ltds.uk / companies / 14017964

CALIFORNIUM MINING LTD

16 Buffalo Way, Cambridge, Cambridgeshire, England, CB1 9GR

ActiveltdINC 2022SIC 32120

Company Information

Registered Address16 Buffalo Way, Cambridge, Cambridgeshire, England, CB1 9GR

Incorporated1 April 2022

Company Typeltd

Country of OriginUnited Kingdom

SIC Codes

32120 — Unknown
46180 — Unknown
46720 — Wholesale of metals and metal ores
46760 — Wholesale of other intermediate products

Accounts & Filings

Accounts Next Due31 January 2027

Accounts Last Filed30 April 2025

Accounts Type30

Confirmation Next Due14 April 2027

Confirmation Last Filed31 March 2026

Financial history

Financial figures for CALIFORNIUM MINING LTD by accounting year, in pounds (employees as headcount).
Metric	2025	2024	2023
Net assets	£2	£2	£2

Extracted from filed iXBRL accounts. Paper-filed years have no structured data and appear as gaps. Figures in £ (employees as headcount).

Officers Example

Officer	Role	Appointed	ID check
Ms Sarah Whitfield	Director	2015-03-11	Verified
Mr David Okoro	Director	2018-09-02	Verified
Mrs Helen Marsh	Director	2021-06-30	Verify due
Mr James Fitzgerald	Secretary	2012-01-18	-

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Persons with significant control Example

Person	Nature of control	Notified	ID check
Ms Sarah Whitfield	Ownership of shares 75%+	2016-04-06	Verified
Marsh Holdings Limited	Ownership of shares 25-50%	2021-06-30	Corporate

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Identity verification (ECCTA) Example

Companies House identity verification status for each director and PSC under ECCTA 2023.

Person	Role	Status
Ms Sarah Whitfield	Director	Verified
Mr David Okoro	Director	Verified
Mrs Helen Marsh	Director	Verify due

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Charges & mortgages Example

Code	Status	Created	Description
000000000002	Outstanding	2022-11-04	A registered charge
000000000001	Fully satisfied	2016-02-19	A registered charge

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Filing history Example

Date	Type	Description
2026-05-01	CS01	Confirmation statement made on 2026-05-01
2025-09-27	AA	Accounts for a small company made up to 2025-05-31
2025-06-30	AP01	Appointment of a director
2025-01-14	PSC02	Notification of a person with significant control

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