£13k
1 period on recordActive15915223Private limited companyBromley
COLUMBIUM LTD
Significant control: Florian -Cosmin Ivan (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Columbium Ltd sell?
Registered activity: Construction of commercial buildings (SIC 41201). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
COLUMBIUM LTD is an active private limited company (company number 15915223) incorporated on 23 August 2024, registered in Bromley. Its registered activity is construction of commercial buildings (SIC 41201). Latest micro accounts cover the period ending 31 August 2025, showing net assets of £13k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public.
Peer position · net assets
By net assets it sits in the upper half of 4,607 comparable companies in Greater London (median £4,162, upper quartile £25k).
02
Ownership and control
- Mr Florian -Cosmin Ivan
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
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
- 23 August 20242 yrs ago
- Next accounts due
- 31 May 2027in 220 days
- Confirmation statement due
- 6 September 2027in 318 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 41201
- Construction of commercial buildings
- SIC 41202
- Construction of domestic buildings
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
1 period on record| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 August 2025 | £13k | — | — | £8,000 | — | — | 1 |
Current ratio2.6Current assets ÷ creditors within one year
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
06
Filing and accounts signals
- Net assets above zeroNet assets £12,761 at 31 August 2025
- Current assets at least 1.5× creditors within one yearCurrent ratio 2.6
- Incorporated two to five years agoIncorporated 23 August 2024
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 318 days
- Next accounts duein 220 days
- Accounts period endNet assets £13k · micro accounts
- Incorporated
08
Similar companies in Greater London
- HORNSPIKE LTDRuislip, · inc. Aug 2024
- HOSPOP CONSTRUCTION LTDWatford · inc. Aug 2024
- A.D.X. CONSTRUCTION LTDGrays · inc. Aug 2024
- SUNBRIAN SERVICES LTDBarking · inc. Aug 2024
- ZIAN CONSTRUCTION LTDIlford · inc. Aug 2024
- C S V FIRE SAFETY EXPERTS LTDMorden · inc. Aug 2024
All companies incorporated on 23 August 2024 · in Aug 2024.
09
Reminders for COLUMBIUM LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.