- Companies
- Specialist contractors
- Sunderland
- CS Building and Electrical Services Ltd
CS Building and Electrical Services Ltd
- Company number
- 14422608
- Incorporated
- 17 Oct 20223 years trading
- Registered office
- The Co-Op Centre, Whitehouse Road, Sunderland, Tyne And Wear, SR2 8AH
- Nature of business
- Other specialised construction activities n.e.c.
CS Building and Electrical Services Ltd is a 3-year-old private limited company registered in Sunderland, company number 14422608, one of 81 specialist construction companies in Sunderland. Its next accounts are due at Companies House on 31 October 2026, and its first CT600 is due at HMRC on 31 October 2026.
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 £7,365 on the year before, to £7,526.
- Current assets of £16K against £36K owed within a year: 0.5 times cover.
- 3 employees on average, down from 4 the year before.
- Balance sheets on record for 2 years, 2023 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Oct 2024 | £7,526 | £16K | £36K | 3 | |
| 31 Oct 2023 | £161 | £4,083 | 4 |
Where CS Building and Electrical Services Ltd is registered
The registered office is in Sunderland (SR2), in the Sunderland local authority area, North East. Show SR2 8AH on a map.
Other trade companies in SR2
- MR Wind LtdElectricians
- GM Customize LtdMechanics and garages
- Goldflow Plumbing and Heating LtdPlumbers and heating engineers
- BD Developments Ne LtdProperty developers
- Sunderland Roofing LtdFinishing trades
- John Petre Roofing LtdRoofers
- SW Offshore LtdMachinery repair and installation
- Capitanchev LimitedCleaning companies
What happens if CS Building and Electrical Services 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 31 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 14422608
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 October 2022 (3 years ago)
- Registered office
- The Co-Op Centre, Whitehouse Road, Sunderland, Tyne And Wear, SR2 8AH
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 October (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 October 2024
- 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 Sunderland
Other active specialist construction companies registered in Sunderland.
- Cummings and Ayre Fencing and Decking Ltd2016
- D&J Damp Proofing Ltd2026
- D.Parker Renewable Services Ltd2024
- Dimension Sundecks Limited2012
- DJP Surveying Services Ltd2022
- DM Property Services (Ne) Limited2026
- Duke Power Engineering Limited2012
- E King (Steelfixing) Limited2009
All specialist construction companies in Sunderland · All trades in Sunderland · Specialist contractors across the UK
Frequently asked questions
When are CS Building and Electrical Services Ltd's accounts due?
CS Building and Electrical Services Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is CS Building and Electrical Services 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 31 October 2025, due by 31 October 2026, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is CS Building and Electrical Services Ltd still trading?
CS Building and Electrical Services 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 CS Building and Electrical Services Ltd do?
CS Building and Electrical Services Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is CS Building and Electrical Services Ltd?
CS Building and Electrical Services Ltd was incorporated on 17 October 2022, 3 years ago.
What is the penalty if CS Building and Electrical Services 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 CS Building and Electrical Services 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.