SYSTEM DESIGN AUDIO LIMITED
Significant control: Peter John Hearn (25–50%), Maria Kathleen Hearn (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
What does System Design Audio Limited sell?
Registered activity: Other service activities n.e.c. (SIC 96090). We’re building product and service lists for UK companies. Get this one when it’s ready.
Summary
SYSTEM DESIGN AUDIO LIMITED is an active private limited company (company number 09750147) incorporated on 26 August 2015, registered in Worthing. Its registered activity is other service activities n.e.c. (SIC 96090). Latest micro accounts cover the period ending 31 August 2025, showing net assets of −£11k, with 3 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 1510% on the prior period (−£655).
By net assets it sits in the bottom quarter of 1,019 comparable companies in Brighton (median £1,768, upper quartile £30k).
Ownership and control
- Mr Peter John Hearn
- owns 25–50% of shares
- holds 25–50% of voting rights
- Mrs Maria Kathleen Hearn
- 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.
Key dates
- Incorporated
- 26 August 201511 yrs ago
- Next accounts due
- 31 May 2027in 220 days
- Confirmation statement due
- 9 September 2027in 321 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 96090
- Other service activities n.e.c.
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
Financials
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 August 2025 | −£11k | — | — | £25k | — | — | 3 |
| 31 August 2024 | −£655 | — | — | £7,489 | — | — | 3 |
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.
Filing and accounts signals
- Net assets below zeroNet assets £-10,544 at 31 August 2025
- Net assets down 25% or more on the prior period-1509.8% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.51
- Incorporated five or more years agoIncorporated 26 August 2015
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.
Timeline
- Confirmation statement duein 321 days
- Next accounts duein 220 days
- Accounts period endNet liabilities £11k · micro accounts
- Accounts period endNet liabilities £655 · micro accounts
- Incorporated
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All companies incorporated on 26 August 2015 · in Aug 2015.
Reminders for SYSTEM DESIGN AUDIO LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.