£40k
−50%vs Sept 2024Active02965781Private limited companyDurham
SEALPRUFE LIMITED
Significant control: Colin Brown (75–100%)
From public filings as at 31 Aug 2026; may contain errors or be out of date.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 Sealprufe Limited sell?
Registered activity: Other specialised construction activities n.e.c. (SIC 43999). We’re building product and service lists for UK companies. Get this one when it’s ready.
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01
Summary
SEALPRUFE LIMITED is an active private limited company (company number 02965781) incorporated on 7 September 1994, registered in Durham. Its registered activity is other specialised construction activities n.e.c. (SIC 43999). Latest small accounts cover the period ending 30 September 2025, showing net assets of £40k and cash of £41k, with 1 employee on average. Net assets fell 50% on the prior period (£81k).
Peer position · net assets
By net assets it sits in the upper half of 713 comparable companies in Newcastle (median £6,802, upper quartile £49k).
02
Ownership and control
- Mr Colin Brown
- owns 75–100% of shares
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
- 7 September 199432 yrs ago
- Next accounts due
- 30 June 2027in 244 days
- Confirmation statement due
- 21 September 2027in 327 days
Due dates are expected from Companies House filing rules; confirm on the official register before relying on them.
04
Activity
- SIC 43999
- Other specialised construction activities n.e.c.
- Accounts type
- Total Exemption Full
- Size band
- MicroCompanies Act thresholds
05
Financials
£41k
−50%vs Sept 2024Not reported
1
No changevs Sept 2024| Period end | Net assets | Cash | Debtors | Creditors <1y | Turnover | Profit | Employees |
|---|---|---|---|---|---|---|---|
| 30 September 2025 | £40k | £41k | £810 | — | — | — | 1 |
| 30 September 2024 | £81k | £81k | £810 | — | — | — | 1 |
Cash per employee£41kCash ÷ average employees
Figures as filed in iXBRL accounts at Companies House. "—" means the line was not reported in that filing.
06
Filing and accounts signals
- Net assets above zeroNet assets £40,219 at 30 September 2025
- Net assets down 25% or more on the prior period-50.4% vs prior period
- Incorporated five or more years agoIncorporated 7 September 1994
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
- Confirmation statement duein 327 days
- Next accounts duein 244 days
- Accounts period endNet assets £40k · small accounts
- Accounts period endNet assets £81k · small accounts
- Incorporated
08
Similar companies in Newcastle
- W.S. CONTROLS LIMITEDMedburn · inc. Jun 1995
- JOHN F. PATRICK LIMITEDNewcastle Upon Tyne · inc. Nov 1993
- SEALANE INSHORE LIMITEDSouth Shields · inc. Sept 1993
- HISTORIC PROPERTY RESTORATION LIMITEDNorth Shields · inc. Sept 1995
- AIR DESIGN SYSTEMS LIMITEDGateshead · inc. Jun 1993
- KAEFER LIMITEDNewcastle Upon Tyne · inc. Dec 1995
All companies incorporated on 7 September 1994 · in Sept 1994.
09
Reminders for SEALPRUFE LIMITED
Get an email before each filing deadline — accounts and confirmation statement — so nothing is late.