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Company number
05398038

BLUE ROCK SYSTEMS LIMITED

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

Company details

South East, 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
BLUE ROCK SYSTEMS LIMITED
Company number
05398038
Registered office
12 SHAMROCK QUAY, WILLIAM STREET, SOUTHAMPTON, SO14 5QL, ENGLAND · 145 other companies at this postcode
Company type
Private Limited Company
Incorporated on
18 March 2005
Status
Active
Age
21 years
Nature of business (SIC)
62020 — Information technology consultancy activities
Accounts — next due
31 Oct 2026
Accounts — last made up to
31 Jan 2025
Confirmation statement — next due
29 May 2027
Confirmation statement — last
15 May 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

Ann Marry
owns 25–50% of shares · holds 25–50% of voting rights
Notified 14/06/2022
Aptech Business Systems Limited
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 14/06/2022
Mr George Michael Troullis
owns 25–50% of shares
Notified 07/07/2016
Ursula Lawless
owns 25–50% of shares · holds 25–50% of voting rights
Notified 14/06/2022

Corporate structure

Who controls this company, and who they control in turn

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

Connections

Ann Marry
born 06/1962 · Ireland owns 25–50% of shares · holds 25–50% of votes Notified 14/06/2022 Controls 2 companies
Ursula Lawless
born 05/1972 · Ireland owns 25–50% of shares · holds 25–50% of votes Notified 14/06/2022 Controls 2 companies
Aptech Business Systems Limited name only
owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Control ended 14/06/2022
Mr George Michael Troullis
born 07/1960 · England owns 25–50% of shares Control ended 07/07/2016 Controls 5 companies

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
14/06/2022 Person with significant control ceased Aptech Business Systems Limited
14/06/2022 Person with significant control added Ursula Lawless
14/06/2022 Person with significant control added Aptech Business Systems Limited
14/06/2022 Person with significant control added Ann Marry
07/07/2016 Person with significant control ceased Mr George Michael Troullis
07/07/2016 Person with significant control added Mr George Michael Troullis

Documents for BLUE ROCK SYSTEMS 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 BLUE ROCK SYSTEMS LIMITED?
According to the official registry, the company number of BLUE ROCK SYSTEMS LIMITED is 05398038.
Where is BLUE ROCK SYSTEMS LIMITED registered?
The registered office is 12 SHAMROCK QUAY, WILLIAM STREET, SOUTHAMPTON, SO14 5QL, ENGLAND.
What is the SIC code of BLUE ROCK SYSTEMS LIMITED?
The nature of business is recorded under SIC code 62020 — Information technology consultancy activities.
Who controls BLUE ROCK SYSTEMS LIMITED?
Ann Marry is recorded as a person with significant control, and owns 25–50% of shares, holds 25–50% of voting rights.
When are the next accounts of BLUE ROCK SYSTEMS LIMITED due?
The next annual accounts are due by 31 October 2026, and the last accounts were made up to 31 January 2025.

About BLUE ROCK SYSTEMS LIMITED (05398038)

BLUE ROCK SYSTEMS LIMITED is a private limited company incorporated on 18 March 2005 and registered in the United Kingdom under company number 05398038. Its registered office is at 12 SHAMROCK QUAY, WILLIAM STREET, SOUTHAMPTON, SO14 5QL, ENGLAND. The recorded nature of business is information technology consultancy activities (SIC 62020). The company is currently active , with statutory accounts last made up to 31 January 2025. , and the person with significant control is Ann Marry. 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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