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Company number
07406244

THEORY AND PRACTICE OF SOFTWARE LTD

Active
Filing history Order extract (PDF) Monitor
✓ Active company on the official register. Next accounts due 31 July 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
THEORY AND PRACTICE OF SOFTWARE LTD
Company number
07406244
Registered office
G35, EXPRESSWAY STUDIOS, 1 DOCK ROAD, LONDON, E16 1AG, ENGLAND · 31 other companies at this postcode
Company type
Private Limited Company
Incorporated on
13 October 2010
Status
Active
Age
15 years
Nature of business (SIC)
62012 — Business and domestic software development · 62020 — Information technology consultancy activities
Accounts — next due
31 Jul 2027
Accounts — last made up to
31 Oct 2025
Confirmation statement — next due
10 Apr 2027
Confirmation statement — last
27 Mar 2026

People with significant control

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

Dr Nikolaos Siafakas
owns 25–50% of shares · owns 25–50% of shares (through a trust) · owns 25–50% of shares (through a firm) · holds 25–50% of voting rights · holds 25–50% of voting rights (through a trust) · holds 25–50% of voting rights (through a firm) · can appoint and remove directors
Notified 13/10/2016
Mr Abubakar Sherif Hassan
owns 25–50% of shares · owns 25–50% of shares (through a trust) · owns 25–50% of shares (through a firm) · holds 25–50% of voting rights · holds 25–50% of voting rights (through a trust) · holds 25–50% of voting rights (through a firm) · can appoint and remove directors
Notified 13/10/2016

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

Dr Nikolaos Siafakas
born 09/1975 · England owns 25–50% of shares · owns 25–50% of shares · owns 25–50% of shares · holds 25–50% of votes · holds 25–50% of votes · holds 25–50% of votes · can appoint and remove directors Notified 13/10/2016
Mr Abubakar Sherif Hassan
born 04/1976 · United Kingdom owns 25–50% of shares · owns 25–50% of shares · owns 25–50% of shares · holds 25–50% of votes · holds 25–50% of votes · holds 25–50% of votes · can appoint and remove directors Notified 13/10/2016

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
13/10/2016 Person with significant control added — Mr Abubakar Sherif Hassan
13/10/2016 Person with significant control added — Dr Nikolaos Siafakas

Documents for THEORY AND PRACTICE OF SOFTWARE LTD

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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.

PDF Order

Data protection register

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

Theory And Practice Of Software Ltd — E6 5PF
Tier 1 · renews 27/11/2026
ICO entry

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

Get this company via API

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Frequently asked questions

What is the company number of THEORY AND PRACTICE OF SOFTWARE LTD?▾
According to the official registry, the company number of THEORY AND PRACTICE OF SOFTWARE LTD is 07406244.
Where is THEORY AND PRACTICE OF SOFTWARE LTD registered?▾
The registered office is G35, EXPRESSWAY STUDIOS, 1 DOCK ROAD, LONDON, E16 1AG, ENGLAND.
What is the SIC code of THEORY AND PRACTICE OF SOFTWARE LTD?▾
The nature of business is recorded under SIC code 62012 — Business and domestic software development, 62020 — Information technology consultancy activities.
Who controls THEORY AND PRACTICE OF SOFTWARE LTD?▾
Dr Nikolaos Siafakas is recorded as a person with significant control, and owns 25–50% of shares, owns 25–50% of shares (through a trust), owns 25–50% of shares (through a firm), holds 25–50% of voting rights, holds 25–50% of voting rights (through a trust), holds 25–50% of voting rights (through a firm), can appoint and remove directors.
When are the next accounts of THEORY AND PRACTICE OF SOFTWARE LTD due?▾
The next annual accounts are due by 31 July 2027, and the last accounts were made up to 31 October 2025.

About THEORY AND PRACTICE OF SOFTWARE LTD (07406244)

THEORY AND PRACTICE OF SOFTWARE LTD is a private limited company incorporated on 13 October 2010 and registered in the United Kingdom under company number 07406244. Its registered office is at G35, EXPRESSWAY STUDIOS, 1 DOCK ROAD, LONDON, E16 1AG, ENGLAND. The recorded nature of business is business and domestic software development (SIC 62012). The company is currently active , with statutory accounts last made up to 31 October 2025. , and the person with significant control is Dr Nikolaos Siafakas. This profile is provided by opendata.bot by Noetikos, aggregating official data from Companies House bulk data , last refreshed 2 September 2026.

Business and domestic software development across UK registers

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