Active11899369Private limited companyLondon

SECURITY 18 LTD

B68/100

Owned by Marius Florin Dicea (75–100%)

Companies HouseCompanies House
01

Summary

Generated from filed data · no estimates

SECURITY 18 LTD is an active private limited company (company number 11899369) incorporated on 22 March 2019, registered in London. Its registered activity is other construction installation (SIC 43290). Latest small accounts cover the period ending 31 March 2025, showing net assets of £8,219 and cash of £1,095, with 2 employees on average. Net assets fell 11% on the prior period (£9,248).

Peer position · net assets

By net assets it sits in the upper half of 1,764 comparable companies in London (median £3,116, upper quartile £21k).

02

Key dates

Incorporated
22 March 20197 yrs ago
Next accounts due
31 December 2026in 70 days
Confirmation statement due
5 April 2027in 165 days

Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.

03

Activity

SIC 43290
Other construction installation
SIC 80200
Security systems service activities
Accounts type
Total Exemption Full
Size band
MicroCompanies Act thresholds
04

Financials

2 periods on record · latest ending 31 March 2025
Net assets
£8,219
−11%vs Mar 2024
Cash at bank
£1,095
−28%vs Mar 2024
Turnover
Not reported
Employees
2
−33%vs Mar 2024
Net assets
£8,219
Cash at bank
£1,095
Average employees
2
Filed accounts by period, newest first
Period endNet assetsCashDebtorsCreditors <1yTurnoverProfitEmployees
31 March 2025£8,219£1,095£7,723———2
31 March 2024£9,248£1,527£7,720———3
Cash per employee£548Cash ÷ average employees

Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.

05

Firmoscan score

Rules-based · every point shows its evidence
68 / 100 · grade B
EDCBA
Score breakdown
50Starting scoreEvery scored company starts here
+10Positive net assetsNet assets £8,219 at 2025-03-31
+8EstablishedIncorporated 2019-03-22 (8 years)
68Score, grade B

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

1 active
  • Mr Marius Florin Dicea
    Individual · since 22 March 2019
    • 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

Newest first
  1. Confirmation statement duein 165 days
  2. Next accounts duein 70 days
  3. Accounts period endNet assets £8,219 · small accounts
  4. Accounts period endNet assets £9,248 · small accounts
  5. Incorporated
08

Similar companies in London

Same activity (other construction installation), closest in incorporation date
09

Reminders for SECURITY 18 LTD

Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.