- Companies
- Cleaning companies
- Hartlepool
- JMB Si Ltd
JMB Si Ltd
- Company number
- 16193188
- Incorporated
- 19 Jan 20251 year trading
- Registered office
- 9 Fletcher Walk, Hartlepool, TS25 4PS
- Nature of business
- Other cleaning services
JMB Si Ltd is a 1-year-old private limited company registered in Hartlepool, company number 16193188, one of 30 cleaning companies in Hartlepool. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Where JMB Si Ltd is registered
The registered office is in Hartlepool (TS25), in the Hartlepool local authority area, North East. Show TS25 4PS on a map.
Other trade companies in TS25
- Pureway Cleaning Services LtdCleaning companies
- North Point Plumbing and Heating LtdPlumbers and heating engineers
- RC Renovations Ne LimitedFinishing trades
- JS Auto Centre LtdMechanics and garages
- Verto+ LtdInstallers
- La Roadworks LtdBuilders
- Fewster Electrical Services LtdMachinery repair and installation
- Akb Interiors Group LtdFinishing trades
What happens if JMB Si 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 2029 | 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
- 16193188
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 January 2025 (1 year ago)
- Registered office
- 9 Fletcher Walk, Hartlepool, TS25 4PS
- Nature of business
- Other cleaning services (SIC 81299)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 24 February 2026
Filing notes for cleaning companies
Cleaning companies are often staff-heavy, so wages, pension contributions and the employment allowance all show up in the accounts.
Similar companies in Hartlepool
Other active cleaning companies registered in Hartlepool.
- Kapture 24/7 Pest Control & Environmental Services Ltd2025
- L & G Bricklaying Services Ltd2012
- Laila Express Wash Ltd2026
- Laj Industrial Ltd2024
- LS Luxe Cleaning Ltd2025
- Magic T Cleaning Services Ltd2025
- Manok Cleaning and Removal Services Ltd2025
- Modified Detailing & Customs Limited2025
All cleaning companies in Hartlepool · All trades in Hartlepool · Cleaning companies across the UK
Frequently asked questions
When are JMB Si Ltd's accounts due?
JMB Si Ltd's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is JMB Si Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is JMB Si Ltd still trading?
JMB Si 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 JMB Si Ltd do?
JMB Si Ltd is registered under Other cleaning services (SIC 81299).
How old is JMB Si Ltd?
JMB Si Ltd was incorporated on 19 January 2025, 1 year ago.
What is the penalty if JMB Si 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 JMB Si 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.