ERN ENGINEERING LTD
Company number 12470559 · Active · London N5 2ER
ERN ENGINEERING LTD is an active private limited company (company number 12470559) incorporated on 19 February 2020, registered in London. Its registered activity is plumbing, heat and air-conditioning installation (SIC 43220). Latest small accounts cover the period ending 31 December 2025, showing net assets of £44k and cash of £62k, with 1 employee on average. Net assets rose 290% on the prior period (£11k).
By net assets it sits in the top quarter of 2,146 comparable companies in London (median £2,932, upper quartile £20k).
Key dates
- Incorporated
- 19 February 2020
- Next accounts due
- 30 September 2027 — in 346 days
- Confirmation statement due
- 5 March 2027 — in 137 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 43220
- Plumbing, heat and air-conditioning installation
- SIC 71129
- Other engineering activities
- Accounts type
- Total Exemption Full
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 December 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 December 2025 | £44k | £62k | — | £27k | — | — | 1 |
| 31 December 2024 | £11k | £17k | — | £4,818 | — | — | 1 |
- Current ratio
- 2.6 — comfortable
- Cash per employee
- £62k
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
Firmoscan score: 88/100 (grade A)
- +10 Positive net assets — Net assets £43,765 at 2025-12-31
- +8 Net assets growing — +289.6% vs prior period
- +8 Comfortable liquidity — Current ratio 2.6
- +4 Cash reserves — Cash £62,349
- +8 Established — Incorporated 2020-02-19 (7 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. Eren Colak — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors · since 19 February 2020
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 London
Same activity (plumbing, heat and air-conditioning installation), closest in incorporation date.
- ELECTRICAL & PLUMBING SMART SOLUTIONS LTD — London, inc. Feb 2020
- SIGNATURE KITCHEN STUDIOS LTD — London, inc. Feb 2020
- PULSE PLUMBING & HEATING LTD — Sydenham, inc. Feb 2020
- BLB PLUMBING AND HEATING GROUP LTD — London, inc. Feb 2020
- LONDON HEAT PUMPS LTD — London, inc. Feb 2020
- CORE TECHNICAL FACILITIES LTD — London, inc. Feb 2020
Reminders for ERN ENGINEERING LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.