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Company number
03149751

AIR-WATER TREATMENTS LIMITED

Active
✓ Active company on the official register. Next accounts due 31 December 2026.

Company details

Registered name
AIR-WATER TREATMENTS LIMITED
Company number
03149751
Registered office
33A CASTLE CLOSE, HAWARDEN INDUSTRIAL PARK, MANOR LANE HAWARDEN, CLWYD, CH5 3PP
Company type
Private Limited Company
Incorporated on
23 January 1996
Status
Active
Age
30 years
Nature of business (SIC)
20590 — Manufacture of other chemical products n.e.c.
Accounts — next due
31 Dec 2026
Accounts — last made up to
31 Mar 2025
Confirmation statement — next due
02 Oct 2026
Confirmation statement — last
18 Sept 2025

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 John Peter Naylor
ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent
Notified 06/04/2016
Mr Jozef James Kowalewski
ownership-of-shares-25-to-50-percent, voting-rights-25-to-50-percent
Notified 06/04/2016

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 John Peter Naylor
born 12/1956 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Notified 06/04/2016 Controls 7 companies
Mr Jozef James Kowalewski
born 11/1952 · United Kingdom owns 25–50% of shares · holds 25–50% of votes Notified 06/04/2016 Controls 3 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/04/2016 Person with significant control added Mr Jozef James Kowalewski
06/04/2016 Person with significant control added Mr John Peter Naylor

Documents for AIR-WATER TREATMENTS LIMITED

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Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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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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GET /v1/company/gb/03149751
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Read the API docs

Frequently asked questions

What is the company number of AIR-WATER TREATMENTS LIMITED?
According to the official registry, the company number of AIR-WATER TREATMENTS LIMITED is 03149751.
Where is AIR-WATER TREATMENTS LIMITED registered?
The registered office is 33A CASTLE CLOSE, HAWARDEN INDUSTRIAL PARK, MANOR LANE HAWARDEN, CLWYD, CH5 3PP.
What is the SIC code of AIR-WATER TREATMENTS LIMITED?
The nature of business is recorded under SIC code 20590 — Manufacture of other chemical products n.e.c..
Who controls AIR-WATER TREATMENTS LIMITED?
Mr John Peter Naylor is recorded as a person with significant control, with ownership of shares 25 to 50 percent, voting rights 25 to 50 percent.
When are the next accounts of AIR-WATER TREATMENTS LIMITED due?
The next annual accounts are due by 31 December 2026, and the last accounts were made up to 31 March 2025.

About AIR-WATER TREATMENTS LIMITED (03149751)

AIR-WATER TREATMENTS LIMITED is a private limited company incorporated on 23 January 1996 and registered in the United Kingdom under company number 03149751. Its registered office is at 33A CASTLE CLOSE, HAWARDEN INDUSTRIAL PARK, MANOR LANE HAWARDEN, CLWYD, CH5 3PP. The recorded nature of business is manufacture of other chemical products n.e.c. (SIC 20590). The company is currently active , with statutory accounts last made up to 31 March 2025. , and the person with significant control is Mr John Peter Naylor. 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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