Isnan Ltd
- Company number
- 16352476
- Incorporated
- 30 Mar 20251 year trading
- Registered office
- 10 Warwick Street, Walsall, WS4 2AG
- Nature of business
- Site preparation
Isnan Ltd is a 1-year-old private limited company registered in Walsall, company number 16352476, one of 17 groundworks and demolition companies in Walsall. Its next accounts are due at Companies House on 30 December 2026, and its first CT600 is due at HMRC on 29 March 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Financial snapshot, 2026
From the balance sheet at 31 March 2026, as filed at Companies House.
Where Isnan Ltd is registered
The registered office is in Walsall (WS4), in the Walsall local authority area, West Midlands. Show WS4 2AG on a map.
Other trade companies in WS4
- Trisurface Services LtdPlumbers and heating engineers
- M Wallace Roofing & Building LtdRoofers
- Ours Construction LtdBuilders
- Insight Home Solutions LtdProperty developers
- Meridian Wharf LtdBuilders
- Valoriz Consulting LimitedSpecialist contractors
- MJC Engineering Group UK LtdElectricians
- Samukwane LtdCleaning companies
What happens if Isnan 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 Dec 2026 to 30 Jan 2027 | £150 |
| 1 to 3 months late | 31 Jan 2027 to 30 Mar 2027 | £375 |
| 3 to 6 months late | 31 Mar 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 16352476
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 March 2025 (1 year ago)
- Registered office
- 10 Warwick Street, Walsall, WS4 2AG
- Nature of business
- Site preparation (SIC 43120)
- Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 29 March 2026
Filing notes for groundworks and demolition companies
Groundworks and demolition companies tend to own heavy plant, so capital allowances and hire purchase liabilities show up in both the accounts and the CT600.
Similar companies in Walsall
Other active groundworks and demolition companies registered in Walsall.
- Joshua Lewis Ltd2025
- M & BG Limited2011
- Middleton Traditional Joinery Ltd2002
- Mohammed Ajmal Uddin Ltd2024
- On Road Traffic Management Ltd2024
- Rani K Properties Ltd2016
- Sams Traffic Solutions Ltd2024
- Seolad Global Services Limited2023
All groundworks and demolition companies in Walsall · All trades in Walsall · Groundworks and demolition across the UK
Frequently asked questions
When are Isnan Ltd's accounts due?
Isnan Ltd's next accounts are due at Companies House by 30 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Isnan 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 29 March 2026, due by 29 March 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Isnan Ltd still trading?
Isnan 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 Isnan Ltd do?
Isnan Ltd is registered under Site preparation (SIC 43120).
How old is Isnan Ltd?
Isnan Ltd was incorporated on 30 March 2025, 1 year ago.
What is the penalty if Isnan 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 Isnan 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.