£217k
1 period on record01
Summary
SIDEROS LTD is an active private limited company (company number 16331075) incorporated on 20 March 2025, registered in London. Its registered activity is demolition (SIC 43110). Latest small accounts cover the period ending 31 March 2026, showing net assets of £217k and cash of £15k, with 2 employees on average.
Peer position · net assets
By net assets it sits in the top quarter of 84 comparable companies in London (median £346, upper quartile £38k).
02
Key dates
- Incorporated
- 20 March 20251 yr ago
- Next accounts due
- 31 December 2027in 435 days
- Confirmation statement due
- 3 April 2027in 163 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
03
Activity
- SIC 43110
- Demolition
- SIC 43390
- Other building completion and finishing
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
04
Financials
£15k
1 period on recordNot reported
2
1 period on record| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | £217k | £15k | £54k | — | — | — | 2 |
Cash per employee£7,731Cash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
05
Firmoscan score
60 / 100 · grade C
| 50 | Starting scoreEvery scored company starts here |
| +10 | Positive net assetsNet assets £216,721 at 2026-03-31 |
| 0 | Newly incorporatedIncorporated 2025-03-20; no accounts due yet |
| 60 | Score, grade C |
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice. How the score is computed.
06
Ownership and control
- Mr Patrick Lee
- 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.
07
Timeline
- Next accounts duein 435 days
- Confirmation statement duein 163 days
- Accounts period endNet assets £217k · small accounts
- Incorporated
08
Similar companies in London
- ADELIN KEVIN LTDLondon · inc. Mar 2025
- STRIP OUT SERVICES LIMITEDLondon · inc. Mar 2025
- DEMOSTRUCT LTDLondon · inc. Apr 2025
- GOODMAN PRICE DEMOLITION LIMITEDCovent Garden · inc. Apr 2025
- MICHAEL MOORE AND SONS LTDLondon · inc. Apr 2025
- SMART FACILITIES LTDLondon · inc. Apr 2025
All companies incorporated on 20 March 2025 · in Mar 2025.
09
Reminders for SIDEROS LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.