- Companies
- Groundworks and demolition
- Londonderry
- Foyle and Marine Dredging Limited
Foyle and Marine Dredging Limited
- Company number
- NI612816
- Incorporated
- 21 May 201214 years trading
- Registered office
- Telecom Exchange 630 Baranailt Road, Claudy, Londonderry, County Londonderry, BT47 4EA
- Nature of business
- Site preparation
Foyle and Marine Dredging Limited is a 14-year-old private limited company registered in Londonderry, company number NI612816, one of 15 groundworks and demolition companies in Londonderry. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £207K (+22.2%) on the year before, to £1.1M.
- Net assets rose in 8 of 9 year-on-year comparisons on record.
- Current assets of £4.8M against £5M owed within a year: 1.0 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £1.1M | £4.8M | £5M | 4 | |
| 31 Jul 2024 | £929K | £4.1M | £4.3M | 4 | |
| 31 Jul 2023 | £874K | £2.5M | £2.4M | 3 | |
| 31 Jul 2022 | £790K | £1.3M | £1.1M | 4 | |
| 31 Jul 2021 | £702K | £570K | £1.8M | £1.6M | 4 |
| 31 Jul 2020 | £177K | £806K | £945K | 0 | |
| 31 Jul 2019 | £35K | £775K | £1.2M | 3 | |
| 31 Jul 2018 | £151K | £720K | £1.1M | ||
| 31 Jul 2017 | £151K | £227K | £869K | £1.1M | |
| 31 Jul 2016 | £107K | £0 | £304K | £638K |
Where Foyle and Marine Dredging Limited is registered
The registered office is in Londonderry (BT47), in the Derry City and Strabane local authority area, Northern Ireland. Show BT47 4EA on a map.
Other trade companies in BT47
- RNK Contracts LimitedGroundworks and demolition
- Den Electrical LtdElectricians
- 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
What happens if Foyle and Marine Dredging 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 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- NI612816
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 May 2012 (14 years ago)
- Registered office
- Telecom Exchange 630 Baranailt Road, Claudy, Londonderry, County Londonderry, BT47 4EA
- Nature of business
- Site preparation (SIC 43120)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 21 May 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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.
- I.F.C Groundworks Ltd2023
- J & H Contracts Limited2018
- JCK Construction Ltd2026
- Leitir Tunnelling Limited2016
- NW Geotech Limited2021
- PG Tarmac & Grounds Work Ltd2025
- Re Services Ltd2019
- RNK Contracts Limited2026
All groundworks and demolition companies in Londonderry · All trades in Londonderry · Groundworks and demolition across the UK
Frequently asked questions
When are Foyle and Marine Dredging Limited's accounts due?
Foyle and Marine Dredging Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Foyle and Marine Dredging Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Foyle and Marine Dredging Limited still trading?
Foyle and Marine Dredging 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 Foyle and Marine Dredging Limited do?
Foyle and Marine Dredging Limited is registered under Site preparation (SIC 43120).
How old is Foyle and Marine Dredging Limited?
Foyle and Marine Dredging Limited was incorporated on 21 May 2012, 14 years ago.
What is the penalty if Foyle and Marine Dredging 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 Foyle and Marine Dredging 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.