Register entry · No. 12280960
DIAMOND TRANSMISSION UK LIMITED
Checks
No warning signs 9 clear · 5 can't tell yet
What was checked
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Can't tell
Insolvency
The filing history can't be read just now.
Filing history -
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Strike-off notices
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Filing history (The Gazette notices) · What this means -
Can't tell
Last filed accounts
Net assets aren't in the figures we read.
Accounts to 31 Mar 2025 · See it · What this means -
Can't tell
Year-end changes
The filing history can't be read just now.
Filing history (form AA01) -
Can't tell
Office moves
The filing history can't be read just now.
Filing history (form AD01) -
Clear
Company status
Active.
Companies House register -
Clear
Accounts on time
Next due 31 Dec 2026.
Companies House register -
Clear
Confirmation statement on time
Next due 6 Nov 2027.
Companies House register -
Clear
Disqualified directors
None of the 3 current officers checked are disqualified.
Companies House disqualified directors register · See it -
Clear
Directors
3 current directors; 1 left in the last 12 months.
Officers on the register · See it -
Clear
Owners
1 owner on file.
People with significant control · See it -
Clear
Charges
None registered.
Companies House register -
Clear
Trading history
Incorporated 24 Oct 2019 (7 years ago).
Companies House register -
Clear
Name changes
Never renamed.
Names over time
From the public register, filing history, officers, owners and filed accounts, as of 8 Nov 2026. Not a credit score or advice: open the filings before relying on them. JSON
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Registered office
71 Kingsway, London, United Kingdom, WC2B 6ST
As filed with Companies House. -
Nature of business
- 35120 Transmission of electricity
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Accounts
- Next due
- 31 Dec 2026
- Last made up to
- 31 Mar 2025
- Type
- FULL
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Confirmation statement
- Next due
- 6 Nov 2027
- Last made up to
- 23 Oct 2026
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Charges
- Outstanding
- 0
- All time
- 0
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Names
- DIAMOND TRANSMISSION UK LIMITED current
Figures
| Year end | Turnover | Profit | Cash | Net assets | Staff |
|---|---|---|---|---|---|
| 31 Mar 2025 | not published | £6,095,000 | — | — | 0 |
| 31 Mar 2024 * | not published | £8,135,000 | — | — | — |
* From the following year's accounts (prior-year figures).
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 12, with past →
| Name | Role | Appointed | Resigned | Born | Nationality · lives in |
|---|---|---|---|---|---|
| Mark Darren Porter Chief Executive Officer | Director | 24 Mar 2025 | — | June 1972 | British · United Kingdom |
| Antione Jean Rene Kerrennuer | Director | 12 Aug 2025 | — | May 1978 | French · England |
| Rajinder Singh Bobby Sandhu Director | Director | 29 Aug 2025 | — | August 1983 | British · United Kingdom |
Owners and controllers All 2, with past →
| Name | Control | Notified | Ceased | Born | Nationality · lives in |
|---|---|---|---|---|---|
| Dtuk Blk Bidco Holdings Ltd company · 15848613 · United Kingdom | Ownership of shares 75 to 100 percent; Voting rights 75 to 100 percent; Right to appoint and remove directors | 4 Dec 2024 | — | — |
From the public register. We show month and year of birth only, and no addresses. Privacy and your data
Ask about this company
Questions
Is DIAMOND TRANSMISSION UK LIMITED still trading?
The register shows DIAMOND TRANSMISSION UK LIMITED as active.
What does DIAMOND TRANSMISSION UK LIMITED do?
It files the industry code 35120 (Transmission of electricity).
When was DIAMOND TRANSMISSION UK LIMITED set up?
It was incorporated on 24 October 2019.
When are DIAMOND TRANSMISSION UK LIMITED's accounts due?
Next accounts are due by 31 December 2026. The last accounts were made up to 31 March 2025.
When is DIAMOND TRANSMISSION UK LIMITED's next confirmation statement due?
By 6 November 2027.
Who runs DIAMOND TRANSMISSION UK LIMITED?
DIAMOND TRANSMISSION UK LIMITED has 3 current directors. They're listed under People on this page.
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The file
3 of 3 free downloads left today · Last 5 years' accounts as one zip (1 credit a PDF)
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