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Research and experimental development on biotechnology · Didcot

Amber Therapeutics Holdings

Amber Therapeutics Holdings Limited

Losses 4 years runningCash down 43%ActiveLatest figures: 2025Abridged accountsAs filed (group accounts)5 years on the register

Private limited company registered in Didcot, classed under “Research and experimental development on biotechnology”.

Headline figures

FY to Dec 2025 · As filed (group accounts)

Turnover

For subscribers

Profit after tax

−£28.3m

Net assets

For subscribers

Cash

For subscribers

Employees

For subscribers

Retained reserves

For subscribers

What the numbers say

4 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
£20212022*20232024*2025
Profit after tax−£28.3m
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. * Restated: the next year's accounts printed different figures for this year, and those later figures are shown.

Balance sheet and ratios

From the filed balance sheets · £

Balance sheet2022202320242025
Fixed assets
Current assets
of which debtors
of which cash
Creditors due within a year
Net current assets
Net assets
Ratios
Return on equityProfit after tax as a share of net assets
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 4 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 2026-11-01

  1. Shares
    Statement of capital following an allotment of shares on 15 October 2026 · GBP 15,947.226 (and 15 more like it since 4 May 2021)
  2. Accounts
    Group of companies' accounts made up to 31 December 2025
  3. Filing
    Memorandum and Articles of Association (and 2 more like it since 12 July 2021)
  4. Filing
    Resolutions (and 6 more like it since 30 April 2021)
  5. Ownership
    Notification of Oxford Science Enterprises Holdings Ii Limited as a person with significant control on 28 May 2025
  6. Ownership
    Cessation of Oxford Science Enterprises Plc as a person with significant control on 28 May 2025
  7. Directors
    Replacement Filing for the appointment of Mr David Rogers Amerson as a director
  8. Accounts
    Group of companies' accounts made up to 31 December 2024
  9. Address
    Registered office address changed from Cannon Place 78 Cannon Street London EC4N 6AF England to Unit 1 Tech Foundry 2 Curie Avenue Didcot OX11 0QQ on 17 June 2025
  10. Shares
    Second filing of a statement of capital following an allotment of shares on 15 April 2025 · GBP 8,629.505 (and 3 more like it since 30 June 2021)
  11. Directors
    Appointment of Mr Dave Amerson as a director on 15 April 2025
  12. Accounts
    Group of companies' accounts made up to 31 December 2023
  13. 24 earlier
    1. Name
      Certificate of change of name
    2. Name
      Change of name notice
    3. Ownership
      Notification of Oxford Science Enterprises Plc as a person with significant control on 23 May 2024
    4. Ownership
      Withdrawal of a person with significant control statement on 31 May 2024
    5. Directors
      Termination of appointment of Tim Denison as a director on 23 May 2024
    6. Directors
      Termination of appointment of Jonathan Martin Glenn as a director on 30 April 2024
    7. Directors
      Appointment of Tiffany Le as a director on 23 May 2024
    8. Directors
      Appointment of Caroline Butler as a director on 23 May 2024
    9. Directors
      Appointment of Yen-Min Kevin Chu as a director on 23 May 2024
    10. Directors
      Director's details changed for Aidan Harold Winston Crawley on 1 October 2021
    11. Directors
      Appointment of Mr Jonathan Martin Glenn as a director on 1 December 2023
    12. Shares
      Particulars of variation of rights attached to shares
    13. Shares
      Change of share class name or designation
    14. Address
      Registered office address changed from 42 Sutherland Place London W2 5BY England to Cannon Place 78 Cannon Street London EC4N 6AF on 17 August 2023
    15. Accounts
      Total exemption full accounts made up to 31 December 2022
    16. Accounts
      Total exemption full accounts made up to 31 December 2021
    17. Ownership
      Notification of a person with significant control statement
    18. Ownership
      Cessation of Aidan Harold Winston Crawley as a person with significant control on 18 June 2021
    19. Directors
      Second filing for the appointment of Mr Tim Denison as a director
    20. Address
      Registered office address changed from 17 Stanley Gardens London W11 2NG England to 42 Sutherland Place London W2 5BY on 30 June 2021
    21. Directors
      Appointment of Tim Denison as a director on 9 May 2021
    22. Directors
      Appointment of Liliane Chamas as a director on 18 June 2021
    23. Shares
      Sub-division of shares on 8 April 2021
    24. Incorporation
      Incorporation

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 Amber Therapeutics Holdings do?

Private limited company registered in Didcot, classed under “Research and experimental development on biotechnology”.

›How much turnover does Amber Therapeutics Holdings make?

Answered in the full report

›Is Amber Therapeutics Holdings profitable?

No: it made a loss after tax of £28.3m in the year to 31 December 2025, its latest filed accounts.

›How many people work at Amber Therapeutics Holdings?

Answered in the full report

›Who runs and owns Amber Therapeutics Holdings?

Its directors are David Rogers Amerson, Caroline Butler, Liliane Doctor Chamas, Yen-Min Kevin Chu, Aidan Harold Winston Crawley and 1 more. Its owners are shown to subscribers.

›Where is Amber Therapeutics Holdings based?

Its registered office is Unit 1 Tech Foundry 2, Curie Avenue, Didcot, OX11 0QQ, in Didcot.

›When was Amber Therapeutics Holdings founded?

Amber Therapeutics Holdings Limited was incorporated on 18 December 2020.

›Is Amber Therapeutics Holdings still trading?

The register lists Amber Therapeutics Holdings Limited as active.

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