SIE-SOF LIMITED
Company number 09043753 · Active · Portsmouth PO2 0LH
SIE-SOF LIMITED is an active private limited company (company number 09043753) incorporated on 16 May 2014, registered in Portsmouth. Its registered activity is other business support service activities n.e.c. (SIC 82990). Latest micro accounts cover the period ending 31 May 2025, showing net assets of £915, with 0 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets fell 10% on the prior period (£1,014).
By net assets it sits in the lower half of 1,273 comparable companies in Portsmouth (median £3,960, upper quartile £47k).
Key dates
- Incorporated
- 16 May 2014
- Next accounts due
- 28 February 2027 — in 136 days
- Confirmation statement due
- 30 May 2027 — in 227 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
Activity
- SIC 82990
- Other business support service activities n.e.c.
- SIC 85590
- Other education n.e.c.
- Accounts type
- Micro Entity
- 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 | £915 | — | — | £997 | — | — | 0 |
| 31 May 2024 | £1,014 | — | — | £1,169 | — | — | 0 |
- Current ratio
- 0.08 — current liabilities exceed current assets
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: 60/100 (grade C)
- +10 Positive net assets — Net assets £915 at 2025-05-31
- -8 Current liabilities exceed current assets — Current ratio 0.08
- +8 Established — Incorporated 2014-05-16 (12 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
- Miss Marzena Kalaczynska — owns 75–100% of shares · since 6 April 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 Portsmouth
Same activity (other business support service activities n.e.c.), closest in incorporation date.
- GOLDCOMPOSITIE LTD — Portsmouth, inc. May 2014
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- MAYFAIR MARKETING LIMITED — Portsmouth, inc. May 2014
- LOWERCASE MARKETING LIMITED — Portsmouth, inc. May 2014
- ARXSIS LTD — Fareham, inc. May 2014
- LTDS MARSH LTD — Chichester, inc. May 2014
Reminders for SIE-SOF LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.