- Companies
- Civil engineering
- Sittingbourne
- Mym Group Ltd
Mym Group Ltd
- Company number
- 16882033
- Incorporated
- 30 Nov 2025
- Registered office
- 13 Pear Tree Orchard, Bapchild, Sittingbourne, ME10 4GP
- Nature of business
- Construction of roads and motorways; Construction of other civil engineering projects n.e.c.; Landscape service activities
Mym Group Ltd is a newly incorporated private limited company registered in Sittingbourne, company number 16882033, one of 45 civil engineering contractors in Sittingbourne. Its next accounts are due at Companies House on 31 August 2027, and its first CT600 is due at HMRC on 29 November 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 Mym Group Ltd is registered
The registered office is in Sittingbourne (ME10), in the Swale local authority area, South East. Show ME10 4GP on a map.
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What happens if Mym Group 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 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Sep 2027 to 30 Sep 2027 | £150 |
| 1 to 3 months late | 1 Oct 2027 to 30 Nov 2027 | £375 |
| 3 to 6 months late | 1 Dec 2027 to 29 Feb 2028 | £750 |
| More than 6 months late | From 1 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16882033
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 November 2025
- Registered office
- 13 Pear Tree Orchard, Bapchild, Sittingbourne, ME10 4GP
- Nature of business
- Construction of roads and motorways (SIC 42110)
Construction of other civil engineering projects n.e.c. (SIC 42990)
Landscape service activities (SIC 81300) - Year end
- 30 November (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 Sittingbourne
Other active civil engineering contractors registered in Sittingbourne.
- Oak Design and Build Limited2025
- Planning & Logic Network UK Limited2014
- R Quinn Utilities Ltd2021
- RB Groundworks (South East) Limited2011
- RMR Surfacing Ltd2023
- Ropedin Ltd2024
- Sammy Railservice UK Limited2016
- Sedona Civils Ltd2014
All civil engineering contractors in Sittingbourne · All trades in Sittingbourne · Civil engineering across the UK
Frequently asked questions
When are Mym Group Ltd's accounts due?
Mym Group Ltd's next accounts are due at Companies House by 31 August 2027 (in 322 days), covering the period to 30 November 2026.
When is Mym Group 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 November 2026, due by 29 November 2027, and one for the period to 30 November 2026, due by 30 November 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Mym Group Ltd still trading?
Mym Group 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 Mym Group Ltd do?
Mym Group Ltd is registered under Construction of roads and motorways (SIC 42110); Construction of other civil engineering projects n.e.c. (SIC 42990); Landscape service activities (SIC 81300).
How old is Mym Group Ltd?
Mym Group Ltd was incorporated on 30 November 2025, less than a year ago.
What is the penalty if Mym Group 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 Mym Group 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.