- Companies
- Groundworks and demolition
- Londonderry
- RNK Contracts Limited
RNK Contracts Limited
- Company number
- NI744151
- Incorporated
- 30 Sep 2026
- Registered office
- 17 Mullintill Road, Londonderry, BT47 4JN
- Nature of business
- Site preparation
RNK Contracts Limited is a newly incorporated private limited company registered in Londonderry, company number NI744151, one of 15 groundworks and demolition companies in Londonderry. Its next accounts are due at Companies House on 30 June 2028, and its first CT600 is due at HMRC on 29 September 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 RNK Contracts Limited is registered
The registered office is in Londonderry (BT47), in the Derry City and Strabane local authority area, Northern Ireland. Show BT47 4JN on a map.
Other trade companies in BT47
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- BDK Consulting LimitedProperty developers
- Oakline Engineering LtdInstallers
- Killew Property Services LimitedFacilities management
- PH Autobody LimitedMechanics and garages
- C Doherty Autos LtdMechanics and garages
- CPMH LtdBuilders
- CCS Prestige LtdMotor traders
What happens if RNK Contracts Limited 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 30 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2028 to 31 Jul 2028 | £150 |
| 1 to 3 months late | 1 Aug 2028 to 30 Sep 2028 | £375 |
| 3 to 6 months late | 1 Oct 2028 to 31 Dec 2028 | £750 |
| More than 6 months late | From 1 Jan 2029 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- NI744151
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 September 2026
- Registered office
- 17 Mullintill Road, Londonderry, BT47 4JN
- Nature of business
- Site preparation (SIC 43120)
- Year end
- 30 September (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Londonderry
Other active groundworks and demolition companies registered in Londonderry.
- Safeflow Traffic Management Ltd2024
- Skeoge Plant & Haulage Limited2011
- Somar Contracts Limited2017
- TMCL & Sons Contracts Ltd2014
- D Davis Plant Limited2026
- FFP Group Ltd2023
- Foyle and Marine Dredging Limited2012
- I.F.C Groundworks Ltd2023
All groundworks and demolition companies in Londonderry · All trades in Londonderry · Groundworks and demolition across the UK
Frequently asked questions
When are RNK Contracts Limited's accounts due?
RNK Contracts Limited's next accounts are due at Companies House by 30 June 2028 (in 627 days), covering the period to 30 September 2027.
When is RNK Contracts Limited'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 September 2027, due by 29 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is RNK Contracts Limited still trading?
RNK Contracts Limited 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 RNK Contracts Limited do?
RNK Contracts Limited is registered under Site preparation (SIC 43120).
How old is RNK Contracts Limited?
RNK Contracts Limited was incorporated on 30 September 2026, less than a year ago.
What is the penalty if RNK Contracts Limited 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 RNK Contracts Limited 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.