£141k
+3778%vs Nov 2023Active13744882Private limited companyMaidenhead
ADVANCE CRYSTAL SECURITY LTD
Significant control: Javier Espinosa De Los Monteros Foret (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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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Registered activity: Engineering related scientific and technical consulting activities (SIC 71122). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
ADVANCE CRYSTAL SECURITY LTD is an active private limited company (company number 13744882) incorporated on 15 November 2021, registered in Maidenhead. Its registered activity is engineering related scientific and technical consulting activities (SIC 71122). Latest micro accounts cover the period ending 31 March 2025, showing net assets of £141k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 3778% on the prior period (£3,628).
Peer position · net assets
By net assets it sits in the top quarter of 333 comparable companies in Reading (median £12k, upper quartile £52k).
02
Ownership and control
- Mr Javier Espinosa De Los Monteros Foret
- 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
- 15 November 20214 yrs ago
- Next accounts due
- 31 December 2026in 69 days
- Confirmation statement due
- 29 November 2026in 37 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 71122
- Engineering related scientific and technical consulting activities
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
No changevs Nov 2023| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2025 | £141k | — | — | — | — | — | 1 |
| 30 November 2023 | £3,628 | — | — | — | — | — | 1 |
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 £140,676 at 31 March 2025
- Net assets up 10% or more on the prior period+3777.5% vs prior period
- Incorporated two to five years agoIncorporated 15 November 2021
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
- Next accounts duein 69 days
- Confirmation statement duein 37 days
- Accounts period endNet assets £141k · micro accounts
- Accounts period endNet assets £3,628 · micro accounts
- Incorporated
08
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- A W FIRE LTDBasingstoke · inc. Aug 2021
All companies incorporated on 15 November 2021 · in Nov 2021.
09
Reminders for ADVANCE CRYSTAL SECURITY LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.