- Companies
- Builders
- Potters Bar
- Altar Construction Limited
Altar Construction Limited
- Company number
- 16572981
- Incorporated
- 10 Jul 20251 year trading
- Registered office
- Flat 10 Orchard House, Mutton Lane, Potters Bar, EN6 3AX
- Nature of business
- Construction of commercial buildings
Altar Construction Limited is a 1-year-old private limited company registered in Potters Bar, company number 16572981, one of 84 building contractors in Potters Bar. Its next accounts are due at Companies House on 10 April 2027, and its first CT600 is due at HMRC on 9 July 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 Altar Construction Limited is registered
The registered office is in Potters Bar (EN6), in the Hertsmere local authority area, East of England. Show EN6 3AX on a map.
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What happens if Altar Construction 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 10 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 11 Apr 2027 to 10 May 2027 | £150 |
| 1 to 3 months late | 11 May 2027 to 10 Jul 2027 | £375 |
| 3 to 6 months late | 11 Jul 2027 to 10 Oct 2027 | £750 |
| More than 6 months late | From 11 Oct 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 16572981
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 July 2025 (1 year ago)
- Registered office
- Flat 10 Orchard House, Mutton Lane, Potters Bar, EN6 3AX
- Nature of business
- Construction of commercial buildings (SIC 41201)
- Year end
- 31 July (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Potters Bar
Other active building contractors registered in Potters Bar.
- An Group Services Limited2020
- Angelos Professional Tiles Ltd2020
- Aprg Group Limited2025
- Ardent Construction Group Ltd2026
- Ashenden Construction Limited1997
- Barkas Ltd2007
- Berric Building Services Ltd2014
- Bespoke Home Developments Limited2019
All building contractors in Potters Bar · All trades in Potters Bar · Builders across the UK
Frequently asked questions
When are Altar Construction Limited's accounts due?
Altar Construction Limited's next accounts are due at Companies House by 10 April 2027 (in 180 days), covering the period to 31 July 2026.
When is Altar Construction 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 9 July 2026, due by 9 July 2027, and one for the period to 31 July 2026, due by 31 July 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Altar Construction Limited still trading?
Altar Construction Limited is listed as active on the Companies House register (checked 12 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 Altar Construction Limited do?
Altar Construction Limited is registered under Construction of commercial buildings (SIC 41201).
How old is Altar Construction Limited?
Altar Construction Limited was incorporated on 10 July 2025, 1 year ago.
What is the penalty if Altar Construction 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 Altar Construction Limited on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.