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Technical testing and analysis · London

Saretius

Saretius Limited

Net liabilitiesCash down 66%ActiveLatest figures: 2025Abridged accountsCompany only18 years on the register

Private limited company registered in London, classed under “Technical testing and analysis”.

Headline figures

FY to Dec 2025 · Company only

Turnover

For subscribers

Profit after tax

—

Not filed: small-company exemption

Net assets

For subscribers

Cash

For subscribers

Employees

For subscribers

Retained reserves

For subscribers

What the numbers say

3 findings from the figures, in plain English

Written by rules from the figures on this page. Not a forecast or a credit opinion.

History

Pro
£20222023202420242025
Profit after tax—
Turnover
Net assets
Cash
Employees
Retained reserves

Every figure for all 5 years

“—” means we did not find the figure in a source; it is never filled with an estimate.

Balance sheet and ratios

From the filed balance sheets · £

Balance sheet2023202420242025
Current assets
of which debtors
of which cash
Creditors due within a year
Net current assets
Creditors due after a year
Net assets
Ratios
Current ratioCurrent assets for every £1 owed within a year
Cash ratioCash for every £1 owed within a year
Creditors to assetsEverything owed to creditors as a share of fixed plus current assets

7 balance-sheet lines and 3 ratios, every year

A ratio appears only for years where every line it needs was filed. Lines are as tagged in the accounts; nothing is added up or estimated.

Timeline

Checked 2026-10-20

  1. Accounts
    Total exemption full accounts made up to 31 December 2025
  2. Address
    Registered office address changed from 2 Minton Place Victoria Road Bicester Oxon OX26 6QB United Kingdom to The London Bioscience Innovation Centre 2 Royal College Street Londo…
  3. Directors
    Director's details changed for Dr Mark Steven Duxon on 31 March 2025
  4. Filing
    Resolutions (and 4 more like it since 23 September 2008)
  5. Filing
    Memorandum and Articles of Association (and 2 more like it since 23 September 2008)
  6. Directors
    Appointment of Mr Joseph Allan Araujo as a director on 31 March 2025
  7. Directors
    Appointment of Mr Aly Khan Champsi as a director on 31 March 2025
  8. Directors
    Termination of appointment of Guy Anthony Kennett as a secretary on 31 March 2025
  9. Directors
    Termination of appointment of Sean Lightowler as a director on 31 March 2025
  10. Directors
    Termination of appointment of Guy Anthony Kennett as a director on 31 March 2025
  11. Directors
    Termination of appointment of Michael Berisford Comer as a director on 31 March 2025
  12. Directors
    Appointment of Dr Mark Steven Duxon as a director on 31 March 2025
  13. 26 earlier
    1. Ownership
      Cessation of Sean Lightowler as a person with significant control on 31 March 2025
    2. Ownership
      Cessation of Guy Anthony Kennett as a person with significant control on 31 March 2025
    3. Ownership
      Cessation of Michael Berisford Comer as a person with significant control on 31 March 2025
    4. Ownership
      Notification of Transpharmation Ltd as a person with significant control on 31 March 2025
    5. Charges
      Registration of charge 066410510001, created on 31 March 2025
    6. Accounts
      Total exemption full accounts made up to 31 December 2024
    7. Ownership
      Change of details for Mr Sean Lightowler as a person with significant control on 27 January 2025 (and 1 more like it since 6 February 2025)
    8. Ownership
      Change of details for Mr Michael Berisford Comer as a person with significant control on 27 January 2025 (and 1 more like it since 7 February 2025)
    9. Ownership
      Change of details for Mr Guy Anthony Kennett as a person with significant control on 27 January 2025 (and 1 more like it since 6 February 2025)
    10. Accounts
      Previous accounting period shortened from 30 April 2025 to 31 December 2024
    11. Accounts
      Total exemption full accounts made up to 30 April 2024
    12. Accounts
      Total exemption full accounts made up to 30 April 2023
    13. Accounts
      Total exemption full accounts made up to 30 April 2022
    14. Ownership
      Notification of Michael Berisford Comer as a person with significant control on 8 July 2022
    15. Ownership
      Cessation of Michael Berisford Comer as a person with significant control on 7 July 2022
    16. Directors
      Director's details changed for Dr. Sean Lightowler on 23 June 2022
    17. Ownership
      Change of details for Mr Sean Lightowler as a person with significant control on 23 June 2022
    18. Accounts
      Total exemption full accounts made up to 30 April 2021
    19. Accounts
      Total exemption full accounts made up to 30 April 2020
    20. Accounts
      Total exemption full accounts made up to 30 April 2019
    21. Address
      Registered office address changed from 11 Bell Business Park Smeaton Close Aylesbury Bucks HP19 8JR United Kingdom to 2 Minton Place Victoria Road Bicester Oxon OX26 6QB on 17 J…
    22. Ownership
      Change of details for Mr Sean Lightowler as a person with significant control on 5 October 2018 (and 1 more like it since 24 July 2019)
    23. Ownership
      Change of details for Mr Guy Anthony Kennett as a person with significant control on 5 October 2018
    24. Ownership
      Change of details for Mr Michael Berisford Comer as a person with significant control on 5 October 2018
    25. Directors
      Director's details changed for Dr. Sean Lightowler on 17 July 2019
    26. Directors
      Director's details changed for Dr Guy Anthony Kennett on 17 July 2019

From the Companies House filing history. Routine confirmation statements are left out, and a run of the same filing is shown once.

Questions people ask

›What does Saretius do?

Private limited company registered in London, classed under “Technical testing and analysis”.

›How much turnover does Saretius make?

Answered in the full report

›Is Saretius profitable?

Saretius's profit isn't public: small companies may file without a profit and loss account.

›How many people work at Saretius?

Answered in the full report

›Who runs and owns Saretius?

Answered in the full report

›Where is Saretius based?

Its registered office is The London Bioscience Innovation Centre, 2 Royal College Street, London, NW1 0NH, in London.

›When was Saretius founded?

Saretius Limited was incorporated on 8 July 2008.

›Is Saretius still trading?

The register lists Saretius Limited as active.