IO ENGINEERING LIMITED
Company number 09717736 · Active · London E3 2PB
IO ENGINEERING LIMITED is an active private limited company (company number 09717736) incorporated on 4 August 2015, registered in London. Its registered activity is engineering design activities for industrial process and production (SIC 71121). Latest micro accounts cover the period ending 31 August 2025, showing net assets of £129k, with 1 employee on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 25% on the prior period (£172k).
By net assets it sits in the top quarter of 660 comparable companies in London (median £1,656, upper quartile £24k).
Key dates
- Incorporated
- 4 August 2015
- Next accounts due
- 31 May 2027 — in 221 days
- Confirmation statement due
- 18 August 2027 — in 300 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 71121
- Engineering design activities for industrial process and production
- Accounts type
- Micro Entity
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 31 August 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 August 2025 | £129k | — | — | £22k | — | — | 1 |
| 31 August 2024 | £172k | — | — | £63k | — | — | 1 |
- Current ratio
- 14.72 — comfortable
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.
Firmoscan score: 76/100 (grade B)
- +10 Positive net assets — Net assets £129,421 at 2025-08-31
- +8 Comfortable liquidity — Current ratio 14.72
- +8 Established — Incorporated 2015-08-04 (11 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 Diego Alejandro Prieto Hurtado — owns 75–100% of shares · since 1 July 2016
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 (engineering design activities for industrial process and production), closest in incorporation date.
- HAKU-LEAN ENGINEERING LIMITED — London, inc. Aug 2015
- DUBROVNIK LIMITED — London, inc. Aug 2015
- SIX SIGMA CONTROLS LTD — London, inc. Jul 2015
- PMD PLAN LIMITED — London, inc. Jul 2015
- LMH DESIGN ENGINEERING LIMITED — London, inc. Jul 2015
- ORIBIOTECH LTD — London, inc. Sept 2015
All companies incorporated on 4 August 2015 · in Aug 2015.
Reminders for IO ENGINEERING LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.