- Companies
- Builders
- Magherafelt
- Seaview Developments Limited
Seaview Developments Limited
- Company number
- NI032670
- Incorporated
- 17 Jul 199729 years trading
- Registered office
- 4 Tamlaghduff Road, Bellaghy, Magherafelt, Co Londonderry, BT45 8JQ
- Nature of business
- Construction of commercial buildings; Construction of domestic buildings; Other letting and operating of own or leased real estate
Seaview Developments Limited is a 29-year-old private limited company registered in Magherafelt, company number NI032670, one of 48 building contractors in Magherafelt. 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 £55K (+8.9%) on the year before, to £667K.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £250K against £524K owed within a year: 0.5 times cover.
- 5 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 | £667K | £250K | £524K | 5 | |
| 31 Jul 2024 | £613K | £194K | £452K | 5 | |
| 31 Jul 2023 | £569K | £365K | £563K | 5 | |
| 31 Jul 2022 | £526K | £226K | £387K | 5 | |
| 31 Jul 2021 | £523K | £196K | £335K | 5 | |
| 31 Jul 2020 | £521K | £117K | £243K | 5 | |
| 31 Jul 2019 | £639K | £260K | £360K | 5 | |
| 31 Jul 2018 | £648K | £412K | £525K | 5 | |
| 31 Jul 2017 | £586K | £209K | £334K | 4 | |
| 31 Jul 2016 | £594K | £180K | £268K |
Public contracts won
Seaview Developments Limited has one public sector contract award on record; the ones with their own published value total £415K (2022). Source: Contracts Finder and Find a Tender award notices. These were matched by the company's exact name because the notice gave no company number.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| CPD - Construction Health Projects | NO3736353B - 21-19 Cookstown Adult and Day Centre Alterations | £415K | 8 Apr 2022 |
Where Seaview Developments Limited is registered
The registered office is in Magherafelt (BT45), in the Mid Ulster local authority area, Northern Ireland. Show BT45 8JQ on a map.
Other trade companies in BT45
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- Decorfinishni LtdPainters and decorators
- Tonagh Construction Services LtdSpecialist contractors
- Es Brickwork LtdSpecialist contractors
- CSS Ireland LtdSpecialist contractors
- 825 Contracts LtdBuilders
- Vind Services LtdMachinery repair and installation
- Braidwater (Strategic Land) LimitedProperty developers
What happens if Seaview Developments 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
- NI032670
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 July 1997 (29 years ago)
- Registered office
- 4 Tamlaghduff Road, Bellaghy, Magherafelt, Co Londonderry, BT45 8JQ
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 17 July 2026
- Charges (mortgages)
- 3 outstanding of 5 registered
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 Magherafelt
Other active building contractors registered in Magherafelt.
- Setanta Ltd2002
- Sos Joinery Limited2010
- Streamline Joinery and Construction Limited2017
- Thorn Fitout Limited2024
- Viewpoint (Hillsborough) Limited2016
- Viewpoint (Mallusk) Limited2016
- White Star Consultants Limited2013
- Woodhill Contracts Ltd2015
All building contractors in Magherafelt · All trades in Magherafelt · Builders across the UK
Frequently asked questions
When are Seaview Developments Limited's accounts due?
Seaview Developments Limited's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is Seaview Developments 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 Seaview Developments Limited still trading?
Seaview Developments 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 Seaview Developments Limited do?
Seaview Developments Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other letting and operating of own or leased real estate (SIC 68209).
How old is Seaview Developments Limited?
Seaview Developments Limited was incorporated on 17 July 1997, 29 years ago.
Has Seaview Developments Limited won public sector contracts?
Yes. Seaview Developments Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £415K), most recently from CPD - Construction Health Projects.
What is the penalty if Seaview Developments 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 Seaview Developments 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.