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Company number
01683848

DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED

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

Company details

Registered name
DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED
Company number
01683848
Registered office
RUNWAY EAST, 24-28 BLOOMSBURY WAY, LONDON, WC1A 2SN, ENGLAND
Company type
Private Limited Company
Incorporated on
3 December 1982
Status
Active
Age
43 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
27 Oct 2026
Confirmation statement — last
13 Oct 2025

People with significant control

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

Development Dimensions International Inc
owns 75–100% of shares
Notified 06/04/2016
Dr Tacy Michael Byham
owns 75–100% of shares · holds 75–100% of voting rights · can appoint and remove directors
Notified 06/04/2016
Dr William Clarence Byham
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

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

Connections

Dr Tacy Michael Byham
born 03/1968 · United States owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Notified 06/04/2016
Development Dimensions International Inc name only
owns 75–100% of shares Control ended 06/04/2016
Dr William Clarence Byham
born 09/1936 · United States owns 75–100% of shares · holds 75–100% of votes · can appoint and remove directors Control ended 06/04/2016

Change history

Reconstructed from the dated records Companies House publishes

DateChangeWasNow
06/04/2016 Person with significant control ceased Dr William Clarence Byham
06/04/2016 Person with significant control ceased Development Dimensions International Inc
06/04/2016 Person with significant control added Dr William Clarence Byham
06/04/2016 Person with significant control added Dr Tacy Michael Byham
06/04/2016 Person with significant control added Development Dimensions International Inc

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 2,061
▲ 21.6%
1,695
Employees (avg) 38
▼ 7.3%
41

Documents for DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) 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.

Development Dimensions International (U.k.) Limited — WC1V 7BD
Tier 2 · renews 17/06/2027
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 DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED?
According to the official registry, the company number of DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED is 01683848.
Where is DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED registered?
The registered office is RUNWAY EAST, 24-28 BLOOMSBURY WAY, LONDON, WC1A 2SN, ENGLAND.
What is the SIC code of DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED?
The nature of business is recorded under SIC code 70229 — Management consultancy activities other than financial management.
Who controls DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED?
Development Dimensions International Inc is recorded as a person with significant control, and owns 75–100% of shares.
When are the next accounts of DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED due?
The next annual accounts are due by 31 May 2027, and the last accounts were made up to 31 August 2025.

About DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED (01683848)

DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED is a private limited company incorporated on 3 December 1982 and registered in the United Kingdom under company number 01683848. Its registered office is at RUNWAY EAST, 24-28 BLOOMSBURY WAY, LONDON, WC1A 2SN, ENGLAND. 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 Development Dimensions International Inc. 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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