# 650B LIMITED (09743643)

> 650B LIMITED is an active private limited company (company number 09743643) incorporated on 21 August 2015, registered in Brighton. Its registered activity is other professional, scientific and technical activities n.e.c. (SIC 74909). Latest micro accounts cover the period ending 31 August 2025, showing net assets of −£29k, with 0 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 70% on the prior period (−£17k).

- Status: Active
- Incorporated: 2015-08-21
- Registered office: Brighton, BN1 8RD
- SIC 74909: Other professional, scientific and technical activities n.e.c.
- Next accounts due: 2027-05-31
- Confirmation statement due: 2027-09-04
- Accounts type: MICRO ENTITY

By net assets it sits in the bottom quarter of 606 comparable companies in Brighton (median £5,556, upper quartile £37k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-08-31 | −£29k | — | — | £31k | — | — | 0 |
| 2024-08-31 | −£17k | — | — | £22k | — | — | 0 |

current ratio 0.07; size band micro.

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

- Net assets below zero: Net assets £-29,127 at 31 August 2025
- Net assets down 25% or more on the prior period: -70.3% vs prior period
- Current assets below creditors within one year: Current ratio 0.07
- Incorporated five or more years ago: Incorporated 21 August 2015

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

## Persons with significant control

- Mr John Clark Mustarde — owns 75–100% of shares, since 2016-04-06

---
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/09743643
HTML: https://firmoscan.com/company/09743643-650b-limited