GB · Person with significant control

Timothy Calvin Hafner

Timothy Calvin Hafner is recorded on the Companies House register of people with significant control for 7 UK companies.

Register details

Facts

Name on the register
Mr Timothy Calvin Hafner
Type
Individual
Nationality
Dutch
Country of residence
Malta
Year of birth
1999
Significant control now
7 UK companies
First notified
2 January 2020
Source
Companies House register of people with significant control, 20 September 2026

At a glance

Timothy Calvin Hafner's companies

  • Timothy Calvin Hafner owns 75% or more of the shares in 1 of the 7 companies listed below.
  • Main lines of business: other information technology service activities (2), research and experimental development on biotechnology (2) and activities of other holding companies n.e.c. (1).
  • Registered offices in Hitchin (2), London (2) and Cardiff (1).
  • The companies were incorporated between 2005 and 2024.
  • 6 of the companies also list other people or companies with significant control.

These details come from the register as published on 20 September 2026. The register can change at any time: check the current entry live before relying on it.

Companies

Significant control now

UK companies that list Timothy Calvin Hafner as a person with significant control, with the nature of that control as registered.

CompanyStatusIncorporatedTownBusinessNature of controlSince
INQLABS LTD
14235620 · Private Limited Company
Active14 July 2022HitchinActivities of patent and copyright agents; other legal activities n.e.c.; Management consultancy activities other than financial management; Other professional, scientific and technical activities n.e.c.Owns more than 25% but not more than 50% of the shares; Holds more than 25% but not more than 50% of the voting rights; Can appoint or remove a majority of the board of directors24 June 2026
MARIPOSA THERAPEUTICS LIMITED
12373627 · Private Limited Company
Active20 December 2019CardiffResearch and experimental development on biotechnologyOwns more than 25% but not more than 50% of the shares; Holds more than 25% but not more than 50% of the voting rights; Can appoint or remove a majority of the board of directors29 January 2026
ONYA THERAPEUTICS LIMITED
12443293 · Private Limited Company
Active5 February 2020Ebbw ValeResearch and experimental development on biotechnologyOwns more than 25% but not more than 50% of the shares; Holds more than 25% but not more than 50% of the voting rights; Can appoint or remove a majority of the board of directors17 November 2025
ZALUVIDA VENTURES LIMITED
12380416 · Private Limited Company
Active30 December 2019HitchinActivities of other holding companies n.e.c.Owns more than 25% but not more than 50% of the shares; Holds more than 25% but not more than 50% of the voting rights; Can appoint or remove a majority of the board of directors17 November 2025
OPENSERV LABS LTD
15521096 · Private Limited Company
Active26 February 2024LondonOther information technology service activitiesHas significant influence or control26 February 2024
OPENSERV LTD
15515519 · Private Limited Company
Active23 February 2024LondonOther information technology service activitiesOwns 75% or more of the shares; Holds 75% or more of the voting rights; Can appoint or remove a majority of the board of directors23 February 2024
INQPHARM CONSUMER HEALTH LIMITED
05644329 · Private Limited Company
Active5 December 2005HertfordshireOther business support service activities n.e.c.Owns more than 25% but not more than 50% of the shares; Holds more than 25% but not more than 50% of the voting rights; Can appoint or remove a majority of the board of directors2 January 2020

Connections

Others with significant control of these companies

  • Lucas Maximilian HafnerINQLABS LTD
  • Openserv LtdOPENSERV LABS LTD

Explained

What significant control means

Every UK company must keep a register of the people with significant control over it and file it with Companies House. Someone has significant control if they own more than 25% of the shares or voting rights, can appoint or remove a majority of the board, or otherwise have significant influence or control. Companies can also be controlled through another company, which then appears on the register itself.

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