−£344k
−260%vs Jan 2024Active12398587Private limited companyLondon
BOLTZBIT LIMITED
Significant control: Yichuan Zhang (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Boltzbit Limited 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
BOLTZBIT LIMITED is an active private limited company (company number 12398587) incorporated on 13 January 2020, 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 −£344k and cash of £63k, with 8 employees on average. Net assets fell 260% on the prior period (£215k).
Peer position · net assets
By net assets it sits in the bottom quarter of 15,170 comparable companies in London (median £702, upper quartile £27k).
02
Ownership and control
- Dr. Yichuan Zhang
- owns 25–50% of shares
- holds 25–50% 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
- 13 January 20206 yrs ago
- Next accounts due
- 31 October 2026in 7 days
- Confirmation statement due
- 27 January 2027in 95 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
- SIC 62090
- Other information technology service activities
- SIC 63110
- Data processing, hosting and related activities
- SIC 72190
- Other research and experimental development on natural sciences and engineering
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£63k
−22%vs Jan 2024Not reported
8
+14%vs Jan 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 January 2025 | −£344k | £63k | £204k | — | — | — | 8 |
| 31 January 2024 | £215k | £81k | £158k | — | — | — | 7 |
Cash per employee£7,817Cash ÷ 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 below zeroNet assets £-344,344 at 31 January 2025
- Net assets down 25% or more on the prior period-260.1% vs prior period
- Cash at bank of £50,000 or moreCash £62,533
- Incorporated five or more years agoIncorporated 13 January 2020
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 95 days
- Next accounts duein 7 days
- Accounts period endNet liabilities £344k · small accounts
- Accounts period endNet assets £215k · small accounts
- Incorporated
08
Similar companies in London
- CHAMELEON DEVELOPMENT SOLUTIONS LTDLondon · inc. Jan 2020
- SECURITY PHOENIX LTDLondon · inc. Jan 2020
- NRG INTERNATIONAL LTDLondon · inc. Jan 2020
- SWIFT RECEPTION LTDLondon · inc. Jan 2020
- OBYNOTE LIMITEDLondon · inc. Jan 2020
- MINVATO TECHNOLOGIES LTDLondon · inc. Jan 2020
All companies incorporated on 13 January 2020 · in Jan 2020.
09
Reminders for BOLTZBIT LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.