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- Atar Penthouses Limited
Company profile · Builders
Atar Penthouses Limited
Atar Penthouses Limited is a 6-year-old private limited company registered in Borehamwood, company number 12481469, one of 180 building contractors in Borehamwood. Companies House shows its accounts as overdue: they were due on 31 July 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2025
From the balance sheet at 28 February 2025, as filed at Companies House.
Atar Penthouses Limited over the years
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £41K (+234.3%) on the year before, to £24K.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £1.2M against £1.2M owed within a year: 1.0 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2025 | £24K | £309 | £1.2M | £1.2M | 0 |
| 29 Feb 2024 | -£18K | £22 | £1.1M | £1.1M | 0 |
| 28 Feb 2023 | -£12K | £134 | £1M | £1M | 0 |
| 28 Feb 2022 | -£11K | £28 | £997K | £1M | 0 |
| 28 Feb 2021 | -£7,635 | £3,150 | £709K | £717K | 0 |
Where Atar Penthouses Limited is registered
The registered office is in Borehamwood (WD6), in the Hertsmere local authority area, East of England. Show WD6 4RT on a map.
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Shared registered office
57 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Atar Penthouses Limited files late
If the accounts reach Companies House today, the late filing penalty is £375 (£750 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 Aug 2026 to 31 Aug 2026 | £150 |
| 1 to 3 months late | 1 Sep 2026 to 31 Oct 2026 | £375 |
| 3 to 6 months late | 1 Nov 2026 to 31 Jan 2027 | £750 |
| More than 6 months late | From 1 Feb 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2026 | £200 |
| 3 months late | 31 Jan 2027 | another £200 |
| 6 months late | 30 Apr 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 12481469
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 25 February 2020 (6 years ago)
- Registered office
- Langley House, 53 Theobald Street, Borehamwood, WD6 4RT
- Nature of business
- Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Buying and selling of own real estate (SIC 68100) - Year end
- 31 October (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 24 February 2025
- Charges (mortgages)
- 0 outstanding of 4 registered
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 Borehamwood
Other active building contractors registered in Borehamwood.
- Ayg Design&Build Ltd2026
- Ays Competition Ltd2025
- B Builders Ltd2020
- B.M.A.N. Construction Ltd2016
- B6 Foundation and Piling Specialists Ltd2020
- Barlu-Cons Limited2025
- Baywood Construction Limited2025
- Begu Construction Ltd2020
All building contractors in Borehamwood · All trades in Borehamwood · Builders across the UK
Frequently asked questions
When are Atar Penthouses Limited's accounts due?
Atar Penthouses Limited's accounts were due at Companies House on 31 July 2026 and the register shows them as overdue.
When is Atar Penthouses Limited's CT600 due?
The CT600 for the period to 31 October 2025 is due at HMRC by 31 October 2026, 12 months after the period end. The corporation tax itself is payable earlier, by 1 August 2026.
Is Atar Penthouses Limited still trading?
Atar Penthouses 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 Atar Penthouses Limited do?
Atar Penthouses Limited is registered under Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Buying and selling of own real estate (SIC 68100).
How old is Atar Penthouses Limited?
Atar Penthouses Limited was incorporated on 25 February 2020, 6 years ago.
What is the penalty if Atar Penthouses 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 Atar Penthouses 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.