£31k
+20%vs Mar 2025Active14742832Private limited companySheffield
SENIOR SECURITY SYSTEMS LIMITED
Significant control: Glynn Senior (50–75%), Jacqueline Senior (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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: Security systems service activities (SIC 80200). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SENIOR SECURITY SYSTEMS LIMITED is an active private limited company (company number 14742832) incorporated on 20 March 2023, registered in Sheffield. Its registered activity is security systems service activities (SIC 80200). Latest small accounts cover the period ending 31 March 2026, showing net assets of £31k and cash of £19k, with 2 employees on average. Net assets rose 20% on the prior period (£26k). Across the last 3 periods on record the net-asset trend is rising.
Peer position · net assets
By net assets it sits in the upper half of 112 comparable companies in Sheffield (median £3,308, upper quartile £37k).
02
Ownership and control
- Mr Glynn Senior
- owns 50–75% of shares
- Mrs Jacqueline Senior
- owns 25–50% of shares
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
- 20 March 20233 yrs ago
- Next accounts due
- 31 December 2027in 433 days
- Confirmation statement due
- 3 April 2027in 161 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 80200
- Security systems service activities
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£19k
−2%vs Mar 2025Not reported
2
No changevs Mar 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | £31k | £19k | £22k | — | — | — | 2 |
| 31 March 2025 | £26k | £19k | £14k | — | — | — | 2 |
| 31 March 2024 | £13k | £21k | £15k | — | — | — | 2 |
Cash per employee£9,300Cash ÷ average employees
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 £31,211 at 31 March 2026
- Net assets up 10% or more on the prior period+20.4% vs prior period
- Three or more accounting periods on record3 periods on record
- Incorporated two to five years agoIncorporated 20 March 2023
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 433 days
- Confirmation statement duein 161 days
- Accounts period endNet assets £31k · small accounts
- Accounts period endNet assets £26k · small accounts
- Accounts period endNet assets £13k · small accounts
- Incorporated
08
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All companies incorporated on 20 March 2023 · in Mar 2023.
09
Reminders for SENIOR SECURITY SYSTEMS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.