XTERNA LTD
Company number 15363845 · Active · Brighton BN1 2RL
Owned by Christopher Jason Kai Hin Wan and Jessica Alice Corry
XTERNA LTD is an active private limited company (company number 15363845) incorporated on 20 December 2023, registered in Brighton. Its registered activity is research and experimental development on biotechnology (SIC 72110). Latest micro accounts cover the period ending 31 December 2025, showing net assets of −£430k, with 5 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 26820% on the prior period (£1,610).
By net assets it sits in the bottom quarter of 2,418 comparable companies in the UK (median £1,000, upper quartile £92k).
Key dates
- Incorporated
- 20 December 2023
- Next accounts due
- 30 September 2027 — in 343 days
- Confirmation statement due
- 3 January 2027 — in 73 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 72110
- Research and experimental development on biotechnology
- Accounts type
- Micro Entity
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 December 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | −£430k | — | — | — | — | — | 5 |
| 31 December 2024 | £1,610 | — | — | — | — | — | 2 |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
Firmoscan score: 31/100 (grade E)
- -15 Negative net assets — Net assets £-430,195 at 2025-12-31
- -8 Net assets falling — -26820.2% vs prior period
- +4 Past first filings — Incorporated 2023-12-20
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice.
Ownership and control
- Dr Christopher Jason Kai Hin Wan — owns 25–50% of shares; holds 25–50% of voting rights; can appoint or remove directors · since 20 December 2023
- Dr Jessica Alice Corry — owns 25–50% of shares; holds 25–50% of voting rights; can appoint or remove directors · since 20 December 2023
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
Similar companies in Brighton
Same activity (research and experimental development on biotechnology), closest in incorporation date.
- CRITCHLEY MEDICAL CONSULTANCY LTD — Brighton, inc. Jan 2024
- NATURAL NEGATIVE LTD — Brighton, inc. Feb 2024
- BIOMIMETIC DENIM LTD — Hassocks, inc. Mar 2024
- ANAPNOI LIMITED — Worthing, inc. Jul 2023
- KEY CITIES INNOVATION NETWORK LTD — Hove, inc. Jul 2024
- CELL PROSPER LTD — Brighton, inc. Jun 2025
All companies incorporated on 20 December 2023 · in Dec 2023.
Reminders for XTERNA LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.