- Companies
- Property developers
- Norwich
- Sep. 1 Ltd.
Sep. 1 Ltd.
- Company number
- 03462588
- Incorporated
- 7 Nov 199728 years trading
- Registered office
- Ingram House, Meridian Way, Norwich, Norfolk, NR7 0TA
- Nature of business
- Development of building projects
Sep. 1 Ltd. is a 28-year-old private limited company registered in Norwich, company number 03462588, one of 541 property development companies in Norwich. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 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 £3,844 (+11.9%) on the year before, to -£28K.
- Net assets rose in 2 of 9 year-on-year comparisons on record.
- Current assets of £6,808 against £33K owed within a year: 0.2 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | -£28K | £6,808 | £33K | 1 | |
| 29 Feb 2024 | -£32K | £1,077 | £27K | 1 | |
| 28 Feb 2023 | -£25K | £1,669 | £18K | 1 | |
| 28 Feb 2022 | -£24K | £1,459 | £15K | 1 | |
| 28 Feb 2021 | -£18K | £14K | £19K | 1 | |
| 28 Feb 2020 | -£13K | £8,752 | £28K | 2 | |
| 28 Feb 2019 | £984 | £29K | £36K | ||
| 28 Feb 2018 | -£9,039 | £31K | £45K | ||
| 28 Feb 2017 | -£3,959 | £61K | £67K | ||
| 29 Feb 2016 | £26K | £150 | £96K | £73K |
Where Sep. 1 Ltd. is registered
The registered office is in Norwich (NR7), in the Broadland local authority area, East of England. Show NR7 0TA on a map.
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Also registered at this address
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What happens if Sep. 1 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 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
- 03462588
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 7 November 1997 (28 years ago)
- Registered office
- Ingram House, Meridian Way, Norwich, Norfolk, NR7 0TA
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 3 November 2025
- Charges (mortgages)
- 0 outstanding of 3 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 Norwich
Other active property development companies registered in Norwich.
- Sequoia Rise Ltd2022
- Sexton Property Holdings Ltd2026
- Shelterhub Ltd2023
- Siltown Development Limited2024
- Silverhaven Developments Ltd2025
- Silvis Developments Ltd2020
- SJS Properties Norfolk Ltd2024
- Smith of Honingham (Developments) Limited2013
All property development companies in Norwich · All trades in Norwich · Property developers across the UK
Frequently asked questions
When are Sep. 1 Ltd.'s accounts due?
Sep. 1 Ltd.'s next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Sep. 1 Ltd.'s CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Sep. 1 Ltd. still trading?
Sep. 1 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 Sep. 1 Ltd. do?
Sep. 1 Ltd. is registered under Development of building projects (SIC 41100).
How old is Sep. 1 Ltd.?
Sep. 1 Ltd. was incorporated on 7 November 1997, 28 years ago.
What is the penalty if Sep. 1 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 Sep. 1 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.