- Companies
- Specialist contractors
- Antrim
- Portlee Engineering Limited
Portlee Engineering Limited
- Company number
- NI678941
- Incorporated
- 4 May 20215 years trading
- Registered office
- 104 Gallagh Road, Toomebridge, Antrim, BT41 3PD
- Nature of business
- Other specialised construction activities n.e.c.
Portlee Engineering Limited is a 5-year-old private limited company registered in Antrim, company number NI678941, one of 13 specialist construction companies in Antrim. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 £1,902 (+200%) on the year before, to £951.
- Net assets rose in 2 of 3 year-on-year comparisons on record.
- Current assets of £1,998 against £2,949 owed within a year: 0.7 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £951 | £1,998 | £2,949 | 0 | |
| 31 May 2024 | -£951 | £1,998 | £1,998 | £2,949 | 0 |
| 31 May 2023 | £540 | £3,118 | £3,118 | £2,578 | 0 |
| 31 May 2022 | £100 | £100 |
Who runs and owns Portlee Engineering Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| A*** J*** | Director | May 2021 |
Person with significant control
Where Portlee Engineering Limited is registered
The registered office is in Antrim (BT41), in the Antrim and Newtownabbey local authority area, Northern Ireland. Show BT41 3PD on a map.
Other trade companies in BT41
- Artlone Utilities LtdMachinery repair and installation
- LGC Contracts LtdBuilders
- GM Homes & Property LimitedProperty developers
- McCombe Construction LtdBuilders
- C.S.Spray.Worx LimitedPainters and decorators
- Cuttin An'trimmin LtdLandscapers and gardeners
- M3 Fitout LimitedInstallers
- PCR Property Developments LimitedBuilders
What happens if Portlee Engineering 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- NI678941
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 4 May 2021 (5 years ago)
- Registered office
- 104 Gallagh Road, Toomebridge, Antrim, BT41 3PD
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 3 May 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Antrim
Other active specialist construction companies registered in Antrim.
- SP Group Global Ltd2016
- VRG Resources NI Limited2019
- Aw Builders Ltd2021
- BMK Brickworks NI Ltd2025
- D.L Access Ltd2019
- Dreamstone Contracts Ltd2015
- FG Bricklaying Ltd2025
- Lumaet Ltd2025
All specialist construction companies in Antrim · All trades in Antrim · Specialist contractors across the UK
Frequently asked questions
When are Portlee Engineering Limited's accounts due?
Portlee Engineering Limited's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Portlee Engineering Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Portlee Engineering Limited still trading?
Portlee Engineering 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 Portlee Engineering Limited do?
Portlee Engineering Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Portlee Engineering Limited?
Portlee Engineering Limited was incorporated on 4 May 2021, 5 years ago.
Who runs Portlee Engineering Limited?
Portlee Engineering Limited has 1 active director, the longest-serving appointed in May 2021. Their names and service addresses are on the Companies House register.
Who owns Portlee Engineering Limited?
One person or company has significant control of Portlee Engineering Limited: an individual (owns 75% or more of the shares).
What is the penalty if Portlee Engineering 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 Portlee Engineering 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.