# BYRON BROS LTD (13536452)

> BYRON BROS LTD is an active private limited company (company number 13536452) incorporated on 28 July 2021, registered in Cambridge. Its registered activity is advertising agencies (SIC 73110). Latest small accounts cover the period ending 31 July 2025, showing net assets of −£2,077, with 1 employee on average. Net assets fell 39% on the prior period (−£1,493).

- Status: Active
- Incorporated: 2021-07-28
- Registered office: Cambridge, CB22 7NN
- SIC 73110: Advertising agencies
- Next accounts due: 2027-04-30
- Confirmation statement due: 2027-08-11
- Accounts type: TOTAL EXEMPTION FULL

By net assets it sits in the bottom quarter of 95 comparable companies in Cambridge (median £1,474, upper quartile £20k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-07-31 | −£2,077 | — | — | £2,935 | — | — | 1 |
| 2024-07-31 | −£1,493 | — | — | £2,539 | — | — | 1 |

size band micro.

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

- Net assets below zero: Net assets £-2,077 at 31 July 2025
- Net assets down 25% or more on the prior period: -39.1% vs prior period
- Incorporated five or more years ago: Incorporated 28 July 2021

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

## Persons with significant control

- Mr Shane Anthony O'Byrne — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2021-07-28

---
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/13536452
HTML: https://firmoscan.com/company/13536452-byron-bros-ltd