£27
1 period on recordActive13619190Private limited companyLondon
INVARIANT SYSTEMS LIMITED
Significant control: Alexandr Medvedev (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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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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
INVARIANT SYSTEMS LIMITED is an active private limited company (company number 13619190) incorporated on 14 September 2021, registered in London. Its registered activity is business and domestic software development (SIC 62012). Latest micro accounts cover the period ending 30 September 2025, showing net assets of £27, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public.
Peer position · net assets
By net assets it sits in the lower half of 15,170 comparable companies in London (median £702, upper quartile £27k).
02
Ownership and control
- Alexandr Medvedev
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
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
- 14 September 20215 yrs ago
- Next accounts due
- 30 June 2027in 249 days
- Confirmation statement due
- 28 September 2027in 339 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
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
1
1 period on record| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 September 2025 | £27 | — | — | — | — | — | 1 |
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.
06
Filing and accounts signals
- Net assets above zeroNet assets £27 at 30 September 2025
- Incorporated five or more years agoIncorporated 14 September 2021
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
- Confirmation statement duein 339 days
- Next accounts duein 249 days
- Accounts period endNet assets £27 · micro accounts
- Incorporated
08
Similar companies in London
- KRYPTON IT SERVICES LTDLondon · inc. Sept 2021
- KUMO SOFTWARE SOLUTIONS LTDLondon · inc. Sept 2021
- SCIENTIA FINTECH INSIGHTS LTDLondon · inc. Sept 2021
- BLACKFOG UK LIMITEDLondon · inc. Sept 2021
- BPR SPECIALIST LTDLondon · inc. Sept 2021
- ZYX PLATFORM LIMITEDLondon · inc. Sept 2021
All companies incorporated on 14 September 2021 · in Sept 2021.
09
Reminders for INVARIANT SYSTEMS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.