BidSkim
Free report
Service market

Air conditioning contracts

UK public sector · 203 contracts awarded in the 12 months to 6 October 2026

Covering 600+ buyer portals · 5 years of records · Updated 6 October 2026 · How we count

Contracts awarded
203
Last 12 months
Median contract
£83k
Recorded value
Recorded value
£55.4m
194 of 197 main-service contracts have a published value
Buyers
127
Suppliers
152

BidSkim assigns contracts to services from the notice text. How services are assigned

What stands out

  • The five suppliers that won the most air conditioning contracts took 12% of them (24 of 203).
  • Contracts awarded per quarter fell 22% from the first half of the period to the second.
  • The median contract, £83k, is 40% below the median across construction & trades contracts (£139k).
  • South East had the most contracts: 31, or 15% of the total.

Who buys air conditioning

By contracts awarded, the 12 months to 6 October 2026.

  1. 1UK Research and Innovation (UKRI)17 contracts
  2. 2NHS Property Services Limited14 contracts
  3. 3Foreign, Commonwealth and Development Office7 contracts
  4. 4Cambridge University Hospitals NHS Foundation Trust6 contracts
  5. 5Royal Surrey NHS Foundation Trust5 contracts
  6. 6University of Edinburgh3 contracts
  7. 7East and North Hertfordshire Teaching NHS Trust3 contracts
  8. 8Derbyshire County Council3 contracts
  9. 9Torbay Council3 contracts
  10. 10Gloucestershire Health and Care NHS Foundation Trust3 contracts

Top air conditioning contractors by contracts won

The 12 months to 6 October 2026.

  1. 1Airco Refrigeration and Airconditioning Limited9 contracts
  2. 2Airedale International Air Conditioning Limited5 contracts
  3. 3Artic Building Services Ltd4 contracts
  4. 4SJM 360 Group (UK) Ltd3 contracts
  5. 5J.C. Watson Mechanical Limited3 contracts
  6. 6ICS Cool Energy3 contracts
  7. 7Constellia3 contracts
  8. 8Adcock Refrigeration & Air Conditioning3 contracts
  9. 9GMA Air Conditioning Ltd3 contracts
  10. 10Hadrian Air Conditioning & Refrigeration Company Ltd3 contracts

Latest and largest awards

Each links to the official notice.

Latest

Largest

Contracts awarded by quarter

34Q4 2025*69Q1 202645Q2 202654Q3 20261Q4 2026*
* part quarter

Where the contracts were awarded

England 181 · Wales 11 · Scotland 8 · Northern Ireland 3

South East31South West30East of England26North West25North East18London14Yorkshire and The Humber13East Midlands11Wales11Scotland8West Midlands5Northern Ireland3UK-wide or not stated8

What is included

Supply, installation, F-gas servicing and repair of split and packaged air conditioning, chillers, refrigeration and process cooling plant, including HVAC maintenance contracts that cover AC with associated air handling units.

  • AC unit supply and installation
  • AC PPM, F-gas servicing and breakdown repair
  • Chiller servicing and replacement, including gas and process chillers
  • Refrigeration and process cooling maintenance
  • HVAC maintenance contracts led by air conditioning
  • Combined air conditioning and refrigeration maintenance contracts
  • Cold rooms and walk-in freezers, supplied or serviced

What is not included

  • Ventilation-only and AHU replacement work (con.mech.ventilation)
  • LEV and fume cupboards (con.mech.lev-fume-extraction)
  • Cooling water treatment (con.mech.water-treatment)
  • Air source heat pumps for heating (con.energy.heat-pumps)
  • BMS controls let on their own (con.mech.building-management-systems)
  • Catering fridges and kitchen refrigeration equipment (another industry: catering-hospitality)
  • Portable AC and temporary chiller hire (con.site.temporary-power-heating-cooling-hire)

Often bought by the same buyers