£155k
−1%vs Oct 2024Active11014042Private limited companyLondon
SIRIUS OPEN SOURCE LTD
B68/10001
Summary
SIRIUS OPEN SOURCE LTD is an active private limited company (company number 11014042) incorporated on 16 October 2017, registered in London. Its registered activity is other information technology service activities (SIC 62090). Latest small accounts cover the period ending 31 October 2025, showing net assets of £155k and cash of £1,916, with 8 employees on average. Net assets fell 1% on the prior period (£157k).
Peer position · net assets
By net assets it sits in the top quarter of 8,890 comparable companies in London (median £1,000, upper quartile £36k).
02
Key dates
- Incorporated
- 16 October 20179 yrs ago
- Next accounts due
- 31 July 2027in 282 days
- Confirmation statement due
- 30 October 2026in 8 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
03
Activity
- SIC 62090
- Other information technology service activities
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
04
Financials
£1,916
−67%vs Oct 2024Not reported
8
−11%vs Oct 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 October 2025 | £155k | £1,916 | — | £324k | — | — | 8 |
| 31 October 2024 | £157k | £5,875 | — | £230k | — | — | 9 |
Current ratio1.46Current assets ÷ creditors within one year
Cash per employee£240Cash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
05
Firmoscan score
68 / 100 · grade B
| 50 | Starting scoreEvery scored company starts here |
| +10 | Positive net assetsNet assets £154,940 at 2025-10-31 |
| +8 | EstablishedIncorporated 2017-10-16 (9 years) |
| 68 | Score, grade B |
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice. How the score is computed.
06
Ownership and control
- Mark Taylor
- has significant influence or control
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
07
Timeline
- Next accounts duein 282 days
- Confirmation statement duein 8 days
- Accounts period endNet assets £155k · small accounts
- Accounts period endNet assets £157k · small accounts
- Incorporated
08
Similar companies in London
09
Reminders for SIRIUS OPEN SOURCE LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.