- Companies
- Specialist contractors
- London
- Tnumgyz Limited
Tnumgyz Limited
- Company number
- 10511069
- Incorporated
- 5 Dec 20169 years trading
- Registered office
- 250 High Road, Unit 6, London, N15 4AJ
- Nature of business
- Other specialised construction activities n.e.c.
Tnumgyz Limited is a 9-year-old private limited company registered in London, company number 10511069, one of 4,318 specialist construction companies in London. Companies House shows its accounts as overdue: they were due on 30 September 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 £8,240 (+25.9%) on the year before, to -£24K.
- Net assets rose in 4 of 7 year-on-year comparisons on record.
- Current assets of £894 against £1,510 owed within a year: 0.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 8 years, 2017 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | -£24K | £894 | £894 | £1,510 | 0 |
| 31 Dec 2023 | -£32K | £1,027 | £1,027 | 1 | |
| 31 Dec 2022 | -£37K | £1,462 | £1,462 | 1 | |
| 31 Dec 2021 | -£43K | £5,206 | £5,206 | 1 | |
| 31 Dec 2020 | -£18K | £31K | £32K | 1 | |
| 31 Dec 2019 | £1 | £1 | |||
| 31 Dec 2018 | £1,935 | £2,065 | £2,065 | ||
| 31 Dec 2017 | £1,378 | £1,377 |
Where Tnumgyz Limited is registered
The registered office is in London (N15), in the Haringey local authority area, London. Show N15 4AJ on a map.
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What happens if Tnumgyz Limited files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2026 to 31 Oct 2026 | £150 |
| 1 to 3 months late | 1 Nov 2026 to 31 Dec 2026 | £375 |
| 3 to 6 months late | 1 Jan 2027 to 31 Mar 2027 | £750 |
| More than 6 months late | From 1 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2027 | £200 |
| 3 months late | 31 Mar 2027 | another £200 |
| 6 months late | 30 Jun 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 2027 | 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
- 10511069
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 December 2016 (9 years ago)
- Registered office
- 250 High Road, Unit 6, London, N15 4AJ
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 15 November 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 London
Other active specialist construction companies registered in London.
- Toby 13 Ltd2020
- Todinuc Ltd2021
- Todlar Ltd2026
- Tofa Ltd2020
- Tolidi Chatr Bam Ayegh UK Ltd2023
- Tom Harvey Contractors Ltd2025
- Tom Humphrey Production Carpentry Ltd2020
- Tom Newton-Chance Ltd2012
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Frequently asked questions
When are Tnumgyz Limited's accounts due?
Tnumgyz Limited's accounts were due at Companies House on 30 September 2026 and the register shows them as overdue.
When is Tnumgyz Limited's CT600 due?
The CT600 for the period to 31 December 2025 is due at HMRC by 31 December 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2026.
Is Tnumgyz Limited still trading?
Tnumgyz Limited is listed as active on the Companies House register (checked 12 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 Tnumgyz Limited do?
Tnumgyz Limited is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Tnumgyz Limited?
Tnumgyz Limited was incorporated on 5 December 2016, 9 years ago.
What is the penalty if Tnumgyz Limited 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 Tnumgyz Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.