- Companies
- Civil engineering
- Belfast
- NT Design (NI) Limited
NT Design (NI) Limited
- Company number
- NI614924
- Incorporated
- 12 Oct 201214 years trading
- Registered office
- 248 Upper Newtownards Road, Belfast, BT4 3EU
- Nature of business
- Construction of other civil engineering projects n.e.c.
NT Design (NI) Limited is a 14-year-old private limited company registered in Belfast, company number NI614924, one of 67 civil engineering contractors in Belfast. Its next accounts are due at Companies House on 31 October 2026, and its first CT600 is due at HMRC on 31 October 2026.
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 down £693 (-27.9%) on the year before, to £1,791.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £384 against £2,175 owed within a year: 0.2 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 10 years, 2015 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2024 | £1,791 | £384 | £2,175 | 1 | |
| 31 Oct 2023 | £2,484 | £2 | £2,486 | 0 | |
| 31 Oct 2022 | £1,842 | £2 | £1,844 | 0 | |
| 31 Oct 2021 | £1,174 | £2,086 | £3,260 | 0 | |
| 31 Oct 2020 | £189 | £4,117 | £4,306 | 0 | |
| 31 Oct 2019 | £596 | £2 | £598 | 0 | |
| 31 Oct 2018 | £566 | £1,570 | £2,136 | ||
| 31 Oct 2017 | £248 | £4,320 | £4,568 | ||
| 31 Oct 2016 | £70 | £20K | £21K | £21K | |
| 31 Oct 2015 | £2 | £2 |
Where NT Design (NI) Limited is registered
The registered office is in Belfast (BT4), in the Belfast local authority area, Northern Ireland. Show BT4 3EU on a map.
Other trade companies in BT4
- C&G Electrical (NI) LtdElectricians
- Belmont & Bond LtdProperty developers
- Seaside Living LtdMotor traders
- Cleaner Holmes LtdCleaning companies
- Glenview Glass and Glazing LimitedGlaziers
- Raphael Ventures LimitedMotor traders
- Sycamore Carpentry LtdJoiners and carpenters
- Raphael Ventures Ireland LimitedMotor traders
Shared registered office
62 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if NT Design (NI) 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- NI614924
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 October 2012 (14 years ago)
- Registered office
- 248 Upper Newtownards Road, Belfast, BT4 3EU
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2024
- Last confirmation statement
- 12 October 2025
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 Belfast
Other active civil engineering contractors registered in Belfast.
- Opus Engineering Ire Limited2018
- Orchard Renewables Ltd2024
- Pad Projects (N.I.) Limited2025
- PBC Contracts Ltd2025
- Phi (N.I.) Limited2009
- PJC Energy Solutions Ltd2018
- Poweroptix Limited2023
- Professional Rail Solutions Ltd2022
All civil engineering contractors in Belfast · All trades in Belfast · Civil engineering across the UK
Frequently asked questions
When are NT Design (NI) Limited's accounts due?
NT Design (NI) Limited's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is NT Design (NI) 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 31 October 2025, due by 31 October 2026, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is NT Design (NI) Limited still trading?
NT Design (NI) 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 NT Design (NI) Limited do?
NT Design (NI) Limited is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is NT Design (NI) Limited?
NT Design (NI) Limited was incorporated on 12 October 2012, 14 years ago.
What is the penalty if NT Design (NI) 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 NT Design (NI) 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.