- Companies
- Specialist contractors
- Port Talbot
- S&J Utilities Ltd
S&J Utilities Ltd
- Company number
- 10441816
- Incorporated
- 24 Oct 20169 years trading
- Registered office
- 10 Sandfields Road, Port Talbot, SA12 6LP
- Nature of business
- Other specialised construction activities n.e.c.
S&J Utilities Ltd is a 9-year-old private limited company registered in Port Talbot, company number 10441816, one of 35 specialist construction companies in Port Talbot. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
Is this your company?
File the accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for S&J Utilities LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
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 £5,735 (-91.6%) on the year before, to £525.
- Net assets rose in 4 of 8 year-on-year comparisons on record.
- 1 employee on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £525 | 1 | |||
| 31 Dec 2024 | £6,260 | 1 | |||
| 31 Dec 2023 | £7,350 | 1 | |||
| 31 Dec 2022 | £14K | £14K | 1 | ||
| 31 Dec 2021 | £5,665 | £5,565 | 2 | ||
| 31 Dec 2020 | £5,595 | £5,495 | 1 | ||
| 31 Dec 2019 | £2,550 | £2,450 | 1 | ||
| 31 Dec 2018 | £3,650 | £3,550 | |||
| 31 Dec 2017 | £3,077 | £4,545 | £4,545 | £1,468 |
Where S&J Utilities Ltd is registered
The registered office is in Port Talbot (SA12), in the Neath Port Talbot local authority area, Wales. Show SA12 6LP on a map.
Other trade companies in SA12
- Wearne Warmproof Specialist LimitedRoofers
- LMG Independent Bath Co LimitedElectricians
- South Wales Heritage Wood Revival LimitedPainters and decorators
- JD Industrial Services LtdCleaning companies
- Sherwood's Carpentry and Building Services LtdBuilders
- CDM Property Ventures LtdProperty developers
- Lawz Fabrications LtdMachinery repair and installation
- Smooth Operators Screeding LtdBuilders
What happens if S&J Utilities 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 10441816
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 October 2016 (9 years ago)
- Registered office
- 10 Sandfields Road, Port Talbot, SA12 6LP
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 16 October 2025
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 Port Talbot
Other active specialist construction companies registered in Port Talbot.
- Sa1 Driveways & Patio Specialists Ltd2023
- Sarton Rigging and Erecting Services Ltd2018
- Site Heat Treatment Services Limited1981
- SMC Marine Ltd2022
- Squiffy Dog Ltd2015
- Stez Engineering and Construction Services Limited2012
- Superior Resin Surfacing Ltd2020
- Trail Logic Ltd2026
All specialist construction companies in Port Talbot · All trades in Port Talbot · Specialist contractors across the UK
Frequently asked questions
When are S&J Utilities Ltd's accounts due?
S&J Utilities Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is S&J Utilities Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is S&J Utilities Ltd still trading?
S&J Utilities 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 S&J Utilities Ltd do?
S&J Utilities Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is S&J Utilities Ltd?
S&J Utilities Ltd was incorporated on 24 October 2016, 9 years ago.
What is the penalty if S&J Utilities 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 S&J Utilities 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.