−£100
vs Jun 2024Active14929119Private limited companyEpsom
SIENNA AI LTD
Significant control: Nick Raymond Ball (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 software publishing (SIC 58290). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SIENNA AI LTD is an active private limited company (company number 14929119) incorporated on 12 June 2023, registered in Epsom. Its registered activity is other software publishing (SIC 58290). Latest dormant accounts cover the period ending 30 June 2025, showing net assets of −£100, with 0 employees on average. Net assets were unchanged on the prior period.
Peer position · net assets
By net assets it sits in the bottom quarter of 572 comparable companies in Greater London (median £100, upper quartile £13k).
02
Ownership and control
- Mr Nick Raymond Ball
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
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
- 12 June 20233 yrs ago
- Next accounts due
- 30 March 2027in 157 days
- Confirmation statement due
- 26 June 2027in 245 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 58290
- Other software publishing
- SIC 62012
- Business and domestic software development
- SIC 63120
- Web portals
- SIC 72200
- Research and experimental development on social sciences and humanities
- Accounts type
- Dormant
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not reported
0
Not reported the period before| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 June 2025 | −£100 | — | — | £100 | — | — | 0 |
| 30 June 2024 | −£100 | — | — | £100 | — | — | — |
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 below zeroNet assets £-100 at 30 June 2025
- Incorporated two to five years agoIncorporated 12 June 2023
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 245 days
- Next accounts duein 157 days
- Accounts period endNet liabilities £100 · dormant accounts
- Accounts period endNet liabilities £100 · dormant accounts
- Incorporated
08
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All companies incorporated on 12 June 2023 · in Jun 2023.
09
Reminders for SIENNA AI LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.