IONIC SYSTEMS LIMITED
Company number 02650947 · Active · Swindon SN5 5WN
IONIC SYSTEMS LIMITED is an active private limited company (company number 02650947) incorporated on 3 October 1991, registered in Swindon. Its registered activity is manufacture of other special-purpose machinery n.e.c. (SIC 28990). Latest small accounts cover the period ending 31 August 2025, showing net assets of £1.02m and cash of £275k, with 31 employees on average. Net assets rose 27% on the prior period (£804k).
By net assets it sits in the top quarter of 526 comparable companies in Other (median £40k, upper quartile £399k).
Key dates
- Incorporated
- 3 October 1991
- Next accounts due
- 31 May 2027 — in 225 days
- Confirmation statement due
- 17 October 2027 — in 364 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 28990
- Manufacture of other special-purpose machinery n.e.c.
- SIC 32990
- Other manufacturing n.e.c.
- Accounts type
- Total Exemption Full
- Size band
- Small (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 August 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 August 2025 | £1.02m | £275k | £157k | — | — | — | 31 |
| 31 August 2024 | £804k | £219k | £127k | — | — | — | 29 |
- Cash per employee
- £8,862
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
Firmoscan score: 80/100 (grade A)
- +10 Positive net assets — Net assets £1,021,735 at 2025-08-31
- +8 Net assets growing — +27.1% vs prior period
- +4 Cash reserves — Cash £274,713
- +8 Established — Incorporated 1991-10-03 (35 years)
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice.
Ownership and control
- Mr Craig Russell Mawlam — owns 75–100% of shares · since 6 April 2016
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
Similar companies in the UK
Same activity (manufacture of other special-purpose machinery n.e.c.), closest in incorporation date.
- DDC DOLPHIN LIMITED — Poole, inc. Sept 1991
- WHEELWASH LIMITED — Winsford, inc. Nov 1991
- ALDERLEY PROCESS TECHNOLOGIES LIMITED — Wotton-Under-Edge, inc. Jan 1992
- SPEDO (UK) LIMITED — Norwich, inc. May 1991
- MALVERN BOILERS LIMITED — Worcestershire, inc. Apr 1991
- BERMAR (INTERNATIONAL) LIMITED — Ipswich, inc. Feb 1991
Reminders for IONIC SYSTEMS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.