−£20k
vs Mar 2024Active06391397Private limited companySheffield
PHOENIX BIOSCIENCES LTD
Significant control: Prof Robert Graham Russell (25–50%), Diana Mary Russell (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
Watch this company
Get an email when Companies House records a change for Phoenix Biosciences Ltd: status, filings, accounts, officers or owners. Free.
Not live yet: alerts start by 15 December 2026. We store your email and this company number only, for these alerts. If alerts don’t launch, we tell you and delete your address. Privacy
Coming soon · product and service lists
What does Phoenix Biosciences 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.
One email, only about this. If we don’t launch within 60 days we’ll tell you. Privacy
01
Summary
PHOENIX BIOSCIENCES LTD is an active private limited company (company number 06391397) incorporated on 5 October 2007, registered in Sheffield. Its registered activity is research and experimental development on biotechnology (SIC 72110). Latest micro accounts cover the period ending 31 March 2025, showing net assets of −£20k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 467% on the prior period (−£3,566).
Peer position · net assets
By net assets it sits in the bottom quarter of 2,418 comparable companies in the UK (median £1,000, upper quartile £92k).
02
Ownership and control
- Prof Robert Graham Russell
- owns 25–50% of shares
- holds 75–100% of voting rights
- Mrs Diana Mary Russell
- owns 25–50% of shares
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
- 5 October 200719 yrs ago
- Next accounts due
- 31 December 2026in 68 days
- Confirmation statement due
- 19 October 2027in 360 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
- SIC 72190
- Other research and experimental development on natural sciences and engineering
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Mar 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | −£20k | — | — | £25k | — | — | 1 |
| 31 March 2024 | −£3,566 | — | — | £9,679 | — | — | 1 |
Current ratio0.05Current assets ÷ creditors within one year
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 £-20,212 at 31 March 2025
- Net assets down 25% or more on the prior period-466.8% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.05
- Incorporated five or more years agoIncorporated 5 October 2007
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 360 days
- Next accounts duein 68 days
- Accounts period endNet liabilities £20k · micro accounts
- Accounts period endNet liabilities £3,566 · micro accounts
- Incorporated
08
Similar companies in Sheffield
- GLOBAL KIDNEY CONSULTANCY LIMITEDSheffield · inc. Feb 2010
- PLANT IMPACT LIMITEDGoole · inc. May 2005
- INTREPID MINDS LTDSheffield · inc. Nov 2010
- P1 TECHNOLOGY LTDStocksbridge. Sheffield. · inc. Jan 2004
- NEW-FOOD INNOVATION LTDChesterfield · inc. Nov 2011
- FLOREON TECHNOLOGY LIMITEDSheffield · inc. Nov 2011
All companies incorporated on 5 October 2007 · in Oct 2007.
09
Reminders for PHOENIX BIOSCIENCES LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.