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Company number
00566823

SIR ROBERT MCALPINE LIMITED

Active
✓ Active company on the official register. Next accounts due 31 July 2027.

Company details

Registered name
SIR ROBERT MCALPINE LIMITED
Company number
00566823
Registered office
CONCEPT HOUSE, HOME PARK MILL LINK, KINGS LANGLEY, HERTFORDSHIRE, WD4 8UD, UNITED KINGDOM
Company type
Private Limited Company
Incorporated on
31 May 1956
Status
Active
Age
70 years
Nature of business (SIC)
41201 — Construction of commercial buildings · 42110 — Construction of roads and motorways · 42120 — Construction of railways and underground railways · 42130 — Construction of bridges and tunnels
Accounts — next due
31 Jul 2027
Accounts — last made up to
31 Oct 2025
Confirmation statement — next due
05 Apr 2027
Confirmation statement — last
22 Mar 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

Sir Robert Mcalpine (Holdings) Limited
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 06/04/2016

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

Corporate owner owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 06/04/2016 Controls 3 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/04/2016 Person with significant control added Sir Robert Mcalpine (Holdings) Limited

Documents for SIR ROBERT MCALPINE 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

Registered with the Information Commissioner's Office as a data protection fee payer.

Sir Robert Mcalpine Limited — WD4 8UD
Tier 3 · renews 29/04/2027
ICO entry

The ICO publishes no company number, so this is matched on the registered name and confirmed by the postcode. Check the ICO entry before relying on it.

Get this company via API

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GET /v1/company/gb/00566823
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Read the API docs

Frequently asked questions

What is the company number of SIR ROBERT MCALPINE LIMITED?
According to the official registry, the company number of SIR ROBERT MCALPINE LIMITED is 00566823.
Where is SIR ROBERT MCALPINE LIMITED registered?
The registered office is CONCEPT HOUSE, HOME PARK MILL LINK, KINGS LANGLEY, HERTFORDSHIRE, WD4 8UD, UNITED KINGDOM.
What is the SIC code of SIR ROBERT MCALPINE LIMITED?
The nature of business is recorded under SIC code 41201 — Construction of commercial buildings, 42110 — Construction of roads and motorways, 42120 — Construction of railways and underground railways, 42130 — Construction of bridges and tunnels.
Who controls SIR ROBERT MCALPINE LIMITED?
Sir Robert Mcalpine (Holdings) Limited is recorded as a person with significant control, and owns 75–100% of shares, holds 75–100% of voting rights, can appoint and remove directors.
When are the next accounts of SIR ROBERT MCALPINE LIMITED due?
The next annual accounts are due by 31 July 2027, and the last accounts were made up to 31 October 2025.

About SIR ROBERT MCALPINE LIMITED (00566823)

SIR ROBERT MCALPINE LIMITED is a private limited company incorporated on 31 May 1956 and registered in the United Kingdom under company number 00566823. Its registered office is at CONCEPT HOUSE, HOME PARK MILL LINK, KINGS LANGLEY, HERTFORDSHIRE, WD4 8UD, UNITED KINGDOM. The recorded nature of business is construction of commercial buildings (SIC 41201). The company is currently active , with statutory accounts last made up to 31 October 2025. , and the person with significant control is Sir Robert Mcalpine (Holdings) Limited. 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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