- Companies
- Specialist contractors
- Southall
- Surdam Ltd
Surdam Ltd
- Company number
- 13121614
- Incorporated
- 8 Jan 20215 years trading
- Registered office
- Unit 3 Triangle Centre, Uxbridge Road, Southall, UB1 3EJ
- Nature of business
- Other specialised construction activities n.e.c.
Surdam Ltd is a 5-year-old private limited company registered in Southall, company number 13121614, one of 48 specialist construction companies in Southall. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 unchanged on the year before, at £1.
- Net assets rose in 0 of 3 year-on-year comparisons on record.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2025 | £1 | £1 | 0 | ||
| 31 Jan 2024 | £1 | £1 | 0 | ||
| 31 Jan 2023 | £1 | £1 | |||
| 31 Jan 2022 | £1 | £1 |
Where Surdam Ltd is registered
The registered office is in Southall (UB1), in the Ealing local authority area, London. Show UB1 3EJ on a map.
Other trade companies in UB1
- Kingsbury Roofing & Construction LtdRoofers
- T2Y LtdBuilders
- Driveworx LimitedMotor traders
- Raunak Design and Build LtdBuilders
- Phlo Plumbing & Heating LtdPlumbers and heating engineers
- Airpro Conditioning LimitedPlumbers and heating engineers
- Springfields Property LimitedProperty developers
- Sanndhu Construction UK LtdBuilders
Also registered at this address
2 other companies use the same registered office as Surdam Ltd.
- Korotana Global Constructions LtdBuilders
- Mac Property Repair LtdInstallers
What happens if Surdam 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
- 13121614
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 January 2021 (5 years ago)
- Registered office
- Unit 3 Triangle Centre, Uxbridge Road, Southall, UB1 3EJ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 7 January 2026
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 Southall
Other active specialist construction companies registered in Southall.
- Wizbuild Ltd2021
- Yuvraj Construction Limited2019
- Zastavna Ltd2023
- 11 Air Fitness Ltd2020
- Ahkr Limited2026
- Amd Design & Fit Limited2009
- Aremonyx Limited2010
- Atwal Services Ltd2023
All specialist construction companies in Southall · All trades in Southall · Specialist contractors across the UK
Frequently asked questions
When are Surdam Ltd's accounts due?
Surdam 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 Surdam Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is Surdam Ltd still trading?
Surdam 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 Surdam Ltd do?
Surdam Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Surdam Ltd?
Surdam Ltd was incorporated on 8 January 2021, 5 years ago.
What is the penalty if Surdam 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 Surdam 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.