# SONIFEX LIMITED (01717864)

> SONIFEX LIMITED is an active private limited company (company number 01717864) incorporated on 25 April 1983, registered in Northants. Its registered activity is manufacture of loaded electronic boards (SIC 26120). Latest small accounts cover the period ending 31 July 2025, showing net assets of £3.42m and cash of £1.15m, with 43 employees on average. Net assets rose 8% on the prior period (£3.15m).

- Status: Active
- Incorporated: 1983-04-25
- Registered office: Northants, NN9 5QE
- SIC 26120: Manufacture of loaded electronic boards
- SIC 27900: Manufacture of other electrical equipment
- SIC 33140: Repair of electrical equipment
- Next accounts due: 2027-04-30
- Confirmation statement due: 2027-05-09
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the top quarter of 332 comparable companies in the UK (median £24k, upper quartile £267k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-07-31 | £3.42m | £1.15m | £1.21m | — | — | — | 43 |
| 2024-07-31 | £3.15m | £1.40m | £762k | — | — | — | 46 |

size band small.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net assets £3,421,968 at 31 July 2025
- Cash at bank of £50,000 or more: Cash £1,148,925
- Incorporated five or more years ago: Incorporated 25 April 1983

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Mr Marcus Hamilton Brooke — owns 25–50% of shares, since 2016-04-06
- Mr Andrew Quentin Brooke — owns 25–50% of shares, since 2016-04-06

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/01717864
HTML: https://firmoscan.com/company/01717864-sonifex-limited