- Companies
- Civil engineering
- Chessington
- Subsea Fields Ltd
Subsea Fields Ltd
- Company number
- 17191003
- Incorporated
- 30 Apr 2026
- Registered office
- 11 May Close, Chessington, KT9 2AP
- Nature of business
- Construction of other civil engineering projects n.e.c.; Engineering related scientific and technical consulting activities; Other engineering activities; Other professional, scientific and technical activities n.e.c.
Subsea Fields Ltd is a newly incorporated private limited company registered in Chessington, company number 17191003, one of the UK's civil engineering contractors. Its next accounts are due at Companies House on 31 January 2028, and its first CT600 is due at HMRC on 29 April 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 Subsea Fields Ltd is registered
The registered office is in Chessington (KT9), in the Kingston upon Thames local authority area, London. Show KT9 2AP on a map.
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What happens if Subsea Fields 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 31 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17191003
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 April 2026
- Registered office
- 11 May Close, Chessington, KT9 2AP
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Engineering related scientific and technical consulting activities (SIC 71122)
Other engineering activities (SIC 71129)
Other professional, scientific and technical activities n.e.c. (SIC 74909) - Year end
- 30 April (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 Chessington
Other active civil engineering contractors registered in Chessington.
All civil engineering contractors in Chessington · All trades in Chessington · Civil engineering across the UK
Frequently asked questions
When are Subsea Fields Ltd's accounts due?
Subsea Fields Ltd's next accounts are due at Companies House by 31 January 2028 (in 476 days), covering the period to 30 April 2027.
When is Subsea Fields 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 29 April 2027, due by 29 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Subsea Fields Ltd still trading?
Subsea Fields 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 Subsea Fields Ltd do?
Subsea Fields Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Engineering related scientific and technical consulting activities (SIC 71122); Other engineering activities (SIC 71129); Other professional, scientific and technical activities n.e.c. (SIC 74909).
How old is Subsea Fields Ltd?
Subsea Fields Ltd was incorporated on 30 April 2026, less than a year ago.
What is the penalty if Subsea Fields 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 Subsea Fields 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.