- Companies
- Finishing trades
- London
- KSK Building Services Ltd
KSK Building Services Ltd
- Company number
- 08450995
- Incorporated
- 19 Mar 201313 years trading
- Registered office
- 10 Selby Close, London, E6 5SN
- Nature of business
- Other building completion and finishing
KSK Building Services Ltd is a 13-year-old private limited company registered in London, company number 08450995, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £4,425 (+134.6%) on the year before, to £7,713.
- Net assets rose in 4 of 9 year-on-year comparisons on record.
- Current assets of £4,161 against £3,935 owed within a year: 1.1 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 10 years, 2017 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £7,713 | £4,161 | £3,935 | 2 | |
| 31 Mar 2025 | £3,288 | £3,913 | £2,728 | 2 | |
| 31 Mar 2024 | £9,332 | £15K | £2,962 | 1 | |
| 31 Mar 2023 | £9,170 | £22K | £5,613 | 1 | |
| 31 Mar 2022 | £2,067 | £22K | £8,164 | 1 | |
| 31 Mar 2021 | £2,418 | £17K | £3,062 | 1 | |
| 31 Mar 2020 | £2,282 | £7,484 | £9,825 | £7,543 | 1 |
| 31 Mar 2019 | £3,714 | £14K | £9,903 | ||
| 31 Mar 2018 | £26K | £33K | £6,827 | ||
| 31 Mar 2017 | £65K | £82K | £17K |
Where KSK Building Services Ltd is registered
The registered office is in London (E6), in the Newham local authority area, London. Show E6 5SN on a map.
Other trade companies in E6
- Dabostech LtdProperty developers
- Ryanlyn LimitedCleaning companies
- Benjamin's Decorating Services LimitedSpecialist contractors
- Wexstons C LtdRepair services
- Ramya Motors LtdMotor traders
- Nil Art Decor LtdBuilders
- Ari & Bleri LtdBuilders
- Gorgos Electrical Services LtdElectricians
What happens if KSK Building 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 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 2029 | 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
- 08450995
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 March 2013 (13 years ago)
- Registered office
- 10 Selby Close, London, E6 5SN
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 19 March 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in London
Other active building finishing companies registered in London.
- KT Engineering Ltd2022
- KT Stone Ltd2026
- KT-Con Ltd2015
- KWB London Limited2012
- Kwikgreen Limited2015
- Kyte Construction Services Ltd.2023
- Kyulev Interiors Design Ltd2025
- KZB Services Limited2025
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are KSK Building Services Ltd's accounts due?
KSK Building Services Ltd's next accounts are due at Companies House by 31 December 2027 (in 444 days), covering the period to 31 March 2027.
When is KSK Building Services Ltd's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is KSK Building Services Ltd still trading?
KSK Building 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 KSK Building Services Ltd do?
KSK Building Services Ltd is registered under Other building completion and finishing (SIC 43390).
How old is KSK Building Services Ltd?
KSK Building Services Ltd was incorporated on 19 March 2013, 13 years ago.
What is the penalty if KSK Building 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 KSK Building 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.