Annual accounts
Total Exemption Full accounts
31/05/2027Filing deadline
Made up to 31/08/2025Due 31/05/2027
- Next accounts made up to
- 31/08/2026
- Last accounts made up to
- 31/08/2025
SEAL-IT-SYSTEMS (SIS) LIMITED
ActiveRegistry details
Reference data exactly as held at Companies House.
Copy registry details
- Registered office
- Mentor House, Ainsworth Street, Blackburn, Lancashire BB1 6AY
- Classification (SIC)
- Manufacture of other special-purpose machinery n.e.c. (28.99 - SIC 2007)
- Accounts type
- Total Exemption Full
Company activity
The 4 most recent documents filed at Companies House.
Pre-Score for UK companies is coming soon
- 21/08/2026View PDF (5 pages)
Confirmation statement made on 2026-08-09 with updates
- 13/08/2025View PDF (5 pages)
Confirmation statement made on 2025-08-09 with updates
- 22/05/2025View PDF (9 pages)
Total exemption full accounts made up to 2024-08-31
- 16/08/2024View PDF (5 pages)
Confirmation statement made on 2024-08-09 with updates
Coming soon
What Pre-Score will tell you
- Whether the filed accounts are strengthening or weakening year on year.
- Whether this company files on time, and how often its record changes.
- How its officers and controlling parties connect to other UK companies.
Accounts and confirmation statement
The two filings Companies House requires every year, and where each one stands against its deadline today.
On schedule
Confirmation statement
Confirms the registry record is up to date
23/08/2027Filing deadline
Last statement 09/08/2026Due 23/08/2027
- Next statement date
- 09/08/2027
- Last statement dated
- 09/08/2026
Financial performance
The latest figures SEAL-IT-SYSTEMS (SIS) LIMITED filed. Okredo holds filed accounts data for 2021–2025; the year-by-year record is on the financials page.
Net Assets
£23.99K2025
-47.32%vs 20242024: £45.54K
Total Assets
£248.92K2025
16.64%vs 20242024: £213.40K
Cash in Bank
£69.01K2025
39.34%vs 20242024: £49.53K
Total Liabilities
£224.93K2025
34.00%vs 20242024: £167.86K
Employees
02025
0vs 20242024: 0
Of the 4 measures with an earlier filing to compare against, 3 rose and 1 fell. Total liabilities moved furthest, up 34.00% on 2024. See the full financial analysis for SEAL-IT-SYSTEMS (SIS) LIMITED.
The full financial record
Four ways through SEAL-IT-SYSTEMS (SIS) LIMITED's filed accounts — the year-by-year numbers, the compound rates and the ratios behind them.
Net Assets · +24.9% a year (CAGR)Three-year trend, 2023–2025Every measure end to end across 2023, 2024 and 2025, with the compound rate behind each one.See what moved5 chartsCharts by indicator5 filed indicators plotted year by year, 2021–2025.Plot the figuresNothing estimatedRatios from the filed figures4 ratios computed from this company's own reported amounts, each shown against the year it was derived from.Check the ratios5 × 5 yearsEvery figure by yearAll 5 measures Okredo tracks across 5 reported years, exactly as filed.Open the table
Employees
Headcount as reported to Companies House for 2021–2025.
| Year | Employees | Change |
|---|---|---|
| 2025 | 0 | 0 |
| 2024 | 0 | -6 |
| 2023 | 6 | -1 |
| 2022 | 7 | +2 |
| 2021 | 5 | – |
Reported employee count decreased from 5 in 2021 to 0 in 2025. See how headcount moved alongside the reported financials.
Credit report
It is a professional assessment of the company 's performance, revealing company's potential and risks, showing it's past experiences and revealing future prospects.
- Company potential
- Risk indicators
- Past performance
- Future prospects
Officers
7Directors, secretaries and other appointed officers, with the period each has served.
| Person | Role | Period | Connected companies |
|---|---|---|---|
| Nominee Director | 09/08/2001–09/08/2001 | 66414 | |
| Nominee Secretary | 09/08/2001–09/08/2001 | 67416 | |
| Director | 05/06/2002–31/08/2012 | 0 | |
| Director | 05/06/2002–Present | 0 | |
| Director | 09/08/2001–Present | 0 | |
| Secretary | 09/08/2001–Present | 0 | |
| Director | 09/08/2001–31/08/2012 | 1 |
Persons with significant control
2Individuals or entities with significant control over the company, as declared to Companies House.
| Person | Period | Connected companies |
|---|---|---|
| 06/04/2016–Present | 0 | |
| 06/04/2016–Present | 0 |
Filing history and recent activity
Every document on the Companies House record, newest first.
