- Company number
- NI727695
- Incorporated
- 22 Mar 20251 year trading
- Registered office
- 14 Castle Meadows, Gilford, Craigavon, BT63 6DE
- Nature of business
- Construction of domestic buildings; Electrical installation
S3 Electrical Ltd is a 1-year-old private limited company registered in Craigavon, company number NI727695, one of 71 building contractors in Craigavon. Its next accounts are due at Companies House on 22 December 2026, and its first CT600 is due at HMRC on 21 March 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
Is this your company?
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Where S3 Electrical Ltd is registered
The registered office is in Craigavon (BT63), in the Armagh City, Banbridge and Craigavon local authority area, Northern Ireland. Show BT63 6DE on a map.
Other trade companies in BT63
- Johnston Group Holdings LimitedMotor traders
- Lunamaxtiling LimitedBuilders
- Renovation Squad LtdSpecialist contractors
- Parkstown Developments LtdInstallers
- New Leaf Tree Services LtdLandscapers and gardeners
- Sustar Developments No2 LtdProperty developers
- Nivs (Craigavon) LimitedMotor traders
- Darren Vogan LtdPlumbers and heating engineers
What happens if S3 Electrical 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 22 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Dec 2026 to 22 Jan 2027 | £150 |
| 1 to 3 months late | 23 Jan 2027 to 22 Mar 2027 | £375 |
| 3 to 6 months late | 23 Mar 2027 to 22 Jun 2027 | £750 |
| More than 6 months late | From 23 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- NI727695
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 March 2025 (1 year ago)
- Registered office
- 14 Castle Meadows, Gilford, Craigavon, BT63 6DE
- Nature of business
- Construction of domestic buildings (SIC 41202)
Electrical installation (SIC 43210) - Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 21 March 2026
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 Craigavon
Other active building contractors registered in Craigavon.
- SGH Contracts Ltd2013
- SJR Building Services Ltd2022
- Soc Brickwork Ltd2026
- Stepping Stone Properties Ltd2010
- T MC Alinden & Co Limited2014
- Tamnyvane Ltd2026
- Tullyherron Developments Ltd1998
- Union Builders Ltd2012
All building contractors in Craigavon · All trades in Craigavon · Builders across the UK
Frequently asked questions
When are S3 Electrical Ltd's accounts due?
S3 Electrical Ltd's next accounts are due at Companies House by 22 December 2026 (in 70 days), covering the period to 31 March 2026.
When is S3 Electrical Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 21 March 2026, due by 21 March 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is S3 Electrical Ltd still trading?
S3 Electrical Ltd 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 S3 Electrical Ltd do?
S3 Electrical Ltd is registered under Construction of domestic buildings (SIC 41202); Electrical installation (SIC 43210).
How old is S3 Electrical Ltd?
S3 Electrical Ltd was incorporated on 22 March 2025, 1 year ago.
What is the penalty if S3 Electrical 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 S3 Electrical Ltd 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.