Firmoscan
Active13778261Private limited companyCambridge

RM BIO LTD

A80/100

Owned by Ralph Raymond Minter (75–100%)

Companies HouseCompanies House
01

Summary

Generated from filed data · no estimates

RM BIO LTD is an active private limited company (company number 13778261) incorporated on 2 December 2021, registered in Cambridge. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest small accounts cover the period ending 31 December 2025, showing net assets of £17k and cash of £11k, with 1 employee on average. Net assets rose 157% on the prior period (£6,456).

Peer position · net assets

By net assets it sits in the upper half of 524 comparable companies in Cambridge (median £7,519, upper quartile £55k).

02

Key dates

Incorporated
2 December 20214 yrs ago
Next accounts due
30 September 2027in 343 days
Confirmation statement due
16 December 2026in 55 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

03

Activity

SIC 74909
Other professional, scientific and technical activities n.e.c.
Accounts type
Total Exemption Full
Size band
MicroCompanies Act thresholds
04

Financials

2 periods on record · latest ending 31 December 2025
Net assets
£17k
+157%vs Dec 2024
Cash at bank
£11k
+33%vs Dec 2024
Turnover
Not reported
Employees
1
No changevs Dec 2024
Net assets
£17k
Cash at bank
£11k
Average employees
1
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
31 December 2025£17k£11k—£1,663——1
31 December 2024£6,456£8,072—£1,616——1
Current ratio6.45Comfortable
Cash per employee£11kCash ÷ average employees

Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.

05

Firmoscan score

Rules-based · every point shows its evidence
80 / 100 · grade A
EDCBA
Score breakdown
50Starting scoreEvery scored company starts here
+10Positive net assetsNet assets £16,566 at 2025-12-31
+8Net assets growing+156.6% vs prior period
+8Comfortable liquidityCurrent ratio 6.45
+4Past first filingsIncorporated 2021-12-02
80Score, grade A

A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice. How the score is computed.

06

Ownership and control

1 active
  • Mr Ralph Raymond Minter
    Individual · since 2 December 2021
    • 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.

07

Timeline

Newest first
  1. Next accounts duein 343 days
  2. Confirmation statement duein 55 days
  3. Accounts period endNet assets £17k · small accounts
  4. Accounts period endNet assets £6,456 · small accounts
  5. Incorporated
08

Similar companies in Cambridge

Same activity (other professional, scientific and technical activities n.e.c.), closest in incorporation date

All companies incorporated on 2 December 2021 · in Dec 2021.

09

Reminders for RM BIO LTD

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.