£2.06m
+22%vs Aug 2024Active01683848Private limited companyLondon
DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED
Significant control: Tacy Michael Byham (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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Registered activity: Management consultancy activities other than financial management (SIC 70229). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED is an active private limited company (company number 01683848) incorporated on 3 December 1982, registered in London. Its registered activity is management consultancy activities other than financial management (SIC 70229). Latest small accounts cover the period ending 31 August 2025, showing net assets of £2.06m and cash of £735k, with 38 employees on average. Net assets rose 22% on the prior period (£1.69m).
Peer position · net assets
By net assets it sits in the top quarter of 31,398 comparable companies in London (median £2,815, upper quartile £34k).
02
Ownership and control
- Dr Tacy Michael Byham
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
- Development Dimensions International Inc
- owns 75–100% of shares
- Dr William Clarence Byham
- owns 75–100% of shares
- holds 75–100% of voting rights
- can appoint or remove directors
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 3 December 198243 yrs ago
- Next accounts due
- 31 May 2027in 216 days
- Confirmation statement due
- 17 December 2026in 51 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 70229
- Management consultancy activities other than financial management
- Accounts type
- Small
- Size band
- SmallCompanies Act thresholds
05
Financials
£735k
−25%vs Aug 2024Not reported
38
−7%vs Aug 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 August 2025 | £2.06m | £735k | £2.37m | — | — | — | 38 |
| 31 August 2024 | £1.69m | £978k | £2.02m | — | — | — | 41 |
Cash per employee£19kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £2,061,391 at 31 August 2025
- Net assets up 10% or more on the prior period+21.6% vs prior period
- Cash at bank of £50,000 or moreCash £734,801
- Incorporated five or more years agoIncorporated 3 December 1982
Neutral facts read from the register and filed accounts, each with its evidence. They are not a rating, a prediction or advice, and may be incomplete or out of date. How each signal is derived.
07
Timeline
- Next accounts duein 216 days
- Confirmation statement duein 51 days
- Accounts period endNet assets £2.06m · small accounts
- Accounts period endNet assets £1.69m · small accounts
- Incorporated
08
Similar companies in London
- FUNCTIONAL SERVICES LIMITEDinc. Nov 1982
- BADGER SOFTWARE ENGINEERING LIMITEDinc. Jan 1983
- PHM ASSOCIATES LIMITEDGray'S Inn · inc. Mar 1983
- GORDON HEWITT AND ASSOCIATES LIMITEDLondon · inc. Mar 1983
- ECORYS UK LIMITEDLondon · inc. Jul 1982
- WORLEY CONSULTING GROUP LIMITEDLondon · inc. May 1983
All companies incorporated on 3 December 1982 · in Dec 1982.
09
Reminders for DEVELOPMENT DIMENSIONS INTERNATIONAL (U.K.) LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.