opendata.bot
Company number
11787951

CONCRETE BOOST LIMITED

Active
✓ Active company on the official register. Next accounts due 31 October 2026.

Company details

London, England Contains OS data © Crown copyright and database right. Contains Royal Mail data © Royal Mail copyright and database right. Source: Office for National Statistics licensed under the Open Government Licence v.3.0.
Registered name
CONCRETE BOOST LIMITED
Company number
11787951
Registered office
COMPANYPLANET UNIT, 50 SALISBURY ROAD, HOUNSLOW, GREATER LONDON, TW4 6JQ, UNITED KINGDOM · 403 other companies at this postcode
Company type
Private Limited Company
Incorporated on
25 January 2019
Status
Active
Age
7 years
Nature of business (SIC)
23690 — Manufacture of other articles of concrete, plaster and cement · 38320 — Recovery of sorted materials · 49200 — Freight rail transport · 82990 — Other business support service activities n.e.c.
Accounts — next due
31 Oct 2026
Accounts — last made up to
31 Jan 2025
Confirmation statement — next due
07 Feb 2027
Confirmation statement — last
24 Jan 2026

What the register says

Facts from the register, with the dates they are filed under. Not a score: what they mean is for you to judge, and every line can be checked against Companies House itself.

Companies House register snapshot, read 02/09/2026.

People with significant control

Beneficial owners holding over 25% of shares, voting rights or the right to appoint directors

Mr Ernst Ruebsam
holds 75–100% of voting rights
Notified 25/01/2019

Corporate structure

Who controls this company, and who they control in turn

1 controller Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Mr Ernst Ruebsam
born 12/1988 · Germany holds 75–100% of votes Notified 25/01/2019

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
25/01/2019 Person with significant control added Mr Ernst Ruebsam

Financial highlights

Parsed from the filed statutory accounts (£ thousands, except employees)

Source: Companies House bulk data filed accounts (iXBRL)
Metric FY2025FY2024
Total assets less current liabilities 300 300
Net assets 300 300
Employees (avg) 1 1

Documents for CONCRETE BOOST LIMITED

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Company extract£1.99

The full registration record as held today — name, number, status, registered office, company type, previous names, officers, PSC and SIC codes, timestamped for your file.

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Financial statements£3.99

Every figure the company’s own accounts state, across each filed period, with year-on-year movement. Most UK companies file small or micro-entity accounts — a balance sheet and a headcount, no turnover or profit.

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Ownership report£3.99

Who controls the company: persons with significant control, the nature of that control, the ownership graph and every other company those controllers hold.

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Data protection register

No entry found on the ICO register of fee payers under this name.

Not every organisation has to register — some are exempt. An absent entry is a question to ask, not a finding.

Get this company via API

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Frequently asked questions

What is the company number of CONCRETE BOOST LIMITED?
According to the official registry, the company number of CONCRETE BOOST LIMITED is 11787951.
Where is CONCRETE BOOST LIMITED registered?
The registered office is COMPANYPLANET UNIT, 50 SALISBURY ROAD, HOUNSLOW, GREATER LONDON, TW4 6JQ, UNITED KINGDOM.
What is the SIC code of CONCRETE BOOST LIMITED?
The nature of business is recorded under SIC code 23690 — Manufacture of other articles of concrete, plaster and cement, 38320 — Recovery of sorted materials, 49200 — Freight rail transport, 82990 — Other business support service activities n.e.c..
Who controls CONCRETE BOOST LIMITED?
Mr Ernst Ruebsam is recorded as a person with significant control, and holds 75–100% of voting rights.
When are the next accounts of CONCRETE BOOST LIMITED due?
The next annual accounts are due by 31 October 2026, and the last accounts were made up to 31 January 2025.

About CONCRETE BOOST LIMITED (11787951)

CONCRETE BOOST LIMITED is a private limited company incorporated on 25 January 2019 and registered in the United Kingdom under company number 11787951. Its registered office is at COMPANYPLANET UNIT, 50 SALISBURY ROAD, HOUNSLOW, GREATER LONDON, TW4 6JQ, UNITED KINGDOM. The recorded nature of business is manufacture of other articles of concrete, plaster and cement (SIC 23690). The company is currently active , with statutory accounts last made up to 31 January 2025. , and the person with significant control is Mr Ernst Ruebsam. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

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