- Companies
- Groundworks and demolition
- London
- Sustainable Sparkle Ltd
Sustainable Sparkle Ltd
- Company number
- 16126406
- Incorporated
- 9 Dec 20241 year trading
- Registered office
- Haynes Lane, 19-21, London, SE19 3AN
- Nature of business
- Demolition; Other building completion and finishing; Other specialised construction activities n.e.c.
Sustainable Sparkle Ltd is a 1-year-old private limited company registered in London, company number 16126406, one of 287 groundworks and demolition companies in London. Companies House shows its accounts as overdue: they were due on 9 September 2026.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
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Where Sustainable Sparkle Ltd is registered
The registered office is in London (SE19), in the Croydon local authority area, London. Show SE19 3AN on a map.
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What happens if Sustainable Sparkle Ltd files late
If the accounts reach Companies House today, the late filing penalty is £375 (£750 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 10 Sep 2026 to 9 Oct 2026 | £150 |
| 1 to 3 months late | 10 Oct 2026 to 9 Dec 2026 | £375 |
| 3 to 6 months late | 10 Dec 2026 to 9 Mar 2027 | £750 |
| More than 6 months late | From 10 Mar 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 16126406
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 December 2024 (1 year ago)
- Registered office
- Haynes Lane, 19-21, London, SE19 3AN
- Nature of business
- Demolition (SIC 43110)
Other building completion and finishing (SIC 43390)
Other specialised construction activities n.e.c. (SIC 43999) - Year end
- 31 December (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 19 October 2025
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in London
Other active groundworks and demolition companies registered in London.
- Swindon and Marlborough Groundworks Ltd2025
- Taeva Limited2016
- Tagg Construction Limited1993
- Tanny Servicesand Solutions Ltd2023
- TBSG Site Solutions Ltd2024
- Telegraph Hill Builders Ltd2017
- Thameside Groundworks Ltd.2021
- Thameside Groundworks Site Investigation & Civils Ltd2025
All groundworks and demolition companies in London · All trades in London · Groundworks and demolition across the UK
Frequently asked questions
When are Sustainable Sparkle Ltd's accounts due?
Sustainable Sparkle Ltd's accounts were due at Companies House on 9 September 2026 and the register shows them as overdue.
When is Sustainable Sparkle Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 8 December 2025, due by 8 December 2026, and one for the period to 31 December 2025, due by 31 December 2026. Corporation tax is payable 9 months and 1 day after the end of each.
Is Sustainable Sparkle Ltd still trading?
Sustainable Sparkle Ltd is listed as active on the Companies House register (checked 13 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 Sustainable Sparkle Ltd do?
Sustainable Sparkle Ltd is registered under Demolition (SIC 43110); Other building completion and finishing (SIC 43390); Other specialised construction activities n.e.c. (SIC 43999).
How old is Sustainable Sparkle Ltd?
Sustainable Sparkle Ltd was incorporated on 9 December 2024, 1 year ago.
What is the penalty if Sustainable Sparkle Ltd 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 Sustainable Sparkle Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.