Register entry · No. 16205258
NATRIUM REDOX TECHNOLOGIES LIMITED
Checks
1 to look at 9 clear · 4 can't tell yet
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Last filed accounts
Net liabilities of £102,133: it owed more than it owned.
Accounts to 31 Dec 2025 · See it · What this means
The other 13 checks
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Insolvency
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Filing history -
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Strike-off notices
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Filing history (The Gazette notices) · What this means -
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Year-end changes
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Filing history (form AA01) -
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Office moves
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Filing history (form AD01) -
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Company status
Active.
Companies House register -
Clear
Accounts on time
Next due 30 Sep 2027.
Companies House register -
Clear
Confirmation statement on time
Next due 6 Feb 2027.
Companies House register -
Clear
Disqualified directors
None of the 4 current officers checked are disqualified.
Companies House disqualified directors register · See it -
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Directors
4 current directors.
Officers on the register · See it -
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Owners
2 owners on file.
People with significant control · See it -
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Charges
None registered.
Companies House register -
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Trading history
Incorporated 24 Jan 2025 (1 year ago).
Companies House register -
Clear
Name changes
1 earlier name, none in the last year.
Names over time
From the public register, filing history, officers, owners and filed accounts, as of 9 Nov 2026. Not a credit score or advice: open the filings before relying on them. JSON
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Registered office
WSM PARTNERS LLP CONNECT HOUSE, 133-137 ALEXANDRA ROAD, LONDON, UNITED KINGDOM, SW19 7JY
As filed with Companies House. -
Nature of business
- 71121 Engineering design activities for industrial process and production
- 71122 Engineering related scientific and technical consulting activities
- 72190 Other research and experimental development on natural sciences and engineering
- 77400 Leasing of intellectual property and similar products, except copyright works
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Accounts
- Next due
- 30 Sep 2027
- Last made up to
- 31 Dec 2025
- Type
- TOTAL EXEMPTION FULL
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Confirmation statement
- Next due
- 6 Feb 2027
- Last made up to
- 23 Jan 2026
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Charges
- Outstanding
- 0
- All time
- 0
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Names
- NATRIUM REDOX TECHNOLOGIES LIMITED current
- CAVALIER TECHNOLOGIES COMPANY LIMITED earlier
Figures
| Year end | Turnover | Profit | Cash | Net assets | Staff |
|---|---|---|---|---|---|
| 31 Dec 2025 (11 months) | not published | not published | £274 | £-102,133 | 2 |
Public contracts
No contracts found on Find a Tender under this company number.
Matching is by Companies House number only, so contracts filed without the number are not shown.
Contains public sector information licensed under the Open Government Licence v3.0. Source: Find a Tender award notices. JSON
People
Officers All 5, with past →
| Name | Role | Appointed | Resigned | Born | Nationality · lives in |
|---|---|---|---|---|---|
| William George Higgs Company Director | Director | 24 Jan 2025 | — | July 1964 | British · United Kingdom |
| James Young Richardson | Director | 16 Dec 2025 | — | April 1966 | American · United States |
| Thomas Alexander Campbell Marshall | Director | 16 Dec 2025 | — | January 1992 | British · England |
| Tarek Jamal Kassem | Director | 16 Dec 2025 | — | August 1946 | British · England |
Owners and controllers All 2, with past →
| Name | Control | Notified | Ceased | Born | Nationality · lives in |
|---|---|---|---|---|---|
| Marcus Alexander Mawson Cavalier | Ownership of shares 25 to 50 percent | 24 Jan 2025 | — | January 1969 | British · United Kingdom |
| Wtj Energy Partners Ltd company · 14846456 · United Kingdom | Voting rights 25 to 50 percent | 10 Dec 2025 | — | — |
From the public register. We show month and year of birth only, and no addresses. Privacy and your data
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Questions
Is NATRIUM REDOX TECHNOLOGIES LIMITED still trading?
The register shows NATRIUM REDOX TECHNOLOGIES LIMITED as active.
What does NATRIUM REDOX TECHNOLOGIES LIMITED do?
It files these industry codes 71121 (Engineering design activities for industrial process and production); 71122 (Engineering related scientific and technical consulting activities); 72190 (Other research and experimental development on natural sciences and engineering); 77400 (Leasing of intellectual property and similar products, except copyright works).
When was NATRIUM REDOX TECHNOLOGIES LIMITED set up?
It was incorporated on 24 January 2025.
When are NATRIUM REDOX TECHNOLOGIES LIMITED's accounts due?
Next accounts are due by 30 September 2027. The last accounts were made up to 31 December 2025.
When is NATRIUM REDOX TECHNOLOGIES LIMITED's next confirmation statement due?
By 6 February 2027.
Who runs NATRIUM REDOX TECHNOLOGIES LIMITED?
NATRIUM REDOX TECHNOLOGIES LIMITED has 4 current directors. They're listed under People on this page.
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The file
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Source: Companies House, data file of 2026-11-01 and its live updates. View on Companies House