£451
+14933%vs Mar 2024Active10949807Private limited companyLondon
BLACKBOX VOICE AND DATA SOLUTIONS LTD
Significant control: Colin Mark Griffin, Blackbox Solutions Holdings Ltd (25–50%) and 1 more
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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Registered activity: Other telecommunications activities (SIC 61900). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
BLACKBOX VOICE AND DATA SOLUTIONS LTD is an active private limited company (company number 10949807) incorporated on 6 September 2017, registered in London. Its registered activity is other telecommunications activities (SIC 61900). Latest small accounts cover the period ending 31 March 2025, showing net assets of £451 and cash of £102k, with 9 employees on average. Net assets rose 14933% on the prior period (£3).
Peer position · net assets
By net assets it sits in the lower half of 1,134 comparable companies in London (median £3,447, upper quartile £43k).
02
Ownership and control
- Mr Colin Mark Griffin
- can appoint or remove directors
- Blackbox Solutions Holdings Ltd
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mr Antony James Donoghue
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mr Khozema Khedapa
- owns 25–50% of shares
- holds 25–50% of voting rights
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 6 September 20179 yrs ago
- Next accounts due
- 31 December 2026in 66 days
- Confirmation statement due
- 20 September 2027in 329 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 61900
- Other telecommunications activities
- SIC 63110
- Data processing, hosting and related activities
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£102k
−67%vs Mar 2024Not reported
9
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £451 | £102k | £852k | £1.15m | — | — | 9 |
| 31 March 2024 | £3 | £305k | £420k | £654k | — | — | 9 |
Current ratio0.98Current assets ÷ creditors within one year
Cash per employee£11kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £451 at 31 March 2025
- Net assets up 10% or more on the prior period+14933.3% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.98
- Cash at bank of £50,000 or moreCash £102,120
- Incorporated five or more years agoIncorporated 6 September 2017
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 329 days
- Next accounts duein 66 days
- Accounts period endNet assets £451 · small accounts
- Accounts period endNet assets £3 · small accounts
- Incorporated
08
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- RTEL LTDLondon · inc. Sept 2017
- TENICUS LIMITEDLondon · inc. Aug 2017
- LANCESOFT LTDLondon · inc. Sept 2017
- STELLAR TELECOMMUNICATIONS LTDLondon · inc. Aug 2017
All companies incorporated on 6 September 2017 · in Sept 2017.
09
Reminders for BLACKBOX VOICE AND DATA SOLUTIONS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.