- Filings on record
- 8
- Since 31/05/2023
- Last 12 months
- 1
- -1 vs the year before
- Most recent filing
- 21/08/2026
- 1 month ago
What changed in the last year
- Confirmation statementLatest 21/08/2026
Filing timeline
- 21/08/2026View PDF (5 pages)
Confirmation statement made on 2026-08-09 with updates
- 13/08/2025View PDF (5 pages)
Confirmation statement made on 2025-08-09 with updates
- 22/05/2025View PDF (9 pages)
Total exemption full accounts made up to 2024-08-31
- 16/08/2024View PDF (5 pages)
Confirmation statement made on 2024-08-09 with updates
- 20/05/2024View PDF (9 pages)
Total exemption full accounts made up to 2023-08-31
- 18/08/2023View PDF (5 pages)
Confirmation statement made on 2023-08-09 with updates
- 11/08/2023View PDF (2 pages)
Notification of Deborah Whelan as a person with significant control on 2016-04-06
- 31/05/2023View PDF (9 pages)
Total exemption full accounts made up to 2022-08-31
See when the next accounts and confirmation statement are due
Similar companies
157 UK companies are similar to SEAL-IT-SYSTEMS (SIS) LIMITED, sharing the same company status (Active), the same industry sector and activity group (Manufacture of other special-purpose machinery n.e.c.) and a comparable number of employees. The 5 closest matches are shown below to help you compare competitors and industry peers.
RIVA EUROPE LIMITED
ActiveThird Floor Gateway House, Tollgate, Chandlers Ford, Hampshire SO53 3TG
- Activity
- Manufacture of other special-purpose machinery n.e.c.
- Company no.
- 04902971
- Incorporated
- 17/09/2003
- Employees
- 0
3MB ENGINEERING LIMITED
ActiveTagus House, 9 Ocean Way, Southampton, Hampshire SO14 3TJ
- Activity
- Manufacture of metal forming machinery
- Company no.
- 08925079
- Incorporated
- 06/03/2014
- Employees
- 0
LANGBOW LIMITED
ActiveC/O Edwards Chartered, Accountants Harmony House, 34 High Street Aldridge, Walsall West Midlands WS9 8LZ
- Activity
- Manufacture of other general-purpose machinery n.e.c.
- Company no.
- 01147149
- Incorporated
- 22/11/1973
- Employees
- 0
LASERTECH-DRM LIMITED
Active1386 London Road, Leigh On Sea, Essex SS9 2UJ
- Activity
- Manufacture of metal forming machinery
- Company no.
- 08987471
- Incorporated
- 09/04/2014
- Employees
- 0
A.T.L. AGRICULTURAL TECHNOLOGY LIMITED
ActiveUnits 1 & 2 Acorn Business Centre, Oaks Drive, Newmarket, Suffolk CB8 7SY
- Activity
- Manufacture of agricultural and forestry machinery other than tractors
- Company no.
- 01531814
- Incorporated
- 02/12/1980
- Employees
- 0
About SEAL-IT-SYSTEMS (SIS) LIMITED
A short description of the company, written from its Companies House record.
SEAL-IT-SYSTEMS (SIS) LIMITED is a private limited company registered in the United Kingdom, based in Mentor House, Ainsworth Street, Blackburn, Lancashire BB1 6AY. Companies House classifies its business as Manufacture of other special-purpose machinery n.e.c.. It has been on the register for 25 years 1 month.
The register currently records it as active. Its 2025 accounts report net assets of £23.99K and 0 employees.
SEAL-IT-SYSTEMS (SIS) LIMITED: frequently asked questions
Answered from this company's own registry record and filed figures.
Companies House records SEAL-IT-SYSTEMS (SIS) LIMITED under one registered business activity: Manufacture of other special-purpose machinery n.e.c. (28.99 - SIC 2007).
SEAL-IT-SYSTEMS (SIS) LIMITED is recorded as active on the Companies House register, and has been on it since 09/08/2001.
The most recent accounts Okredo holds cover 2025 and report net assets of £23.99K, total assets of £248.92K, cash in bank of £69.01K and total liabilities of £224.93K.
The most recent document on the record is dated 21/08/2026: Confirmation statement made on 2026-08-09 with updates, 1 month ago.
On the current registry record, accounts are due by 31/05/2027 and the next confirmation statement is due by 23/08/2027.
Companies House lists 7 officers (3 currently in post) and 2 people with significant control.