£449k
+20%vs Oct 2024Active02168903Private limited companyLondon
MERCURY BIOSCIENCE CONSULTANTS LTD
Significant control: Barbara Pauline Domayne-Hayman (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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What does Mercury Bioscience Consultants Ltd sell?
Registered activity: Management consultancy activities other than financial management (SIC 70229). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
MERCURY BIOSCIENCE CONSULTANTS LTD is an active private limited company (company number 02168903) incorporated on 24 September 1987, registered in London. Its registered activity is management consultancy activities other than financial management (SIC 70229). Latest small accounts cover the period ending 31 October 2025, showing net assets of £449k and cash of £466k, with 0 employees on average. Net assets rose 20% on the prior period (£375k).
Peer position · net assets
By net assets it sits in the top quarter of 31,398 comparable companies in London (median £2,815, upper quartile £34k).
02
Ownership and control
- Dr Barbara Pauline Domayne-Hayman
- owns 75–100% of shares
- holds 75–100% 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
- 24 September 198739 yrs ago
- Next accounts due
- 31 July 2027in 280 days
- Confirmation statement due
- 8 October 2027in 349 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 70229
- Management consultancy activities other than financial management
- SIC 72110
- Research and experimental development on biotechnology
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£466k
+22%vs Oct 2024Not reported
0
vs Oct 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 October 2025 | £449k | £466k | £21k | — | — | — | 0 |
| 31 October 2024 | £375k | £383k | £23k | — | — | — | 0 |
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 £449,147 at 31 October 2025
- Net assets up 10% or more on the prior period+19.9% vs prior period
- Cash at bank of £50,000 or moreCash £465,724
- Incorporated five or more years agoIncorporated 24 September 1987
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 349 days
- Next accounts duein 280 days
- Accounts period endNet assets £449k · small accounts
- Accounts period endNet assets £375k · small accounts
- Incorporated
08
Similar companies in London
- NOMURA RESEARCH INSTITUTE EUROPE LIMITEDLondon · inc. Oct 1987
- FOCUS 5 SYSTEMS LIMITEDLondon · inc. Oct 1987
- ACF CONSULTANTS LIMITEDLondon · inc. Oct 1987
- CAMPDEN CONSULTING LIMITEDLondon · inc. Oct 1987
- INTERNATIONAL COMMODITY SERVICES LTDLondon · inc. Aug 1987
- THE KINGSTREE GROUP (U.K.) LIMITEDLondon · inc. Nov 1987
All companies incorporated on 24 September 1987 · in Sept 1987.
09
Reminders for MERCURY BIOSCIENCE CONSULTANTS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.