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- A3S Group Limited
Company profile · Finishing trades
A3S Group Limited
A3S Group Limited is a 1-year-old private limited company registered in Amersham, company number 16449189, one of 7 building finishing companies in Amersham. Its next accounts are due at Companies House on 14 February 2027, and its first CT600 is due at HMRC on 13 May 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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Where A3S Group Limited is registered
The registered office is in Amersham (HP7), in the Buckinghamshire local authority area, South East. Show HP7 9PH on a map.
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What happens if A3S Group Limited 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 14 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 15 Feb 2027 to 14 Mar 2027 | £150 |
| 1 to 3 months late | 15 Mar 2027 to 14 May 2027 | £375 |
| 3 to 6 months late | 15 May 2027 to 14 Aug 2027 | £750 |
| More than 6 months late | From 15 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 16449189
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 May 2025 (1 year ago)
- Registered office
- 5A Chalfont Station Road, Amersham, HP7 9PH
- Nature of business
- Other building completion and finishing (SIC 43390)
General cleaning of buildings (SIC 81210)
Other building and industrial cleaning activities (SIC 81229)
Residents property management (SIC 98000) - Year end
- 31 May (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 13 May 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 Amersham
Other active building finishing companies registered in Amersham.
- Bathrooms Complete Limited2013
- Clark Construction (South East) Ltd1999
- Clark Contracting Developments Ltd2001
- Dellwoods Ltd2025
- Holland Construction Limited2024
- Project Interiors Refurbishment Ltd2014
All building finishing companies in Amersham · All trades in Amersham · Finishing trades across the UK
Frequently asked questions
When are A3S Group Limited's accounts due?
A3S Group Limited's next accounts are due at Companies House by 14 February 2027 (in 125 days), covering the period to 31 May 2026.
When is A3S Group Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 13 May 2026, due by 13 May 2027, and one for the period to 31 May 2026, due by 31 May 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is A3S Group Limited still trading?
A3S Group Limited 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 A3S Group Limited do?
A3S Group Limited is registered under Other building completion and finishing (SIC 43390); General cleaning of buildings (SIC 81210); Other building and industrial cleaning activities (SIC 81229); Residents property management (SIC 98000).
How old is A3S Group Limited?
A3S Group Limited was incorporated on 14 May 2025, 1 year ago.
What is the penalty if A3S Group 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 A3S Group Limited 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.