CALLOSUM LTD
Company number 16076949 · Monitor this company
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Overview
- Company type
- Private Limited Company
- Incorporated
- 2024-11-13
- Registered office
- 56 Leman Street, London, England, E1 8EU
- Postcode
- E1 8EU
Accounts
- Next due by
- 2026-11-13
- Financial year end
- 31 December
Confirmation statement
- Last statement dated
- 2025-11-11
- Next due by
- 2026-11-25
Nature of business (SIC)
- 72190 Other research and experimental development on natural sciences and engineering
Officers 2 current
Jascha, Dr ACHTERBERG
Director
Danyal, Dr AKARCA
Director
Group structure
Controlled by CALLOSUM TECHNOLOGIES LTD — since 2025-08-26
From persons-with-significant-control filings on the public register.
Licensed visa sponsor
Licensed by the Home Office to sponsor worker visas: Skilled Worker (Worker (A rating)).
Matched by registered name to the register of licensed sponsors (Home Office, updated daily) — check the register itself before relying on it. Contains public sector information licensed under the Open Government Licence v3.0.
Previous company names
| Name | Date changed |
|---|---|
| SERNN LTD | 2025-08-26 |