£2.79m
+1794%vs Sept 2024Active12204744Private limited companyRoyston
SIBYLLA LTD
Significant control: Alex Bronstein (25–50%), Alderwood Overseas Limited (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Sibylla Ltd sell?
Registered activity: Business and domestic software development (SIC 62012). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SIBYLLA LTD is an active private limited company (company number 12204744) incorporated on 13 September 2019, registered in Royston. Its registered activity is business and domestic software development (SIC 62012). Latest small accounts cover the period ending 31 December 2025, showing net assets of £2.79m and cash of £1.16m, with 5 employees on average. Net assets rose 1794% on the prior period (£147k).
Peer position · net assets
By net assets it sits in the top quarter of 508 comparable companies in Hertfordshire (median £1,095, upper quartile £35k).
02
Ownership and control
- Mr Alex Bronstein
- owns 25–50% of shares
- Alderwood Overseas Limited
- holds 25–50% of voting rights
- Mr Damon Mannion
- owns 25–50% of shares
- Mr Ernesto Gottfried Schmitt
- owns 25–50% of shares
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 13 September 20197 yrs ago
- Next accounts due
- 30 September 2027in 341 days
- Confirmation statement due
- 27 September 2027in 338 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 62012
- Business and domestic software development
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£1.16m
+120%vs Sept 2024Not reported
5
+25%vs Sept 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | £2.79m | £1.16m | £1.90m | — | — | — | 5 |
| 30 September 2024 | £147k | £528k | £287k | — | — | — | 4 |
Cash per employee£233kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £2,790,156 at 31 December 2025
- Net assets up 10% or more on the prior period+1793.5% vs prior period
- Cash at bank of £50,000 or moreCash £1,162,953
- Incorporated five or more years agoIncorporated 13 September 2019
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Next accounts duein 341 days
- Confirmation statement duein 338 days
- Accounts period endNet assets £2.79m · small accounts
- Accounts period endNet assets £147k · small accounts
- Incorporated
08
Similar companies in Hertfordshire
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- GCLOUDS IT CONSULTANCY LTDHatfield · inc. Sept 2019
- VERSION ONE DEVELOPMENT LTDSt. Albans · inc. Oct 2019
- WEBSOFT TECHNOLOGIES LTDHenlow · inc. Aug 2019
- EPIFUNNY EDUCATION LIMITEDSt Albans · inc. Oct 2019
- SORWE LTDHarpenden · inc. Oct 2019
All companies incorporated on 13 September 2019 · in Sept 2019.
09
Reminders for SIBYLLA LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.