- Companies
- Machinery repair and installation
- Elstree
- Iss Safety Limited
Iss Safety Limited
- Company number
- 05254536
- Incorporated
- 8 Oct 200422 years trading
- Registered office
- Suit 10 Catalyst House 720 Centennial Court, Centennial Park, Elstree, Herts, WD6 3SY
- Nature of business
- Installation of industrial machinery and equipment
Iss Safety Limited is a 22-year-old private limited company registered in Elstree, company number 05254536, one of the UK's machinery repair and installation companies. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £42K (+7.2%) on the year before, to £630K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £955K against £328K owed within a year: 2.9 times cover.
- 10 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £630K | £708K | £955K | £328K | 10 |
| 31 Dec 2024 | £587K | £660K | £865K | £281K | 10 |
| 31 Dec 2023 | £503K | £413K | £827K | £325K | 10 |
| 31 Dec 2022 | £485K | £424K | £765K | £280K | 10 |
| 31 Dec 2021 | £489K | £430K | £636K | £147K | 9 |
| 31 Dec 2020 | £569K | £497K | £773K | £205K | 9 |
| 31 Dec 2019 | £536K | £369K | £729K | £194K | |
| 31 Dec 2018 | £423K | £311K | £593K | £171K | 10 |
| 31 Dec 2017 | £430K | £295K | £620K | £191K | 10 |
| 31 Dec 2016 | £427K | £328K | £760K | £336K |
Where Iss Safety Limited is registered
The registered office is in Elstree (WD6), in the Hertsmere local authority area, East of England. Show WD6 3SY on a map.
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What happens if Iss Safety Limited files late
Companies House charges an automatic penalty the day after the deadline, and it rises the longer the accounts are late. These are the dates for this company's accounts due on 30 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2028 | another 10% of any unpaid tax |
For returns filed on or after 1 April 2026. Late three times in a row and the £200 penalties become £1,000 each.
Company details
As held on the Companies House register.
- Company number
- 05254536
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 October 2004 (22 years ago)
- Registered office
- Suit 10 Catalyst House 720 Centennial Court, Centennial Park, Elstree, Herts, WD6 3SY
- Nature of business
- Installation of industrial machinery and equipment (SIC 33200)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 28 February 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Elstree
Other active machinery repair and installation companies registered in Elstree.
- Andy's Auto Services Limited2004
- Cotswold Vale Refrigeration Limited2004
- Premier Heat Systems Limited2004
- TRST Maintenance Ltd2004
- Noiz Electronics Limited2004
- Randex Limited2004
- Allied Maintenance Power Services Limited2004
- Extreme Electrical Ltd2004
All machinery repair and installation companies in Elstree · All trades in Elstree · Machinery repair and installation across the UK
Frequently asked questions
When are Iss Safety Limited's accounts due?
Iss Safety Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Iss Safety Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Iss Safety Limited still trading?
Iss Safety Limited is listed as active on the Companies House register as of 1 Oct 2026. Active means it has not been dissolved or entered insolvency; it does not show whether it is currently taking on work.
What does Iss Safety Limited do?
Iss Safety Limited is registered under Installation of industrial machinery and equipment (SIC 33200).
How old is Iss Safety Limited?
Iss Safety Limited was incorporated on 8 October 2004, 22 years ago.
What is the penalty if Iss Safety Limited files its accounts late?
Companies House charges £150 if the accounts are up to 1 month late, £375 up to 3 months, £750 up to 6 months and £1,500 after that, doubled if the previous year's accounts were also late. HMRC charges £200 for a CT600 filed a day late and another £200 at 3 months.
Official records
View Iss Safety Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026). Deadlines are worked out from the register and assume a standard accounting period; a change of year end or a short period moves them. This page is general information, not tax or accountancy advice.