# BLACK DIAMOND CONSTRUCTION LTD (16011349)

> BLACK DIAMOND CONSTRUCTION LTD is an active private limited company (company number 16011349) incorporated on 10 October 2024, registered in Harrow. Its registered activity is construction of commercial buildings (SIC 41201). No accounts have been filed yet; the first accounts are due by 10 July 2026.

- Status: Active
- Incorporated: 2024-10-10
- Registered office: Harrow, HA1 1BQ
- SIC 41201: Construction of commercial buildings
- SIC 41202: Construction of domestic buildings
- Next accounts due: 2026-07-10
- Confirmation statement due: 2027-10-24
- Accounts type: NO ACCOUNTS FILED

There are 4,607 companies in construction of commercial buildings in Greater London with filed accounts; the median reports net assets of £4,162 and is 6 years old.

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

- Incorporated two to five years ago: Incorporated 10 October 2024
- Accounts past their due date: Due 10 July 2026

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

## Persons with significant control

- Mr John Stanley Durnall — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors, since 2024-10-10

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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/16011349
HTML: https://firmoscan.com/company/16011349-black-diamond-construction-ltd