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Company number
01644912

M.J. COMPUTER SERVICES LIMITED

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

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
M.J. COMPUTER SERVICES LIMITED
Company number
01644912
Registered office
C/O POWER ACCOUNTAX LTD MAILBOX 3, SOLENT BUSINESS CENTRE, 343 MILLBROOK ROAD WEST, SOUTHAMPTON, SO15 0HW, UNITED KINGDOM · 320 other companies at this postcode
Company type
Private Limited Company
Incorporated on
21 June 1982
Status
Active
Age
44 years
Nature of business (SIC)
70229 — Management consultancy activities other than financial management
Accounts — next due
31 May 2027
Accounts — last made up to
31 Aug 2025
Confirmation statement — next due
22 Jun 2027
Confirmation statement — last
08 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

Mrs Kathryn Margaret Heaney
owns 75–100% of shares
Notified 06/04/2016
Mrs Kathryn Margaret Heaney
owns 50–75% of shares
Notified 06/04/2016
William Heaney
owns 50–75% of shares
Notified 06/04/2016

Corporate structure

Who controls this company, and who they control in turn

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

Connections

Mrs Kathryn Margaret Heaney
born 08/1952 · United Kingdom owns 75–100% of shares Notified 06/04/2016 Controls 2 companies
Mrs Kathryn Margaret Heaney
born 08/1952 · United Kingdom owns 50–75% of shares Notified 06/04/2016 Controls 2 companies
William Heaney
born 06/1956 · United Kingdom owns 50–75% of shares Control ended 12/06/2018

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
12/06/2018 Person with significant control ceased William Heaney
06/04/2016 Person with significant control added William Heaney
06/04/2016 Person with significant control added Mrs Kathryn Margaret Heaney
06/04/2016 Person with significant control added Mrs Kathryn Margaret Heaney

Documents for M.J. COMPUTER SERVICES 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 M.J. COMPUTER SERVICES LIMITED?
According to the official registry, the company number of M.J. COMPUTER SERVICES LIMITED is 01644912.
Where is M.J. COMPUTER SERVICES LIMITED registered?
The registered office is C/O POWER ACCOUNTAX LTD MAILBOX 3, SOLENT BUSINESS CENTRE, 343 MILLBROOK ROAD WEST, SOUTHAMPTON, SO15 0HW, UNITED KINGDOM.
What is the SIC code of M.J. COMPUTER SERVICES LIMITED?
The nature of business is recorded under SIC code 70229 — Management consultancy activities other than financial management.
Who controls M.J. COMPUTER SERVICES LIMITED?
Mrs Kathryn Margaret Heaney is recorded as a person with significant control, and owns 75–100% of shares.
When are the next accounts of M.J. COMPUTER SERVICES LIMITED due?
The next annual accounts are due by 31 May 2027, and the last accounts were made up to 31 August 2025.

About M.J. COMPUTER SERVICES LIMITED (01644912)

M.J. COMPUTER SERVICES LIMITED is a private limited company incorporated on 21 June 1982 and registered in the United Kingdom under company number 01644912. Its registered office is at C/O POWER ACCOUNTAX LTD MAILBOX 3, SOLENT BUSINESS CENTRE, 343 MILLBROOK ROAD WEST, SOUTHAMPTON, SO15 0HW, UNITED KINGDOM. The recorded nature of business is management consultancy activities other than financial management (SIC 70229). The company is currently active , with statutory accounts last made up to 31 August 2025. , and the person with significant control is Mrs Kathryn Margaret Heaney. 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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