyer | Contracts | Value |
|---|---|---|---|
| 1 | Department for Environment, Food and Rural Affairs | 14 | £10.4m |
| 2 | Environment Agency | 10 | £6.9m |
| 3 | UK Health Security Agency | 4 | £254k |
| 4 | London Borough of Hackney | 4 | £112k |
| 5 | Westminster City Council | 3 | £113k |
| 6 | London Borough of Merton | 3 | £63k |
| 7 | Met Office | 3 | Not published |
| 8 | Tunbridge Wells Borough Council | 2 | £356k |
| 9 | Sandwell Metropolitan Borough Council | 2 | £200k |
| 10 | Wiltshire Council | 2 | £196k |
Prices
Half of air quality monitoring contracts are worth less than £58k
Every contract with a published value, on a log scale, coloured by who bought it.
CouncilsNHS and healthOther public bodies
The 10 biggest contracts hold 70% of the money
Coloured by who bought it.
- Environment AgencyRicardo Energy & Environment · 21 Jan 2026
- Department for Environment, Food and Rural AffairsRicardo Energy & Environment · 25 Mar 2025
- Department for Environment, Food and Rural AffairsRicardo Energy & Environment · 25 Mar 2025
- Environment AgencyRicardo Energy & Environment · 23 Dec 2024
- Department for Environment, Food and Rural AffairsWe Care 4 Air Limited · 23 Jun 2025
- Department for Environment, Food and Rural AffairsWe Care 4 Air Limited · 30 May 2025
- Environment AgencyEnvea · 27 Jul 2026
- Department for Environment, Food and Rural AffairsUK Centre for Ecology & Hydrology · 20 Dec 2024
- Department for Environment, Food and Rural AffairsUK Centre for Ecology & Hydrology (UKCEH) · 6 Jan 2025
- City and County of SwanseaEarthSense · 20 Aug 2025
Where and when
London awards the most air quality monitoring contracts. December and March are the busiest months.
Contracts by region and by month awarded. Click a region to filter the page.
FewerMore contracts
See the regions as a table
| Region | Contracts | Value |
|---|---|---|
| London | 33 | £8.1m |
| South West | 10 | £560k |
| West Midlands | 9 | £772k |
| Yorkshire and the Humber | 6 | £388k |
| East of England | 6 | £2.7m |
| South East | 6 | £406k |
| North West | 3 | £375k |
| East Midlands | 2 | £338k |
| Northern Ireland | 2 | £69k |
| North East | 1 | £14k |
| Wales | 1 | £339k |
| Scotland | 0 | Not published |
Often bought with air quality monitoring
Related services
Deadlines
Half of air quality monitoring tenders close within 26 days of being published
Each dot is a air quality monitoring tender published across the UK in the last 24 months, by how many days it was open. 66% closed within a month. Spot one a week late and 27% of the time to respond has gone.
Hear about new air quality monitoring tenders the moment they're published →
Key findings
- 26 days
is how long the typical air quality monitoring tender is open, from publication to deadline.
Median of 50 UK air quality monitoring tenders published in the last 24 months. - 2
new air quality monitoring tenders are published across the UK in a typical month.
52 in the last 24 months. - 70%
of the money is in the 10 biggest air quality monitoring contracts.
Of 96 contracts with a published value. - 63%
of air quality monitoring contracts are won by SMEs.
As recorded by the buyer, on 83 award notices. - 31%
of air quality monitoring contracts are awarded in December and March.
33 of 105 contracts.
Questions
How many air quality monitoring contracts does the UK public sector award?
105 in the 24 months to 12 October 2026, from 59 public buyers.
How long are air quality monitoring tenders open for?
The median air quality monitoring tender is open for 26 days from publication to deadline.
How much is a typical public sector air quality monitoring contract worth?
The median is £58k, and 85% are worth less than £250k.
Who wins the most public sector air quality monitoring contracts?
Ricardo Energy & Environment won the most (19), and the most by value (£11.2m).
Which buyers award the most air quality monitoring contracts?
Councils award 58% of them.
What is included
Monitoring of ambient air pollutants such as nitrogen dioxide, particulates, ozone and ammonia through automatic stations, reference analysers and sensor networks: supply, installation, servicing, calibration, network operation and data.
- Automatic monitoring station supply, installation, servicing and calibration
- Reference analysers and low-cost sensor networks
- Roadside ammonia monitoring
- Monitoring network operation and data management
- Air quality monitoring methods, including satellite evidence
What is not included
- NO2 diffusion tube supply and laboratory analysis (see Nitrogen dioxide diffusion tube supply and analysis)
- Air quality assessments, modelling, LAQM reporting and strategies (see Air quality assessment, modelling and LAQM support)
- Stack, landfill and greenhouse gas emissions measurement (see Emissions, landfill gas and greenhouse gas monitoring)
- Environmental noise monitoring (see Environmental noise monitoring)
- General IoT sensor networks (see IoT sensor networks and platforms)
- Earth observation and environmental data platforms (see Satellite imagery)
- Clean air zone operation (see Road user charging, tolling and clean air zone operations)
- Workplace air monitoring (see Occupational hygiene services)
- Net zero and climate strategy (see Sustainability consultancy)