- Company number
- 10767830
- Incorporated
- 12 May 20179 years trading
- Registered office
- 130A Coventry Road, Ilford, IG1 4RG
- Nature of business
- Construction of domestic buildings
Transmart Ko Ltd is a 9-year-old private limited company registered in Ilford, company number 10767830, one of 1,138 building contractors in Ilford. Its next accounts are due at Companies House on 29 February 2028, and the CT600 for the period to 31 May 2027 is due at HMRC on 31 May 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 £11K (+231.1%) on the year before, to £15K.
- Net assets rose in 4 of 8 year-on-year comparisons on record.
- Current assets of £18K against £6,308 owed within a year: 2.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2026 | £15K | £18K | £6,308 | 1 | |
| 31 May 2025 | £4,607 | £12K | £2,814 | 1 | |
| 31 May 2024 | £5,012 | £3,806 | £1,122 | 1 | |
| 31 May 2023 | £175 | £2,237 | £2,229 | 1 | |
| 31 May 2022 | £5,614 | £752 | £7,582 | £2,219 | 0 |
| 31 May 2021 | £9,728 | £38K | £3,769 | 1 | |
| 31 May 2020 | £9,661 | £9,953 | £292 | 1 | |
| 31 May 2019 | -£17K | -£25K | £7,755 | ||
| 31 May 2018 | -£156 | -£5,867 | £5,711 |
Who runs and owns Transmart Ko Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| L*** M*** | Director | May 2017 |
Person with significant control
Where Transmart Ko Ltd is registered
The registered office is in Ilford (IG1), in the Redbridge local authority area, London. Show IG1 4RG on a map.
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What happens if Transmart Ko 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 29 February 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2028 to 31 Mar 2028 | £150 |
| 1 to 3 months late | 1 Apr 2028 to 31 May 2028 | £375 |
| 3 to 6 months late | 1 Jun 2028 to 31 Aug 2028 | £750 |
| More than 6 months late | From 1 Sep 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2028 | £200 |
| 3 months late | 31 Aug 2028 | another £200 |
| 6 months late | 30 Nov 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 10767830
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 May 2017 (9 years ago)
- Registered office
- 130A Coventry Road, Ilford, IG1 4RG
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2026
- Last confirmation statement
- 26 September 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Ilford
Other active building contractors registered in Ilford.
- Transportudorelconstruction Limited2025
- Trazhi Builders Ltd2021
- Tribuild Group Ltd2026
- Trident Build Ltd2025
- Trilogy Contractors Ltd2025
- Trueworks Ltd2020
- Trustbuilt Construction Ltd2026
- Tsabuildmaster Ltd2025
All building contractors in Ilford · All trades in Ilford · Builders across the UK
Frequently asked questions
When are Transmart Ko Ltd's accounts due?
Transmart Ko Ltd's next accounts are due at Companies House by 29 February 2028 (in 504 days), covering the period to 31 May 2027.
When is Transmart Ko Ltd's CT600 due?
The CT600 for the period to 31 May 2027 is due at HMRC by 31 May 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2028.
Is Transmart Ko Ltd still trading?
Transmart Ko Ltd is listed as active on the Companies House register (checked 13 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 Transmart Ko Ltd do?
Transmart Ko Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Transmart Ko Ltd?
Transmart Ko Ltd was incorporated on 12 May 2017, 9 years ago.
Who runs Transmart Ko Ltd?
Transmart Ko Ltd has 1 active director, the longest-serving appointed in May 2017. Their names and service addresses are on the Companies House register.
Who owns Transmart Ko Ltd?
One person or company has significant control of Transmart Ko Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Transmart Ko 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 Transmart Ko Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.