COMPLEX NUMBERS LIMITED
Company number 04560275 · Active · Ipswich IP2 8NJ
COMPLEX NUMBERS LIMITED is an active private limited company (company number 04560275) incorporated on 11 October 2002, registered in Ipswich. Its registered activity is information technology consultancy activities (SIC 62020). Latest micro accounts cover the period ending 30 September 2025, showing net assets of £14k, 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 1453% on the prior period (£873).
By net assets it sits in the upper half of 11,548 comparable companies in Other (median £6,624, upper quartile £41k).
Key dates
- Incorporated
- 11 October 2002
- Next accounts due
- 30 June 2027 — in 251 days
- Confirmation statement due
- 25 October 2027 — in 368 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 62020
- Information technology consultancy activities
- Accounts type
- Micro Entity
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 30 September 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 September 2025 | £14k | — | — | £34k | — | — | 1 |
| 30 September 2024 | £873 | — | — | £31k | — | — | 1 |
- Current ratio
- 1.37
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.
Firmoscan score: 76/100 (grade B)
- +10 Positive net assets — Net assets £13,557 at 2025-09-30
- +8 Net assets growing — +1452.9% vs prior period
- +8 Established — Incorporated 2002-10-11 (24 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
- Ms Wendy Ann Stewart — owns 75–100% of shares · since 11 October 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 (information technology consultancy activities), closest in incorporation date.
- GINGER CARNDUFF LIMITED — Falkirk, inc. Oct 2002
- PROMEDIA LIMITED — Wrexham, inc. Oct 2002
- ALPHA IT SERVICES LIMITED — Hull, inc. Oct 2002
- COLLECTIVA LIMITED — Wimborne, inc. Oct 2002
- MONKEYPUZZLE COMPUTERS LIMITED — Ilminster, inc. Oct 2002
- DORSET SOFTWARE LIMITED — Dorset, inc. Oct 2002
All companies incorporated on 11 October 2002 · in Oct 2002.
Reminders for COMPLEX NUMBERS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.