# BLUE OYSTER ENGINEERING LTD (15113767)

> BLUE OYSTER ENGINEERING LTD is an active private limited company (company number 15113767) incorporated on 4 September 2023, registered in Barnet. Its registered activity is information technology consultancy activities (SIC 62020). Latest micro accounts cover the period ending 30 September 2025, showing net assets of £159k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 149% on the prior period (£64k).

- Status: Active
- Incorporated: 2023-09-04
- Registered office: Barnet, EN5 4LR
- SIC 62020: Information technology consultancy activities
- Next accounts due: 2027-06-30
- Confirmation statement due: 2027-09-18
- Accounts type: MICRO ENTITY

By net assets it sits in the top quarter of 12,553 comparable companies in Greater London (median £6,706, upper quartile £48k).

## Accounts (as filed)

| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 2025-09-30 | £159k | — | — | £34k | — | — | 1 |
| 2024-09-30 | £64k | — | — | £21k | — | — | 1 |

current ratio 5.65; size band micro.

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

- Net assets above zero: Net assets £159,472 at 30 September 2025
- Net assets up 10% or more on the prior period: +149.0% vs prior period
- Current assets at least 1.5× creditors within one year: Current ratio 5.65
- Incorporated two to five years ago: Incorporated 4 September 2023

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

## Persons with significant control

- Mr Thomas O'Brien — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2023-09-04

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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/15113767
HTML: https://firmoscan.com/company/15113767-blue-oyster-engineering-ltd