- Companies
- Machinery repair and installation
- Rochdale
- Sentech Systems Ltd
Sentech Systems Ltd
- Company number
- 11720318
- Incorporated
- 10 Dec 20187 years trading
- Registered office
- Lower Ground Floor, Redbrook House, 207 Bury Road., Bury Road, Rochdale, OL11 4EE
- Nature of business
- Repair of electrical equipment; Security systems service activities; Fire service activities
Sentech Systems Ltd is a 7-year-old private limited company registered in Rochdale, company number 11720318, one of 34 machinery repair and installation companies in Rochdale. 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.
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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 £21K (+40.5%) on the year before, to £71K.
- Net assets rose in 6 of 6 year-on-year comparisons on record.
- Current assets of £114K against £53K owed within a year: 2.2 times cover.
- 4 employees on average during the year.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £71K | £105K | £114K | £53K | 4 |
| 31 Dec 2024 | £51K | £88K | £95K | £50K | 4 |
| 31 Dec 2023 | £39K | £81K | £88K | £58K | 2 |
| 31 Dec 2022 | £23K | £61K | £70K | £53K | 2 |
| 31 Dec 2021 | £11K | £32K | £38K | £34K | 2 |
| 31 Dec 2020 | £9,828 | £16K | £16K | £14K | 2 |
| 31 Dec 2019 | -£2,904 | £2,870 | £8,832 | 1 |
Where Sentech Systems Ltd is registered
The registered office is in Rochdale (OL11), in the Rochdale local authority area, North West. Show OL11 4EE on a map.
Other trade companies in OL11
- H-Techs Installations LtdInstallers
- Acedealers LimitedMotor traders
- Maks Property Services LtdBuilders
- Risewell Properties LtdProperty developers
- Northern Commercials MCR LtdMechanics and garages
- Green One Electrical LtdElectricians
- Sale Body Shop LtdMechanics and garages
- Swistrepairs LtdRepair services
What happens if Sentech Systems 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
- 11720318
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 December 2018 (7 years ago)
- Registered office
- Lower Ground Floor, Redbrook House, 207 Bury Road., Bury Road, Rochdale, OL11 4EE
- Nature of business
- Repair of electrical equipment (SIC 33140)
Security systems service activities (SIC 80200)
Fire service activities (SIC 84250) - Year end
- 31 December (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 9 November 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Rochdale
Other active machinery repair and installation companies registered in Rochdale.
- Target Fire Protection Limited2001
- Tri-Ex Security Limited2003
- Triangle Maintenance Ltd2019
- Waggon Motorcycles Ltd2023
- Z&A Eyecare Ltd2025
- Aaa Security Shutters (NW) Ltd2022
- Affinity Lifts Ltd2025
- Aldbake Limited2020
All machinery repair and installation companies in Rochdale · All trades in Rochdale · Machinery repair and installation across the UK
Frequently asked questions
When are Sentech Systems Ltd's accounts due?
Sentech Systems 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 Sentech Systems 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 Sentech Systems Ltd still trading?
Sentech Systems 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 Sentech Systems Ltd do?
Sentech Systems Ltd is registered under Repair of electrical equipment (SIC 33140); Security systems service activities (SIC 80200); Fire service activities (SIC 84250).
How old is Sentech Systems Ltd?
Sentech Systems Ltd was incorporated on 10 December 2018, 7 years ago.
What is the penalty if Sentech Systems 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 Sentech Systems 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.