- Companies
- Civil engineering
- Croydon
- Spartan Guard Ltd
Spartan Guard Ltd
- Company number
- 17280169
- Incorporated
- 18 Jun 2026
- Registered office
- 6 Rendle Close, Croydon, CR0 6YJ
- Nature of business
- Construction of roads and motorways; Other construction installation; Other specialised construction activities n.e.c.; Security systems service activities
Spartan Guard Ltd is a newly incorporated private limited company registered in Croydon, company number 17280169, one of 45 civil engineering contractors in Croydon. Its next accounts are due at Companies House on 18 March 2028, and its first CT600 is due at HMRC on 17 June 2028.
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 Spartan Guard Ltd is registered
The registered office is in Croydon (CR0), in the Croydon local authority area, London. Show CR0 6YJ on a map.
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What happens if Spartan Guard Ltd 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 18 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 19 Mar 2028 to 18 Apr 2028 | £150 |
| 1 to 3 months late | 19 Apr 2028 to 18 Jun 2028 | £375 |
| 3 to 6 months late | 19 Jun 2028 to 18 Sep 2028 | £750 |
| More than 6 months late | From 19 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jul 2028 | £200 |
| 3 months late | 30 Sep 2028 | another £200 |
| 6 months late | 30 Dec 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Jun 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
- 17280169
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 June 2026
- Registered office
- 6 Rendle Close, Croydon, CR0 6YJ
- Nature of business
- Construction of roads and motorways (SIC 42110)
Other construction installation (SIC 43290)
Other specialised construction activities n.e.c. (SIC 43999)
Security systems service activities (SIC 80200) - Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Croydon
Other active civil engineering contractors registered in Croydon.
- Sthira Inc Ltd2013
- Surrey Civils Group Ltd2025
- Traffi-Co Limited1998
- Wikilift Ltd2020
- Yo Rail Ltd2023
- ZS Connect Ltd2025
- A Shaan Construction Limited2014
- Academy Surfacing Ltd2019
All civil engineering contractors in Croydon · All trades in Croydon · Civil engineering across the UK
Frequently asked questions
When are Spartan Guard Ltd's accounts due?
Spartan Guard Ltd's next accounts are due at Companies House by 18 March 2028 (in 522 days), covering the period to 30 June 2027.
When is Spartan Guard 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 17 June 2027, due by 17 June 2028, and one for the period to 30 June 2027, due by 30 June 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Spartan Guard Ltd still trading?
Spartan Guard Ltd 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 Spartan Guard Ltd do?
Spartan Guard Ltd is registered under Construction of roads and motorways (SIC 42110); Other construction installation (SIC 43290); Other specialised construction activities n.e.c. (SIC 43999); Security systems service activities (SIC 80200).
How old is Spartan Guard Ltd?
Spartan Guard Ltd was incorporated on 18 June 2026, less than a year ago.
What is the penalty if Spartan Guard 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 Spartan Guard Ltd 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.