- Company number
- 16259794
- Incorporated
- 18 Feb 20251 year trading
- Registered office
- 512A London Road, Cheam, Sutton, SM3 8HW
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Plastering; Painting
Monsterkil Construction Ltd is a 1-year-old private limited company registered in Sutton, company number 16259794, one of 236 building contractors in Sutton. Its next accounts are due at Companies House on 18 November 2026, and its first CT600 is due at HMRC on 17 February 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.
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Where Monsterkil Construction Ltd is registered
The registered office is in Sutton (SM3), in the Sutton local authority area, London. Show SM3 8HW on a map.
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What happens if Monsterkil 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 18 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 19 Nov 2026 to 18 Dec 2026 | £150 |
| 1 to 3 months late | 19 Dec 2026 to 18 Feb 2027 | £375 |
| 3 to 6 months late | 19 Feb 2027 to 18 May 2027 | £750 |
| More than 6 months late | From 19 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 16259794
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 February 2025 (1 year ago)
- Registered office
- 512A London Road, Cheam, Sutton, SM3 8HW
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Plastering (SIC 43310)
Painting (SIC 43341) - Year end
- 28 February (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 20 October 2025
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 Sutton
Other active building contractors registered in Sutton.
- Montini Limited2026
- MR & Sons Roofing & Building Ltd2026
- MSJ C&D Ltd2023
- MSP Carpentry&Joinery Ltd2016
- Mucina External Works Ltd2026
- Multi Hands Services Limited2024
- N. Santos Ltd2018
- NCN Projects Ltd2023
All building contractors in Sutton · All trades in Sutton · Builders across the UK
Frequently asked questions
When are Monsterkil Construction Ltd's accounts due?
Monsterkil Construction Ltd's next accounts are due at Companies House by 18 November 2026 (in 36 days), covering the period to 28 February 2026.
When is Monsterkil 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 17 February 2026, due by 17 February 2027, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Monsterkil Construction Ltd still trading?
Monsterkil 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 Monsterkil Construction Ltd do?
Monsterkil Construction Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Plastering (SIC 43310); Painting (SIC 43341).
How old is Monsterkil Construction Ltd?
Monsterkil Construction Ltd was incorporated on 18 February 2025, 1 year ago.
What is the penalty if Monsterkil 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 Monsterkil 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.