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Company number
16381097

SUSTAINABLE HEATING SYSTEM LTD

Active
✓ Active company on the official register. Next accounts due 11 January 2027.

Company details

London, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
SUSTAINABLE HEATING SYSTEM LTD
Company number
16381097
Registered office
39 DRYBURGH ROAD 39 DRYBURGH ROAD, PUTNEY PUTNEY, LONDON, SW15 1BN, UNITED KINGDOM · 9 other companies at this postcode
Company type
Private Limited Company
Incorporated on
11 April 2025
Status
Active
Age
1 year
Previous names
SEREN ICAX LTD (to 15 Apr 2026)
Nature of business (SIC)
71121 — Engineering design activities for industrial process and production · 72190 — Other research and experimental development on natural sciences and engineering
Accounts — next due
11 Jan 2027
Confirmation statement — next due
24 Apr 2027
Confirmation statement — last
10 Apr 2026

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Mr Edward Frederick Sloan Thompson
owns 25–50% of shares · holds 25–50% of voting rights
Notified 11/04/2025
Mr Mark Geoffrey Hewitt
owns 25–50% of shares · holds 25–50% of voting rights
Notified 11/04/2025

Corporate structure

Who controls this company, and who they control in turn

2 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Mr Edward Frederick Sloan Thompson
born 01/1952 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Notified 11/04/2025 Controls 2 companies
Mr Mark Geoffrey Hewitt
born 11/1962 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Notified 11/04/2025 Controls 2 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
15/04/2026 Registered name changed SEREN ICAX LTD SUSTAINABLE HEATING SYSTEM LTD
11/04/2025 Person with significant control added Mr Mark Geoffrey Hewitt
11/04/2025 Person with significant control added Mr Edward Frederick Sloan Thompson

Documents for SUSTAINABLE HEATING SYSTEM LTD

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Company extract£1.99

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Financial statements£3.99

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

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Data protection register

No entry found on the ICO register of fee payers under this name.

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Get this company via API

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Frequently asked questions

What is the company number of SUSTAINABLE HEATING SYSTEM LTD?
According to the official registry, the company number of SUSTAINABLE HEATING SYSTEM LTD is 16381097.
Where is SUSTAINABLE HEATING SYSTEM LTD registered?
The registered office is 39 DRYBURGH ROAD 39 DRYBURGH ROAD, PUTNEY PUTNEY, LONDON, SW15 1BN, UNITED KINGDOM.
What is the SIC code of SUSTAINABLE HEATING SYSTEM LTD?
The nature of business is recorded under SIC code 71121 — Engineering design activities for industrial process and production, 72190 — Other research and experimental development on natural sciences and engineering.
Who controls SUSTAINABLE HEATING SYSTEM LTD?
Mr Edward Frederick Sloan Thompson is recorded as a person with significant control, and owns 25–50% of shares, holds 25–50% of voting rights.
When are the next accounts of SUSTAINABLE HEATING SYSTEM LTD due?
The next annual accounts are due by 11 January 2027.

About SUSTAINABLE HEATING SYSTEM LTD (16381097)

SUSTAINABLE HEATING SYSTEM LTD is a private limited company incorporated on 11 April 2025 and registered in the United Kingdom under company number 16381097. Its registered office is at 39 DRYBURGH ROAD 39 DRYBURGH ROAD, PUTNEY PUTNEY, LONDON, SW15 1BN, UNITED KINGDOM. The recorded nature of business is engineering design activities for industrial process and production (SIC 71121). The company is currently active . , and the person with significant control is Mr Edward Frederick Sloan Thompson. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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