- Companies
- Specialist contractors
- Waterlooville
- Diamond Safety Limited
Diamond Safety Limited
- Company number
- 08151879
- Incorporated
- 20 Jul 201214 years trading
- Registered office
- 70 Park Avenue, Waterlooville, PO7 5DW
- Nature of business
- Other specialised construction activities n.e.c.
Diamond Safety Limited is a 14-year-old private limited company registered in Waterlooville, company number 08151879, one of 109 specialist construction companies in Waterlooville. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 down £7,642 (-45.6%) on the year before, to £9,112.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £10K against £1,163 owed within a year: 8.8 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £9,112 | £8,167 | £10K | £1,163 | 0 |
| 31 Mar 2025 | £17K | £17K | £19K | £2,202 | 0 |
| 31 Mar 2024 | £22K | £19K | £27K | £3,371 | 0 |
| 31 Mar 2023 | £15K | £14K | £20K | £3,617 | 0 |
| 31 Mar 2022 | £8,677 | £12K | £15K | £3,458 | 0 |
| 31 Mar 2021 | £323 | £337 | £5,150 | £6,466 | 0 |
| 31 Mar 2020 | -£1,801 | £440 | £860 | £3,778 | 0 |
| 31 Mar 2019 | -£3,624 | £71 | £4,396 | ||
| 31 Mar 2018 | -£3,178 | £786 | £4,922 | ||
| 31 Mar 2017 | -£2,541 | £204 | £3,198 |
Where Diamond Safety Limited is registered
The registered office is in Waterlooville (PO7), in the Havant local authority area, South East. Show PO7 5DW on a map.
Other trade companies in PO7
- Coast to Coast Flooring LtdFloor and wall tilers
- Fortress Roofing Services LtdInstallers
- Redlands Roofing LtdInstallers
- WCP Plumbing & Heating LtdPlumbers and heating engineers
- Sparmor Developments LtdProperty developers
- Titan Home Improvements LtdProperty developers
- Accord Housing LimitedProperty developers
- JM Property & Stoves Services LimitedBuilders
What happens if Diamond 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 31 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 08151879
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 July 2012 (14 years ago)
- Registered office
- 70 Park Avenue, Waterlooville, PO7 5DW
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 20 July 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Waterlooville
Other active specialist construction companies registered in Waterlooville.
- DJG Developments Ltd2024
- Drayton Decor Limited2003
- E M Operator Services Limited2017
- Eclipse Property Services (Southern) Limited2008
- Elite Safety Solutions Limited2022
- Evoque Renovations Ltd2025
- Fenebid Ltd2025
- Fix IT Handyman Services Limited2009
All specialist construction companies in Waterlooville · All trades in Waterlooville · Specialist contractors across the UK
Frequently asked questions
When are Diamond Safety Limited's accounts due?
Diamond Safety Limited's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is Diamond Safety Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Diamond Safety Limited still trading?
Diamond 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 Diamond Safety Limited do?
Diamond Safety Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Diamond Safety Limited?
Diamond Safety Limited was incorporated on 20 July 2012, 14 years ago.
What is the penalty if Diamond 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 Diamond 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.