Firmoscan
Active13566819Private limited companyBristol

TRANSDERMAL DIAGNOSTICS LTD

B68/100
Companies HouseCompanies House
01

Summary

Generated from filed data · no estimates

TRANSDERMAL DIAGNOSTICS LTD is an active private limited company (company number 13566819) incorporated on 16 August 2021, registered in Bristol. Its registered activity is research and experimental development on biotechnology (SIC 72110). Latest micro accounts cover the period ending 31 August 2025, showing net assets of £448k, with 8 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 46% on the prior period (£832k).

Peer position · net assets

By net assets it sits in the top quarter of 50 comparable companies in Bristol (median £17k, upper quartile £164k).

02

Key dates

Incorporated
16 August 20215 yrs ago
Next accounts due
31 May 2027in 221 days
Confirmation statement due
30 August 2027in 312 days

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

03

Activity

SIC 72110
Research and experimental development on biotechnology
Accounts type
Micro Entity
Size band
MicroCompanies Act thresholds
04

Financials

2 periods on record · latest ending 31 August 2025
Net assets
£448k
−46%vs Aug 2024
Cash at bank
Not reported
Turnover
Not disclosed
Employees
8
+14%vs Aug 2024
Net assets
£448k
Average employees
8
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
31 August 2025£448k——£548k——8
31 August 2024£832k——£24k——7
Current ratio1.74Comfortable

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.

05

Firmoscan score

Rules-based · every point shows its evidence
68 / 100 · grade B
EDCBA
Score breakdown
50Starting scoreEvery scored company starts here
+10Positive net assetsNet assets £447,665 at 2025-08-31
−8Net assets falling-46.2% vs prior period
+8Comfortable liquidityCurrent ratio 1.74
+8EstablishedIncorporated 2021-08-16 (5 years)
68Score, grade B

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

0 active · 4 other

No active person with significant control is registered.

  • persons with significant control statement · since 14 September 2022
  • Professor Richard Henry Guy
    Individual · since 16 August 2021 · ceased 30 May 2022
    • owns 75–100% of shares
    • holds 75–100% of voting rights
    • can appoint or remove directors
  • Dr. Luca Lipani
    Individual · since 30 March 2022 · ceased 13 September 2022
    • owns 25–50% of shares
    • holds 25–50% of voting rights
    • can appoint or remove directors
  • Dr. Luca Lipani
    Individual · since 14 September 2022 · ceased 14 September 2022
    • has significant influence or control

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. Confirmation statement duein 312 days
  2. Next accounts duein 221 days
  3. Accounts period endNet assets £448k · micro accounts
  4. Accounts period endNet assets £832k · micro accounts
  5. Incorporated
08

Similar companies in Bristol

Same activity (research and experimental development on biotechnology), closest in incorporation date

All companies incorporated on 16 August 2021 · in Aug 2021.

09

Reminders for TRANSDERMAL DIAGNOSTICS LTD

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