# THUNDERBOLT MATHEMATICS LIMITED (13426429)

> 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.

- Status: Active
- Incorporated: 2021-05-28
- Registered office: London, N5 2ER
- SIC 69202: Bookkeeping activities
- SIC 85590: Other education n.e.c.
- SIC 85600: Educational support services
- Next accounts due: 2027-12-31
- Confirmation statement due: 2027-06-11
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the lower half of 1,710 comparable companies in London (median £2,090, upper quartile £13k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2026-03-31 | £307 | £3,561 | £720 | £4,495 | — | — | 1 |
| 2025-03-31 | £245 | £2,092 | £1,356 | £4,330 | — | — | 1 |
| 2024-03-31 | £229 | £3,291 | — | £4,189 | — | — | 1 |

current ratio 0.95; net assets trend rising; size band micro.

## Filing and accounts signals (facts, not a rating)

- Net assets above zero: Net 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 year: Current ratio 0.95
- Three or more accounting periods on record: 3 periods on record
- Incorporated five or more years ago: Incorporated 28 May 2021

How each signal is derived: https://firmoscan.com/methodology

## Persons with significant control

- Miss Busra Yildirim — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2021-05-28

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Source: Companies House register snapshot 2026-08-31, Open Government Licence v3.0. Information may have changed since that date and is not advice or a credit reference; check the official record before relying on it. Official record: https://find-and-update.company-information.service.gov.uk/company/13426429
HTML: https://firmoscan.com/company/13426429-thunderbolt-mathematics-limited