SYSTEM SIMULATION LIMITED
Company number 00985613 · Active · London EC1R 0AT
SYSTEM SIMULATION LIMITED is an active private limited company (company number 00985613) incorporated on 28 July 1970, registered in London. Its registered activity is business and domestic software development (SIC 62012). Latest small accounts cover the period ending 31 January 2025, showing net assets of £461k and cash of £742k, with 13 employees on average. Net assets rose 69% on the prior period (£273k).
By net assets it sits in the top quarter of 15,170 comparable companies in London (median £702, upper quartile £27k).
Key dates
- Incorporated
- 28 July 1970
- Next accounts due
- 31 October 2026 — in 12 days
- Confirmation statement due
- 11 August 2027 — in 296 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 62012
- Business and domestic software development
- Accounts type
- Total Exemption Full
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 January 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 January 2025 | £461k | £742k | £122k | — | — | £187k | 13 |
| 31 January 2024 | £273k | £575k | £80k | — | — | — | 12 |
- Cash per employee
- £57k
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 £460,715 at 2025-01-31
- +8 Net assets growing — +68.6% vs prior period
- +4 Cash reserves — Cash £742,382
- +8 Established — Incorporated 1970-07-28 (56 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
- Dr George Lauder Mallen — owns 25–50% of shares; holds 25–50% of voting rights · since 6 April 2016
- Ms Gillian Bateman — owns 25–50% of shares; holds 25–50% of voting rights · since 3 December 2024
- Mr Michael John Stapleton — owns 25–50% of shares; holds 25–50% of voting rights · since 6 April 2016 · ceased 3 December 2024
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 London
Same activity (business and domestic software development), closest in incorporation date.
- TRAILFINDERS LIMITED — , inc. Mar 1971
- METROPRESS LIMITED — London, inc. May 1971
- TOTAL SYSTEMS PLC — , inc. Sept 1971
- DEESON GROUP LIMITED — London, inc. Sept 1972
- LENDSCAPE LIMITED — London, inc. Oct 1972
- ICONIC MEDIA SYSTEMS LIMITED — London, inc. Nov 1973
Reminders for SYSTEM SIMULATION LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.