What Simudyne say about themselves
“Our simulation software is used by enterprise companies to quickly and efficiently simulate future scenarios in a safe, virtual environment.”
Simudyne Limited
- Incorporated
- 25 June 2007 (19 years)
- Industry
- Other software publishing (58290) Business and domestic software development (62012)
- Directors
- Justin Thomas Lyon
- Owned by
- Accounts type
- Total exemption full
- Region
- Greater London
- Address
- 125 Wood StreetLondonEC2V 7AW
Website & contact details
- Website
Filing status
- Accounts due
- 30 September 2027
- Last accounts
- 31 December 2025
- Conf. stmt due
- 7 February 2027
- Last conf. stmt
- 24 January 2026
Charges
- Total
- 1
- Outstanding
- 0
- Part satisfied
- 0
- Satisfied
- 1
Officers 2 active
Officer details are public data from the Companies House register.
Lyon, Justin Thomas
Director · Appointed 4 June 2014
British
Born October 1972 (54)
Director · Appointed 25 March 2011
British
Born December 1974 (51)
Officer history (5 former)
7 December 2018
Resigned Yousif, Mazin, Dr as Director
3 June 2016
4 February 2016
30 October 2015
1 July 2015
1 July 2015
Appointed Yousif, Mazin, Dr as Director
4 June 2014
Appointed Lyon, Justin Thomas as Director
25 March 2011
14 March 2011
14 March 2011
25 June 2007
25 June 2007
Ownership 1 active
People and entities with significant control, from the Companies House PSC register
Corporate entity · Notified 1 October 2016
Owns 75–100% of shares
Holds 75–100% of voting rights
Right to appoint and remove directors
Limited By Shares
Reg. no. 10405794
Former controllers (2)
1 October 2016
Ceased Justin Thomas Lyon — Owns 50–75% of shares
7 April 2016
Ceased Simudyne S.A R.L. — Owns 75–100% of shares
Group structure 3 companies
Ownership group derived from the Companies House PSC register
Simudyne Limited This company Owns 75–100% of shares
Financials
Figures from 2024 accounts. Newer accounts, made up to 31 December 2025, are filed but not read yet. See them on Companies House
- Net Assets
- (£88,521)
- Cash
- £49,585
- Employees
- 6
- Debt Ratio
- 119%
- Current Ratio
- 0.9x
Trend
Net Assets
Balance sheet detail
| 2024 | 2023 | 2022 | 2021 | 2020 | |
|---|---|---|---|---|---|
| Fixed Assets | £0 | £0 | £9,854 | £27,731 | £57,499 |
| Current Assets | £457,731 | £1,699,206 | £229,017 | £2,365,488 | £1,130,803 |
| Debtors | £408,146 | £1,545,790 | (£213,826) | £2,341,967 | £1,046,892 |
| Cash | £49,585 | £153,416 | £442,843 | £23,521 | £83,911 |
| Creditors (< 1 year) | £534,115 | £1,462,357 | £2,705,680 | £555,648 | |
| Creditors (> 1 year) | £12,137 | £22,626 | £425,708 | £43,470 | £810,461 |
| Net Current Assets | (£76,384) | £57,621 | (£1,233,340) | (£340,192) | £575,155 |
| Net Assets | (£88,521) | £34,995 | (£1,649,194) | (£368,932) | (£185,959) |
Filings
Recent filings only. See the full history on Companies House
| Date | Description | Made Up To | Pages | |
|---|---|---|---|---|
| 27 January 2026 | Confirmation statement with no updates | 24 January 2026 | ||
| 30 September 2025 | Total exemption full accounts | 31 December 2024 | ||
| 26 February 2025 | Total exemption full accounts | 31 December 2023 | ||
| 6 February 2025 | Confirmation statement with updates | 24 January 2025 | ||
| 5 July 2024 | Confirmation statement with no updates | 25 June 2024 |
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