# SEMPER-B THERAPEUTICS LTD (17025223)

> SEMPER-B THERAPEUTICS LTD is an active private limited company (company number 17025223) incorporated on 10 February 2026, registered in London. Its registered activity is research and experimental development on biotechnology (SIC 72110). No accounts have been filed yet; the first accounts are due by 10 November 2027.

- Status: Active
- Incorporated: 2026-02-10
- Registered office: London, WC2H 9JQ
- SIC 72110: Research and experimental development on biotechnology
- Next accounts due: 2027-11-10
- Confirmation statement due: 2027-02-24
- Accounts type: NO ACCOUNTS FILED

There are 603 companies in research and experimental development on biotechnology in London with filed accounts; the median reports net assets of £440 and is 6 years old.

## Persons with significant control

- Dr Maurizio Mangolini — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2026-02-10

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/17025223
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