CALLOSUM LTD

16076949
StatusActive
Company typePrivate Limited Company
Incorporated13/11/2024
Company number16076949
Nature of business (SIC)72190 - Other research and experimental development on natural sciences and engineering
Registered office56 LEMAN STREET, London, E1 8EU
Post townLondon
PostcodeE1 8EU
CountryENGLAND
Accounts categoryNO ACCOUNTS FILED
Accounts next due13/08/2026
Confirmation stmt next due25/11/2026
Last confirmation stmt11/11/2025
Previous namesSERNN LTD (26/08/2025)
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Data from Companies House — updated 2026-08-16.