£71k
+29%vs Oct 2024Active15230375Private limited companyStevenage
BUILDING SURPLUS UK LTD
Significant control: Jan Tomasz Swietek (50–75%), Katarzyna Swietek (25–50%)
From public filings as at 31 Aug 2026; may contain errors or be out of date. Verify at Companies House · Terms
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What does Building Surplus UK Ltd sell?
Registered activity: Web portals (SIC 63120). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
BUILDING SURPLUS UK LTD is an active private limited company (company number 15230375) incorporated on 24 October 2023, registered in Stevenage. Its registered activity is web portals (SIC 63120). Latest micro accounts cover the period ending 31 October 2025, showing net assets of £71k, with 2 employees on average. As micro-entity accounts, no profit and loss account is filed, so turnover and profit are not public. Net assets rose 29% on the prior period (£55k).
Peer position · net assets
By net assets it sits in the top quarter of 4,298 comparable companies in the UK (median £100, upper quartile £8,226).
02
Ownership and control
- Mr Jan Tomasz Swietek
- owns 50–75% of shares
- holds 50–75% of voting rights
- can appoint or remove directors
- Mrs Katarzyna Swietek
- owns 25–50% of shares
- holds 25–50% of voting rights
Persons with significant control hold 25% or more of shares or voting rights. Smaller shareholdings are only listed in confirmation-statement documents. Directors and secretaries: see the officers list at Companies House.
03
Key dates
- Incorporated
- 24 October 20232 yrs ago
- Next accounts due
- 31 July 2027in 281 days
- Confirmation statement due
- 7 November 2026in 15 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 63120
- Web portals
- Accounts type
- Micro Entity
- Size band
- MicroCompanies Act thresholds
05
Financials
Not reported
Not disclosed
2
Not reported the period before| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 31 October 2025 | £71k | — | — | £6,474 | — | — | 2 |
| 31 October 2024 | £55k | — | — | — | — | — | — |
Current ratio7.87Current assets ÷ creditors within one year
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.
06
Filing and accounts signals
- Net assets above zeroNet assets £70,819 at 31 October 2025
- Net assets up 10% or more on the prior period+28.8% vs prior period
- Current assets at least 1.5× creditors within one yearCurrent ratio 7.87
- Incorporated two to five years agoIncorporated 24 October 2023
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.
07
Timeline
- Next accounts duein 281 days
- Confirmation statement duein 15 days
- Accounts period endNet assets £71k · micro accounts
- Accounts period endNet assets £55k · micro accounts
- Incorporated
08
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- BEST CHILD FRIENDLY HOLIDAYS LTDHarpenden · inc. Aug 2023
- PARENTPALS LTDHertford · inc. Apr 2024
- THALES TRADING LTDLetchworth Garden City · inc. Feb 2023
All companies incorporated on 24 October 2023 · in Oct 2023.
09
Reminders for BUILDING SURPLUS UK LTD
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.