£2
No changevs Apr 2024Active14017964Private limited companyCambridge
CALIFORNIUM MINING LTD
Significant control: Marcos Vinicius Coelho Pereira (25–50%), Joao Antonio Tavates Pinote Serra Pacao (significant control)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Californium Mining Ltd sell?
Registered activity: Manufacture of jewellery and related articles (SIC 32120). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
CALIFORNIUM MINING LTD is an active private limited company (company number 14017964) incorporated on 1 April 2022, registered in Cambridge. Its registered activity is manufacture of jewellery and related articles (SIC 32120). Latest dormant accounts cover the period ending 30 April 2025, showing net assets of £2. Net assets were unchanged on the prior period.
Peer position · net assets
By net assets it sits in the lower half of 2,301 comparable companies in the UK (median £1,007, upper quartile £25k).
02
Ownership and control
- Mr Marcos Vinicius Coelho Pereira
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mr Joao Antonio Tavates Pinote Serra Pacao
- has significant influence or control
- Miss Patricia Castro Amorim
- owns 25–50% of shares
- holds 25–50% of voting rights
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 1 April 20224 yrs ago
- Next accounts due
- 30 January 2027in 98 days
- Confirmation statement due
- 15 April 2027in 173 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 32120
- Manufacture of jewellery and related articles
- SIC 46180
- Agents specialised in the sale of other particular products
- SIC 46720
- Wholesale of metals and metal ores
- SIC 46760
- Wholesale of other intermediate products
- Accounts type
- Dormant
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not reported
Not reported
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 April 2025 | £2 | — | — | — | — | — | — |
| 30 April 2024 | £2 | — | — | — | — | — | — |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £2 at 30 April 2025
- Incorporated two to five years agoIncorporated 1 April 2022
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Confirmation statement duein 173 days
- Next accounts duein 98 days
- Accounts period endNet assets £2 · dormant accounts
- Accounts period endNet assets £2 · dormant accounts
- Incorporated
08
Similar companies in Cambridge
- UK LANGCHEN ART JEWELLERY CO., LTDCambridge · inc. Oct 2021
- UNDER ONE MOON LTDSaffron Walden · inc. Sept 2022
- NEW HERMES LIMITEDCambridge · inc. Mar 2023
- GINGIBERI JEWELRY LIMITEDCambridge · inc. May 2023
- J COLLECTION LTDEly · inc. Feb 2021
- CREATIVE THERAPY SPACE LTDCambridge · inc. Sept 2023
All companies incorporated on 1 April 2022 · in Apr 2022.
09
Reminders for CALIFORNIUM MINING LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.