SUBSTRATE BIO LTD

Company number 17191596 · Active · London WC2H 9JQ

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SUBSTRATE BIO LTD is an active private limited company (company number 17191596) incorporated on 30 April 2026, registered in London. Its registered activity is business and domestic software development (SIC 62012). No accounts have been filed yet; the first accounts are due by 30 January 2028.

There are 15,170 companies in business and domestic software development in London with filed accounts; the median reports net assets of £702 and is 5 years old.

Key dates

Incorporated
30 April 2026
First accounts due
30 January 2028 — in 465 days
Confirmation statement due
14 May 2027 — in 204 days

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

Activity

SIC 62012
Business and domestic software development
SIC 72110
Research and experimental development on biotechnology
Accounts type
No Accounts Filed

Financials

No accounts filed yet. The first accounts are due by 30 January 2028; this page updates when they are filed.

Ownership and control

No active person with significant control is registered.

  • (persons with significant control statement) — · since 22 July 2026
  • Mr Oliver James Hoy — owns 25–50% of shares; holds 25–50% of voting rights · since 30 April 2026 · ceased 1 July 2026
  • Mr Mostafa Abdelrahman Aly Abdelrahman Elsayed — owns 25–50% of shares; holds 25–50% of voting rights · since 30 April 2026 · ceased 1 July 2026

Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.

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Reminders for SUBSTRATE BIO LTD

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