ADDER TECHNOLOGY LIMITED
Company number 01823478 · Active · Leicester LE1 7LT
ADDER TECHNOLOGY LIMITED is an active private limited company (company number 01823478) incorporated on 11 June 1984, registered in Leicester. Its registered activity is manufacture of computers and peripheral equipment (SIC 26200). Latest group accounts cover the period ending 30 June 2025, showing net assets of £53.59m and cash of £34.42m, with 138 employees on average. Net assets rose 11% on the prior period (£48.30m).
By net assets it sits in the top quarter of 672 comparable companies in the UK (median £2,365, upper quartile £116k).
Key dates
- Incorporated
- 11 June 1984
- Next accounts due
- 30 March 2027 — in 163 days
- Confirmation statement due
- 25 June 2027 — in 250 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 26200
- Manufacture of computers and peripheral equipment
- Accounts type
- Group
- Size band
- Medium (Companies Act thresholds)
Financials — 3 periods on record, latest ending 30 June 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 June 2025 | £53.59m | £34.42m | £15.50m | — | — | £5.29m | 138 |
| 30 June 2024 | £48.30m | £26.34m | £14.14m | — | — | £4.46m | 144 |
| 30 June 2023 | — | — | — | — | — | — | — |
- Cash per employee
- £249k
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
Firmoscan score: 85/100 (grade A)
- +10 Positive net assets — Net assets £53,589,716 at 2025-06-30
- +8 Net assets growing — +11.0% vs prior period
- +4 Cash reserves — Cash £34,421,835
- +5 Multi-year filing history — 3 periods on record
- +8 Established — Incorporated 1984-06-11 (42 years)
A transparent, rules-based score from filed data only: every point lists its evidence. It is not a credit rating or advice.
Ownership and control
- Mr Adrian Christopher Dickens — owns 25–50% of shares; holds 25–50% of voting rights · since 6 April 2016
- Adder Trustees Limited (corporate entity, England) — owns 50–75% of shares; holds 50–75% of voting rights; can appoint or remove directors · since 24 November 2025
- Mr Nigel Anthony Dickens — owns 25–50% of shares; holds 25–50% of voting rights · since 6 April 2016 · ceased 24 November 2025
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents.
Similar companies in Leicester
Same activity (manufacture of computers and peripheral equipment), closest in incorporation date.
- ARKEL COMPUTER SERVICES LIMITED — Market Harborough, inc. Sept 1982
- ABACO SYSTEMS LIMITED — Leicester, inc. Jul 1987
- CRANE ELECTRONICS LIMITED — Hinckley, inc. Nov 1971
- ASPEN TECHNOLOGIES LIMITED — North Road Loughborough, inc. Mar 1999
- ADDER LTD — Leicestershire, inc. Jul 2003
- C.J.S. TECHNOLOGY LTD — Leicestershire, inc. Sept 2003
Reminders for ADDER TECHNOLOGY LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.