−£312k
vs Oct 2024Active12963941Private limited companyOxford
EPTIVA THERAPEUTICS LTD
Significant control: Harald Friedrich Stock (25–50%), Mark John Field (50–75%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Eptiva Therapeutics Ltd sell?
Registered activity: Research and experimental development on biotechnology (SIC 72110). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
EPTIVA THERAPEUTICS LTD is an active private limited company (company number 12963941) incorporated on 21 October 2020, registered in Oxford. Its registered activity is research and experimental development on biotechnology (SIC 72110). Latest micro accounts cover the period ending 31 October 2025, showing net assets of −£312k, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 67% on the prior period (−£187k).
Peer position · net assets
By net assets it sits in the bottom quarter of 152 comparable companies in Oxford (median £10k, upper quartile £474k).
02
Ownership and control
- Mr Harald Friedrich Stock
- owns 25–50% of shares
- holds 25–50% of voting rights
- can appoint or remove directors
- Mr Mark John Field
- owns 50–75% of shares
- holds 50–75% 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
- 21 October 20206 yrs ago
- Next accounts due
- 31 July 2027in 276 days
- Confirmation statement due
- 4 November 2026in 7 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 72110
- Research and experimental development on biotechnology
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
2
No changevs Oct 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 October 2025 | −£312k | — | — | — | — | — | 2 |
| 31 October 2024 | −£187k | — | — | — | — | — | 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.
06
Filing and accounts signals
- Net assets below zeroNet assets £-312,478 at 31 October 2025
- Net assets down 25% or more on the prior period-67.1% vs prior period
- Incorporated five or more years agoIncorporated 21 October 2020
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
- Next accounts duein 276 days
- Confirmation statement duein 7 days
- Accounts period endNet liabilities £312k · micro accounts
- Accounts period endNet liabilities £187k · micro accounts
- Incorporated
08
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- ACCESSION THERAPEUTICS LIMITEDOxford · inc. Dec 2020
All companies incorporated on 21 October 2020 · in Oct 2020.
09
Reminders for EPTIVA THERAPEUTICS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.