- Companies
- Finishing trades
- London
- NJ Build and Design Ltd
NJ Build and Design Ltd
- Company number
- 12014180
- Incorporated
- 23 May 20197 years trading
- Registered office
- 13 Whites Row, London, E1 7NF
- Nature of business
- Other building completion and finishing
NJ Build and Design Ltd is a 7-year-old private limited company registered in London, company number 12014180, 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 up £3,334 (+36.6%) on the year before, to £12K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £24K against £1,790 owed within a year: more than 10 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- 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 | £12K | £24K | £1,790 | 0 | |
| 31 May 2024 | £9,120 | £27K | £2,710 | 0 | |
| 31 May 2023 | £6,540 | £26K | £1,410 | 0 | |
| 31 May 2022 | £4,225 | £29K | £5,725 | 1 | |
| 31 May 2021 | £263 | £16K | £32K | 1 | |
| 31 May 2020 | £644 | £11K | £28K | 1 |
Where NJ Build and Design Ltd is registered
The registered office is in London (E1), in the Tower Hamlets local authority area, London. Show E1 7NF on a map.
Other trade companies in E1
- Safa Builds LtdElectricians
- Ribh LtdElectricians
- Tyres on Call LtdMechanics and garages
- Hrautosources LtdMotor traders
- Choiceworks LimitedInstallers
- E.M Construction London LtdBuilders
- Qubic Maintenance LtdSpecialist contractors
- Moovin Transport LtdMechanics and garages
Also registered at this address
12 other companies use the same registered office as NJ Build and Design Ltd.
- Am (London) Maintenance LtdSpecialist contractors
- Apex Heating and Cooling LtdPlumbers and heating engineers
- Bayram Flooring LtdFloor and wall tilers
- Cleaning Solutions (LND) LtdCleaning companies
- Club Construction LtdProperty developers
- Ever Green Cars LtdMechanics and garages
- KS Autowerk LimitedPlumbers and heating engineers
- KZ Properties Consultancy LtdProperty developers
- LB Gas & Heating LtdPlumbers and heating engineers
- Monas London LimitedProperty developers
- Sandrock Property LtdProperty developers
- ZK Consultancy LimitedInstallers
What happens if NJ Build and Design 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
- 12014180
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 May 2019 (7 years ago)
- Registered office
- 13 Whites Row, London, E1 7NF
- 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
- 22 May 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.
- NLDN Property Services Ltd2026
- Nlren Ltd2024
- NM Creative Ltd2007
- NMTJ Construct Ltd2026
- NN Fix Services Ltd2023
- Nobelo London Ltd2023
- Noble Maintenance Ltd2016
- Noble Property Maintenance Ltd2025
All building finishing companies in London · All trades in London · Finishing trades across the UK
Frequently asked questions
When are NJ Build and Design Ltd's accounts due?
NJ Build and Design 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 NJ Build and Design 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 NJ Build and Design Ltd still trading?
NJ Build and Design 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 NJ Build and Design Ltd do?
NJ Build and Design Ltd is registered under Other building completion and finishing (SIC 43390).
How old is NJ Build and Design Ltd?
NJ Build and Design Ltd was incorporated on 23 May 2019, 7 years ago.
What is the penalty if NJ Build and Design 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 NJ Build and Design 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.