Mimecast Holding Company Limited
- Incorporated
- 6 December 2021 (4 years)
- Previously known as
- Magnesium Topco Limited (until 11 November 2026)
- Industry
- None Supplied (None Supplied)
- Directors
- Ranjan Singh
- Address
- 3rd Floor 37 EsplanadeSt HelierJE1 1ADJersey
Officers
This list may be incomplete. See all officers on Companies House
Officer details are public data from the Companies House register.
Singh, Ranjan
Director · Appointed 20 July 2026
American
Born January 1972 (54)
Director · Appointed 28 February 2022
British
Born June 1981 (45)
Director · Appointed 28 February 2022
British
Born April 1983 (43)
Director · Appointed 28 February 2022
French
Born March 1989 (37)
Alter Domus Secretarial Services Limited
Corporate Secretary · Appointed 28 February 2022
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 11 November 2026 | Change of registered name of an overseas company | — | ||
| 11 November 2026 | Appointment of a director | — |
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