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Company number
03583574

CONTROL SYSTEMS INSTALLATIONS LIMITED

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

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
CONTROL SYSTEMS INSTALLATIONS LIMITED
Company number
03583574
Registered office
164 FIELD END ROAD, EASTCOTE, HA5 1RH, ENGLAND · 221 other companies at this postcode
Company type
Private Limited Company
Incorporated on
18 June 1998
Status
Active
Age
28 years
Nature of business (SIC)
43290 — Other construction installation
Accounts — next due
31 Mar 2027
Accounts — last made up to
30 Jun 2025
Confirmation statement — next due
02 Jul 2027
Confirmation statement — last
18 Jun 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 Denis Duffy
owns 50–75% of shares · holds 50–75% of voting rights
Notified 06/04/2016
Mrs Catherine Victoria Duffy
owns 25–50% of shares · holds 25–50% of voting rights
Notified 06/04/2016

Corporate structure

Who controls this company, and who they control in turn

2 controllers Drag to move · scroll to zoom · double-click to expand
Company Person Current control Ended

Connections

Mr Denis Duffy
born 02/1968 · England owns 50–75% of shares · holds 50–75% of votes Notified 06/04/2016
Mrs Catherine Victoria Duffy
born 01/1969 · England owns 25–50% of shares · holds 25–50% of votes Notified 06/04/2016

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/04/2016 Person with significant control added Mrs Catherine Victoria Duffy
06/04/2016 Person with significant control added Mr Denis Duffy

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 520
▼ 27.8%
721
Employees (avg) 4
▲ 33.3%
3

Documents for CONTROL SYSTEMS INSTALLATIONS 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.

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Get this company via API

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Frequently asked questions

What is the company number of CONTROL SYSTEMS INSTALLATIONS LIMITED?
According to the official registry, the company number of CONTROL SYSTEMS INSTALLATIONS LIMITED is 03583574.
Where is CONTROL SYSTEMS INSTALLATIONS LIMITED registered?
The registered office is 164 FIELD END ROAD, EASTCOTE, HA5 1RH, ENGLAND.
What is the SIC code of CONTROL SYSTEMS INSTALLATIONS LIMITED?
The nature of business is recorded under SIC code 43290 — Other construction installation.
Who controls CONTROL SYSTEMS INSTALLATIONS LIMITED?
Mr Denis Duffy is recorded as a person with significant control, and owns 50–75% of shares, holds 50–75% of voting rights.
When are the next accounts of CONTROL SYSTEMS INSTALLATIONS LIMITED due?
The next annual accounts are due by 31 March 2027, and the last accounts were made up to 30 June 2025.

About CONTROL SYSTEMS INSTALLATIONS LIMITED (03583574)

CONTROL SYSTEMS INSTALLATIONS LIMITED is a private limited company incorporated on 18 June 1998 and registered in the United Kingdom under company number 03583574. Its registered office is at 164 FIELD END ROAD, EASTCOTE, HA5 1RH, ENGLAND. The recorded nature of business is other construction installation (SIC 43290). The company is currently active , with statutory accounts last made up to 30 June 2025. , and the person with significant control is Mr Denis Duffy. 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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