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Company profile · Builders
Atlantic Construction Services Ltd
Atlantic Construction Services Ltd is a 3-year-old private limited company registered in Northampton, company number 15004969, one of 586 building contractors in Northampton. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 30 September 2025, as filed at Companies House.
Atlantic Construction Services Ltd over the years
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 down £5,677 (-0.4%) on the year before, to £1.3M.
- 4 employees on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £1.3M | £327K | £703K | 4 | |
| 30 Sep 2024 | £1.3M | £307K | £781K | £62K | 4 |
Where Atlantic Construction Services Ltd is registered
The registered office is in Northampton (NN4), in the West Northamptonshire local authority area, East Midlands. Show NN4 7PW on a map.
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What happens if Atlantic Construction Services 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 15004969
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 July 2023 (3 years ago)
- Registered office
- Plot 14 Caswell Road, Brackmills Industrial Estate, Northampton, NN4 7PW
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 13 July 2024
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 Northampton
Other active building contractors registered in Northampton.
- Av Cladd Ltd2023
- Av Cladding Ltd2020
- Avb Construction Ltd2015
- Bally Brickwork Limited2020
- Barbarossa Brickwork Ltd2026
- Barkli Ltd2022
- Barry Howard Group Ltd2019
- Barry Howard Homes (Hstone) Ltd2020
All building contractors in Northampton · All trades in Northampton · Builders across the UK
Frequently asked questions
When are Atlantic Construction Services Ltd's accounts due?
Atlantic Construction Services Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Atlantic Construction Services Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Atlantic Construction Services Ltd still trading?
Atlantic Construction Services Ltd is listed as active on the Companies House register (checked 12 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 Atlantic Construction Services Ltd do?
Atlantic Construction Services Ltd is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202).
How old is Atlantic Construction Services Ltd?
Atlantic Construction Services Ltd was incorporated on 14 July 2023, 3 years ago.
What is the penalty if Atlantic Construction Services 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 Atlantic Construction Services Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.