- Companies
- Finishing trades
- Wolverhampton
- A & M Onsite Services Limited
A & M Onsite Services Limited
- Company number
- 12836949
- Incorporated
- 25 Aug 20206 years trading
- Registered office
- Unit 23 Four Ashes Enterprise Centre, Latherford Close, Four Ashes, Wolverhampton, WV10 7BY
- Nature of business
- Other building completion and finishing
A & M Onsite Services Limited is a 6-year-old private limited company registered in Wolverhampton, company number 12836949, one of 107 building finishing companies in Wolverhampton. Companies House shows its accounts as overdue: they were due on 31 May 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Where A & M Onsite Services Limited is registered
The registered office is in Wolverhampton (WV10), in the South Staffordshire local authority area, West Midlands. Show WV10 7BY on a map.
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What happens if A & M Onsite Services Limited files late
If the accounts reach Companies House today, the late filing penalty is £750 (£1,500 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2026 to 30 Jun 2026 | £150 |
| 1 to 3 months late | 1 Jul 2026 to 31 Aug 2026 | £375 |
| 3 to 6 months late | 1 Sep 2026 to 30 Nov 2026 | £750 |
| More than 6 months late | From 1 Dec 2026 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2026 | £200 |
| 3 months late | 30 Nov 2026 | another £200 |
| 6 months late | 28 Feb 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 2027 | 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
- 12836949
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 August 2020 (6 years ago)
- Registered office
- Unit 23 Four Ashes Enterprise Centre, Latherford Close, Four Ashes, Wolverhampton, WV10 7BY
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 August 2024
- Last confirmation statement
- 14 July 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 Wolverhampton
Other active building finishing companies registered in Wolverhampton.
- A S Building and Carpentry Ltd2023
- A Singh Mahal Builders Ltd2024
- A. B. Construction (West Midlands) Limited1982
- A. Major Building Services Limited2011
- A2 Living Limited2026
- Ahmad Plastering Services Ltd2023
- Ajit Builders Services Ltd2020
- Akm Driveways Ltd2017
All building finishing companies in Wolverhampton · All trades in Wolverhampton · Finishing trades across the UK
Frequently asked questions
When are A & M Onsite Services Limited's accounts due?
A & M Onsite Services Limited's accounts were due at Companies House on 31 May 2026 and the register shows them as overdue.
When is A & M Onsite Services Limited's CT600 due?
The CT600 for the period to 31 August 2025 is due at HMRC by 31 August 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2026.
Is A & M Onsite Services Limited still trading?
A & M Onsite Services Limited is listed as active on the Companies House register (checked 13 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 A & M Onsite Services Limited do?
A & M Onsite Services Limited is registered under Other building completion and finishing (SIC 43390).
How old is A & M Onsite Services Limited?
A & M Onsite Services Limited was incorporated on 25 August 2020, 6 years ago.
What is the penalty if A & M Onsite Services Limited 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 A & M Onsite Services Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.