- Companies
- Specialist contractors
- Alpha Spark Limited
Alpha Spark Limited
- Company number
- 16910332
- Incorporated
- 15 Dec 2025
- Registered office
- 85 Tarling Road- C/O VG & Co(Accountants), Office 1 ,ST Lukes Business Centre, Canning Town, London, E16 1HN
- Nature of business
- Other specialised construction activities n.e.c.
Alpha Spark Limited is a newly incorporated private limited company registered in Canning Town, company number 16910332, one of the UK's specialist construction companies. Its next accounts are due at Companies House on 15 September 2027, and its first CT600 is due at HMRC on 14 December 2027.
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?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for Alpha Spark LimitedOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Where Alpha Spark Limited is registered
The registered office is in Canning Town (E16), in the Newham local authority area, London. Show E16 1HN on a map.
Other trade companies in E16
- A&A Decor LtdPainters and decorators
- Ramatu Seafood Bowl LtdProperty developers
- RM Construction Services LtdBuilders
- Master Flat Roofing LtdFinishing trades
- Syx LimitedBuilders
- Vidasmarius LtdInstallers
- Febaco LtdMotor traders
- Vazgo LtdPainters and decorators
What happens if Alpha Spark 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 15 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 16 Sep 2027 to 15 Oct 2027 | £150 |
| 1 to 3 months late | 16 Oct 2027 to 15 Dec 2027 | £375 |
| 3 to 6 months late | 16 Dec 2027 to 15 Mar 2028 | £750 |
| More than 6 months late | From 16 Mar 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
- 16910332
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 December 2025
- Registered office
- 85 Tarling Road- C/O VG & Co(Accountants), Office 1 ,ST Lukes Business Centre, Canning Town, London, E16 1HN
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 December (accounting reference date)
- Accounts type
- No accounts filed yet
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
Other active specialist construction companies.
Frequently asked questions
When are Alpha Spark Limited's accounts due?
Alpha Spark Limited's next accounts are due at Companies House by 15 September 2027 (in 338 days), covering the period to 31 December 2026.
When is Alpha Spark Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 14 December 2026, due by 14 December 2027, and one for the period to 31 December 2026, due by 31 December 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Alpha Spark Limited still trading?
Alpha Spark 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 Alpha Spark Limited do?
Alpha Spark Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Alpha Spark Limited?
Alpha Spark Limited was incorporated on 15 December 2025, less than a year ago.
What is the penalty if Alpha Spark 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 Alpha Spark 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.