£19k
−51%vs May 2025Active10671870Private limited companyRomford
QUANTUM ENGINEERED DESIGN LIMITED
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
01
Summary
QUANTUM ENGINEERED DESIGN LIMITED is an active private limited company (company number 10671870) incorporated on 15 March 2017, registered in Romford. Its registered activity is electrical installation (SIC 43210). Latest micro accounts cover the period ending 31 March 2026, showing net assets of £19k, with 4 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 51% on the prior period (£38k).
Peer position · net assets
By net assets it sits in the upper half of 4,199 comparable companies in Greater London (median £5,863, upper quartile £31k).
02
Key dates
- Incorporated
- 15 March 20179 yrs ago
- Next accounts due
- 31 December 2027in 435 days
- Confirmation statement due
- 29 March 2027in 158 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
03
Activity
- SIC 43210
- Electrical installation
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
04
Financials
Not reported
Not disclosed
4
Not reported the period before| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 March 2026 | £19k | — | — | £0 | — | — | 4 |
| 31 May 2025 | £38k | — | — | £22k | — | — | — |
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing; micro-entity accounts contain no profit and loss account.
05
Filing and accounts signals
- Net assets above zeroNet assets £18,752 at 31 March 2026
- Net assets down 25% or more on the prior period-51.0% vs prior period
- Incorporated five or more years agoIncorporated 15 March 2017
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 They are not a rating, a prediction or advice, and may be incomplete or out of date.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.
06
Ownership and control
- Mr David Anthony O'Carroll
- owns 25–50% of shares
- holds 25–50% 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.
07
Timeline
- Next accounts duein 435 days
- Confirmation statement duein 158 days
- Accounts period endNet assets £19k · micro accounts
- Accounts period endNet assets £38k · micro accounts
- Incorporated
08
Similar companies in Greater London
- PURPLE POWER ELECTRICAL LTDBromley · inc. Mar 2017
- GTHINK LTDKingston Upon Thames · inc. Mar 2017
- ROSEBUSH 61 LTDBuckhurst Hill · inc. Mar 2017
- MCM ELECTRICAL CONTRACTOR LTDGreenhithe · inc. Mar 2017
- WIMBLEDON CONTRACTORS LTDSutton · inc. Mar 2017
- QUAYS QUALITY BUILDING SERVICES LIMITEDCroydon · inc. Mar 2017
All companies incorporated on 15 March 2017 · in Mar 2017.
09
Reminders for QUANTUM ENGINEERED DESIGN LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.