JOHN PLUMMER STRUCTURAL ENGINEERING LTD
Company number 08322651 · Active · Norwich NR1 1RY
JOHN PLUMMER STRUCTURAL ENGINEERING LTD is an active private limited company (company number 08322651) incorporated on 7 December 2012, registered in Norwich. Its registered activity is other engineering activities (SIC 71129). Latest small accounts cover the period ending 31 May 2025, showing net assets of £216k and cash of £71k, with 2 employees on average. Net assets rose 20% on the prior period (£180k).
By net assets it sits in the top quarter of 3,739 comparable companies in Other (median £8,713, upper quartile £50k).
Key dates
- Incorporated
- 7 December 2012
- Next accounts due
- 28 February 2027 — in 135 days
- Confirmation statement due
- 21 December 2026 — in 66 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 71129
- Other engineering activities
- Accounts type
- Total Exemption Full
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 May 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 May 2025 | £216k | £71k | £159k | — | — | — | 2 |
| 31 May 2024 | £180k | £19k | £202k | — | — | — | 2 |
- Cash per employee
- £35k
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
Firmoscan score: 80/100 (grade A)
- +10 Positive net assets — Net assets £215,770 at 2025-05-31
- +8 Net assets growing — +19.6% vs prior period
- +4 Cash reserves — Cash £70,573
- +8 Established — Incorporated 2012-12-07 (14 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
- John Plummer Holdings Ltd (corporate entity, England And Wales) — owns 75–100% of shares; holds 75–100% of voting rights · since 1 January 2017
- Mr John Theodore Gurney Plummer — owns 50–75% of shares; holds 50–75% of voting rights · since 6 April 2016 · ceased 1 January 2017
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 the UK
Same activity (other engineering activities), closest in incorporation date.
- CORBCO LIMITED — Irvine, inc. Dec 2012
- C M B MACLEOD ELECTRICAL SERVICES LTD — Wick, inc. Dec 2012
- PC TURBINE CONTROLS LIMITED — Lincoln, inc. Dec 2012
- ARCHIMEDES ENGINEERING SOLUTIONS LTD — King'S Lynn, inc. Nov 2012
- BILLJACK SECURITY LIMITED — Cheltenham, inc. Dec 2012
- PETER TANNER ENGINEERING LIMITED — Newton Abbot, inc. Dec 2012
Reminders for JOHN PLUMMER STRUCTURAL ENGINEERING LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.