- Companies
- Installers
- Blackwood
- S.A.T Utilities Ltd
S.A.T Utilities Ltd
- Company number
- 10803373
- Incorporated
- 5 Jun 20179 years trading
- Registered office
- 14 Wheatley Place, Blackwood, NP12 1EU
- Nature of business
- Other construction installation
S.A.T Utilities Ltd is a 9-year-old private limited company registered in Blackwood, company number 10803373, one of 20 installation companies (insulation, lifts, shutters and similar) in Blackwood. Its next accounts are due at Companies House on 29 March 2027, and the CT600 for the period to 29 June 2026 is due at HMRC on 29 June 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 £13K (+358.1%) on the year before, to £17K.
- Net assets rose in 5 of 7 year-on-year comparisons on record.
- Current assets of £60K against £52K owed within a year: 1.1 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 8 years, 2018 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Jun 2025 | £17K | £60K | £52K | 2 | |
| 30 Jun 2024 | £3,766 | £37K | £43K | 2 | |
| 30 Jun 2023 | £2,832 | £45K | £38K | 2 | |
| 30 Jun 2022 | £15 | £27K | £29K | 2 | |
| 30 Jun 2021 | £20K | £73K | £54K | 2 | |
| 30 Jun 2020 | £12K | £66K | £47K | 2 | |
| 30 Jun 2019 | £8,386 | £79K | £71K | 2 | |
| 30 Jun 2018 | £15K | £63K | £49K | 2 |
Where S.A.T Utilities Ltd is registered
The registered office is in Blackwood (NP12), in the Caerphilly local authority area, Wales. Show NP12 1EU on a map.
Other trade companies in NP12
- Hohm Property Group LtdProperty developers
- R&C Mechanics LimitedMechanics and garages
- M & R Property Solutions (SW) LimitedFinishing trades
- JLH Scaffolding LtdScaffolders
- SM Contracting SW LtdBuilders
- Top Notch Carpentry Services LimitedInstallers
- Cardiff Bathrooms LtdFinishing trades
- CB Brickwork & Building LtdSpecialist contractors
What happens if S.A.T 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 29 March 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 Mar 2027 to 29 Apr 2027 | £150 |
| 1 to 3 months late | 30 Apr 2027 to 29 Jun 2027 | £375 |
| 3 to 6 months late | 30 Jun 2027 to 29 Sep 2027 | £750 |
| More than 6 months late | From 30 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 30 Jun 2027 | £200 |
| 3 months late | 29 Sep 2027 | another £200 |
| 6 months late | 29 Dec 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 29 Jun 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
- 10803373
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 June 2017 (9 years ago)
- Registered office
- 14 Wheatley Place, Blackwood, NP12 1EU
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 29 June (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 June 2025
- Last confirmation statement
- 4 June 2026
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Blackwood
Other active installation companies (insulation, lifts, shutters and similar) registered in Blackwood.
- Sers (Solar & Renewable Technologies) Wales Limited2003
- Top Notch Carpentry Services Limited2026
- A Lane & Associates Limited2005
- A'hearne Cladding Ltd2025
- Bear Cladding Ltd2024
- C H Transport (SW) Limited2026
- C Utilities Limited2026
- Catering & Bar Installations Ltd2010
All installation companies (insulation, lifts, shutters and similar) in Blackwood · All trades in Blackwood · Installers across the UK
Frequently asked questions
When are S.A.T Utilities Ltd's accounts due?
S.A.T Utilities Ltd's next accounts are due at Companies House by 29 March 2027 (in 167 days), covering the period to 29 June 2026.
When is S.A.T Utilities Ltd's CT600 due?
The CT600 for the period to 29 June 2026 is due at HMRC by 29 June 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 30 March 2027.
Is S.A.T Utilities Ltd still trading?
S.A.T 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.A.T Utilities Ltd do?
S.A.T Utilities Ltd is registered under Other construction installation (SIC 43290).
How old is S.A.T Utilities Ltd?
S.A.T Utilities Ltd was incorporated on 5 June 2017, 9 years ago.
What is the penalty if S.A.T 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.A.T 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.