SIC code 35300
Steam and air conditioning supply
1,782 UK companies classified under this code.
Search companies with SIC 35300What SIC code 35300 covers
SIC code 35300 is the UK Standard Industrial Classification for Steam and air conditioning supply. It falls under SIC section D — Electricity, Gas, Steam & Air Conditioning, division 35. Companies record it at Companies House to describe what they do, and it is one of up to four SIC codes a company can hold.
Steam and air conditioning supply — the operators running district heating and cooling schemes that pipe heat, steam or chilled water to multiple buildings from a central plant. In the UK this is a smaller but growing field of energy-services companies and heat-network operators, often tied to large developments, hospitals or universities.
Where these companies are based
Active companies under SIC code 35300 cluster most in:
- London 217
- Bristol 32
- Glasgow 31
- Manchester 27
- Cardiff 20
- Blackburn 20
Example companies with SIC code 35300
A sample of recently-incorporated active companies classified under 35300:
- Into Cool Energy Ltd
- Flare Air2air Ltd
- Coastal Breeze Air Conditioning Ltd
- Ventrax Ltd
- Ab Air Conditioning Ltd
- Spencer Energy Limited
- Airnex Climate Solutions Ltd
- Global Cooling Limited
- Airtricity Ltd
- Prime Climate Solutions Limited
- Indieair Limited
- Specialist Hoses Ltd
Related SIC codes
- 35110 Production of electricity
- 35120 Transmission of electricity
- 35130 Distribution of electricity
- 35140 Trade of electricity
- 35210 Manufacture of gas
- 35220 Distribution of gaseous fuels through mains
- 35230 Trade of gas through mains
Frequently asked
What is SIC code 35300?
SIC code 35300 is the UK Standard Industrial Classification (SIC 2007) for "Steam and air conditioning supply". It is the code a company records at Companies House when this is its business activity, and it sits within SIC section D — Electricity, Gas, Steam & Air Conditioning.
How many companies use SIC code 35300?
1,782 companies are currently classified under SIC code 35300 on the UK register, most commonly in London, Bristol, Glasgow.
How do I find companies with SIC code 35300?
On Company Shark, search the live Companies House register by SIC code 35300, then narrow by location and incorporation date and export the list with director details. SIC code filtering is available on the Business and MAX plans.
Is SIC code 35300 the right code for my company?
SIC codes are self-reported. Pick the code that most closely matches your main activity — 35300 covers "Steam and air conditioning supply". You can record up to four SIC codes, and update them on your annual confirmation statement.
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