- Companies
- Property developers
- Brentwood
- N12 Developments Ltd
N12 Developments Ltd
- Company number
- 10504181
- Incorporated
- 30 Nov 20169 years trading
- Registered office
- Create Business Hub, Ground Floor 5 Rayleigh Road, Hutton, Brentwood, Essex, CM13 1AB
- Nature of business
- Development of building projects
N12 Developments Ltd is a 9-year-old private limited company registered in Brentwood, company number 10504181, one of 157 property development companies in Brentwood. Its next accounts are due at Companies House on 28 November 2026, and its first CT600 is due at HMRC on 30 November 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 £11K (+208.9%) on the year before, to £5,671.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £30K against £11K owed within a year: 2.8 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 9 years, 2017 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Nov 2024 | £5,671 | £30K | £11K | 1 | |
| 30 Nov 2023 | -£5,209 | £20K | £11K | 0 | |
| 30 Nov 2022 | -£4,208 | £31K | £11K | 0 | |
| 30 Nov 2021 | -£2,957 | £42K | £11K | 0 | |
| 29 Nov 2020 | £2,146 | £49K | £1,381 | 0 | |
| 30 Nov 2019 | -£1,996 | £169 | £385 | £2,381 | 0 |
| 30 Nov 2018 | £1,726 | £18K | £24K | £22K | |
| 30 Nov 2017 | -£8,700 | £394 | £1.5M | £424K | |
| 29 Nov 2017 | -£8,700 | £394 | £1.5M | £424K |
Where N12 Developments Ltd is registered
The registered office is in Brentwood (CM13), in the Brentwood local authority area, East of England. Show CM13 1AB on a map.
Other trade companies in CM13
- Van & Car Self Drive LtdMotor traders
- Marsh Harrier Developments LtdProperty developers
- Motor Dealer Sales LtdMotor traders
- Electrical PN LtdElectricians
- Torrtec LtdPlumbers and heating engineers
- Flushed Through Drainage Services LtdPlumbers and heating engineers
- RJFD Electrical LtdCivil engineering
- Welsted LtdJoiners and carpenters
Shared registered office
80 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if N12 Developments 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 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Nov 2026 to 28 Dec 2026 | £150 |
| 1 to 3 months late | 29 Dec 2026 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 28 May 2027 | £750 |
| More than 6 months late | From 29 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 10504181
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 November 2016 (9 years ago)
- Registered office
- Create Business Hub, Ground Floor 5 Rayleigh Road, Hutton, Brentwood, Essex, CM13 1AB
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 28 November (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 November 2024
- Last confirmation statement
- 2 January 2026
- Charges (mortgages)
- 2 outstanding of 2 registered
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Brentwood
Other active property development companies registered in Brentwood.
- Nationwide Contract Services Limited2018
- Nautica Retail Ltd2024
- Norton Heath Limited2016
- Numbergain Limited2002
- Oak Facility Engineers Ltd2026
- Oceancroft Limited2017
- Oj Fire Protection Ltd2022
- Omni Holdings Limited1957
All property development companies in Brentwood · All trades in Brentwood · Property developers across the UK
Frequently asked questions
When are N12 Developments Ltd's accounts due?
N12 Developments Ltd's next accounts are due at Companies House by 28 November 2026 (in 46 days), covering the period to 28 February 2026.
When is N12 Developments Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 30 November 2025, due by 30 November 2026, and one for the period to 28 February 2026, due by 28 February 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is N12 Developments Ltd still trading?
N12 Developments 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 N12 Developments Ltd do?
N12 Developments Ltd is registered under Development of building projects (SIC 41100).
How old is N12 Developments Ltd?
N12 Developments Ltd was incorporated on 30 November 2016, 9 years ago.
What is the penalty if N12 Developments 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 N12 Developments 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.