£307
+25%vs Mar 2025Active13426429Private limited companyLondon
THUNDERBOLT MATHEMATICS LIMITED
Significant control: Busra Yildirim (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From public filings as at 31 Aug 2026; may contain errors or be out of date.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: Bookkeeping activities (SIC 69202). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
THUNDERBOLT MATHEMATICS LIMITED is an active private limited company (company number 13426429) incorporated on 28 May 2021, registered in London. Its registered activity is bookkeeping activities (SIC 69202). Latest small accounts cover the period ending 31 March 2026, showing net assets of £307 and cash of £3,561, with 1 employee on average. Net assets rose 25% on the prior period (£245). Across the last 3 periods on record the net-asset trend is rising.
Peer position · net assets
By net assets it sits in the lower half of 1,710 comparable companies in London (median £2,090, upper quartile £13k).
02
Ownership and control
- Miss Busra Yildirim
- 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
- 28 May 20215 yrs ago
- Next accounts due
- 31 December 2027in 433 days
- Confirmation statement due
- 11 June 2027in 230 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 69202
- Bookkeeping activities
- SIC 85590
- Other education n.e.c.
- SIC 85600
- Educational support services
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£3,561
+70%vs Mar 2025Not reported
1
No changevs Mar 2025| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | £307 | £3,561 | £720 | £4,495 | — | — | 1 |
| 31 March 2025 | £245 | £2,092 | £1,356 | £4,330 | — | — | 1 |
| 31 March 2024 | £229 | £3,291 | — | £4,189 | — | — | 1 |
Current ratio0.95Current assets ÷ creditors within one year
Cash per employee£3,561Cash ÷ 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 £307 at 31 March 2026
- Net assets up 10% or more on the prior period+25.3% vs prior period
- Current assets below creditors within one yearCurrent ratio 0.95
- Three or more accounting periods on record3 periods on record
- Incorporated five or more years agoIncorporated 28 May 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
- Next accounts duein 433 days
- Confirmation statement duein 230 days
- Accounts period endNet assets £307 · small accounts
- Accounts period endNet assets £245 · small accounts
- Accounts period endNet assets £229 · small accounts
- Incorporated
08
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- DIRECT TAX SOLUTIONS LTDLondon · inc. Jun 2021
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All companies incorporated on 28 May 2021 · in May 2021.
09
Reminders for THUNDERBOLT MATHEMATICS LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.