- Companies
- Finishing trades
- London
- TMK Building Services Ltd
TMK Building Services Ltd
- Company number
- 12044042
- Incorporated
- 11 Jun 20197 years trading
- Registered office
- 93 Downhills Way, London, N17 6AL
- Nature of business
- Other building completion and finishing
TMK Building Services Ltd is a 7-year-old private limited company registered in London, company number 12044042, one of 3,947 building finishing companies in London. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 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 down £1,817 (-22.8%) on the year before, to £6,144.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £19K against £6,233 owed within a year: 3.0 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £6,144 | £19K | £6,233 | 2 | |
| 31 May 2024 | £7,961 | £25K | £6,005 | 2 | |
| 31 May 2023 | £9,885 | £32K | £5,916 | 1 | |
| 31 May 2022 | £8,853 | £34K | £3,799 | 1 | |
| 31 May 2021 | £3,921 | £32K | £3,245 | 2 | |
| 31 May 2020 | £3,864 | £8,010 | £4,146 | 2 |
Where TMK Building Services Ltd is registered
The registered office is in London (N17), in the Haringey local authority area, London. Show N17 6AL on a map.
Other trade companies in N17
- JKL Building & Maintenance LtdFinishing trades
- Vas-Vent LtdSpecialist contractors
- Zbrsons LtdMotor traders
- Bally 33 LtdBuilders
- Abcd Cleaning LtdCleaning companies
- Mie Cleaning Solutions LtdCleaning companies
- Worklane LtdRoofers
- Figzu LtdCleaning companies
What happens if TMK 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 12044042
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 11 June 2019 (7 years ago)
- Registered office
- 93 Downhills Way, London, N17 6AL
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 10 June 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.
- TMR Furniture Installations Ltd2021
- Tna Bespoke Limited2016
- Tna Interiors Ltd2023
- Tobi C Maintenance Ltd2019
- Tocha Building Services Ltd2021
- Tom Best Building Ltd2017
- Tom Po Ltd2022
- Tom Roofing Ltd2019
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are TMK Building Services Ltd's accounts due?
TMK Building Services Ltd's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is TMK Building Services Ltd's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is TMK Building Services Ltd still trading?
TMK 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 TMK Building Services Ltd do?
TMK Building Services Ltd is registered under Other building completion and finishing (SIC 43390).
How old is TMK Building Services Ltd?
TMK Building Services Ltd was incorporated on 11 June 2019, 7 years ago.
What is the penalty if TMK 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 TMK 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.