- Company number
- 17310602
- Incorporated
- 30 Jun 2026
- Registered office
- Flat 9, Welham Court, Dixons Hill Road, Hatfield, AL9 7DF
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Construction of other civil engineering projects n.e.c.; Demolition
Enki Construction Ltd is a newly incorporated private limited company registered in Hatfield, company number 17310602, one of 112 building contractors in Hatfield. Its next accounts are due at Companies House on 31 March 2028, and its first CT600 is due at HMRC on 29 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?
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 Enki Construction LtdOr 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 Enki Construction Ltd is registered
The registered office is in Hatfield (AL9), in the Welwyn Hatfield local authority area, East of England. Show AL9 7DF on a map.
Other trade companies in AL9
- DMC Equity LtdProperty developers
- Summit Air Conditioning Services LtdPlumbers and heating engineers
- Teknosa Automotive LimitedMotor traders
- Queensbury ST Ippolyts LimitedBuilders
- William Douglas Acquisitions LimitedProperty developers
- LG Site Services LimitedBuilders
- Miella Construction LtdPlumbers and heating engineers
- Leane Building LtdBuilders
What happens if Enki Construction 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 March 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Apr 2028 to 30 Apr 2028 | £150 |
| 1 to 3 months late | 1 May 2028 to 30 Jun 2028 | £375 |
| 3 to 6 months late | 1 Jul 2028 to 30 Sep 2028 | £750 |
| More than 6 months late | From 1 Oct 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
- 17310602
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 June 2026
- Registered office
- Flat 9, Welham Court, Dixons Hill Road, Hatfield, AL9 7DF
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Demolition (SIC 43110) - Year end
- 30 June (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Hatfield
Other active building contractors registered in Hatfield.
- Ewi Specialist Ltd2015
- F & F Contractors Limited2025
- Future Space Mode Ltd2020
- Genaral Maintenance Infrastructure Ltd2025
- Gvre Limited2026
- Henneberry Homes Ltd2021
- Hilltop Build UK Limited2019
- Hornbeam Homes Limited2015
All building contractors in Hatfield · All trades in Hatfield · Builders across the UK
Frequently asked questions
When are Enki Construction Ltd's accounts due?
Enki Construction Ltd's next accounts are due at Companies House by 31 March 2028 (in 536 days), covering the period to 30 June 2027.
When is Enki Construction 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 June 2027, due by 29 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 Enki Construction Ltd still trading?
Enki Construction 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 Enki Construction Ltd do?
Enki Construction Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Construction of other civil engineering projects n.e.c. (SIC 42990); Demolition (SIC 43110).
How old is Enki Construction Ltd?
Enki Construction Ltd was incorporated on 30 June 2026, less than a year ago.
What is the penalty if Enki Construction 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 Enki Construction 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.