PERSIUM LTD
Company number 12059686 · Active · London N3 2JN
PERSIUM LTD is an active private limited company (company number 12059686) incorporated on 19 June 2019, registered in London. Its registered activity is other research and experimental development on natural sciences and engineering (SIC 72190). Latest micro accounts cover the period ending 30 June 2025, showing net assets of −£16k, 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 717% on the prior period (£2,604).
By net assets it sits in the bottom quarter of 654 comparable companies in London (median £101, upper quartile £41k).
Key dates
- Incorporated
- 19 June 2019
- Next accounts due
- 30 March 2027 — in 159 days
- Confirmation statement due
- 3 July 2027 — in 254 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 72190
- Other research and experimental development on natural sciences and engineering
- Accounts type
- Micro Entity
- Size band
- Micro (Companies Act thresholds)
Financials — 2 periods on record, latest ending 30 June 2025
| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 June 2025 | −£16k | — | — | — | — | — | 4 |
| 30 June 2024 | £2,604 | — | — | — | — | — | 4 |
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: 35/100 (grade D)
- -15 Negative net assets — Net assets £-16,076 at 2025-06-30
- -8 Net assets falling — -717.4% vs prior period
- +8 Established — Incorporated 2019-06-19 (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 Ali Yousefian — owns 75–100% of shares; holds 75–100% of voting rights; can appoint or remove directors · since 19 June 2019
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 (other research and experimental development on natural sciences and engineering), closest in incorporation date.
- AHBSTRA ENGINEERING LTD — London, inc. Jun 2019
- MYOND MANAGEMENT SERVICES LTD — London, inc. Jun 2019
- COSCAN LTD — London, inc. Jul 2019
- BIOMIR LIFE SCIENCES LTD — London, inc. Jun 2019
- PENRHOS BIO LIMITED — London, inc. Jul 2019
- FRQNCY LIMITED — London, inc. Jul 2019
All companies incorporated on 19 June 2019 · in Jun 2019.
Reminders for PERSIUM LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.