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- Ati Limited
Company profile · Property developers
Ati Limited
Ati Limited is a 2-year-old private limited company registered in Hemel Hempstead, company number 15385411, one of 130 property development companies in Hemel Hempstead. 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.
Ati 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 £146 (+32.1%) on the year before, to £601.
- Current assets of £31K against £30K owed within a year: 1.0 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 2 years, 2025 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £601 | £31K | £30K | 1 | |
| 31 Jan 2025 | £455 | £2,960 | £3,415 | 1 |
Where Ati Limited is registered
The registered office is in Hemel Hempstead (HP3), in the Three Rivers local authority area, East of England. Show HP3 8RY on a map.
Other trade companies in HP3
- G-Force Plumbing & Heating Contractors LimitedPlumbers and heating engineers
- Primeline Property Solutions LtdRoofers
- Elite Roof Repairs LtdRoofers
- Connor Air LimitedPlumbers and heating engineers
- Irv Services LtdInstallers
- Herts Number Plates LtdMotor traders
- RH Design and Electrical LtdBuilders
- Ejc Plumbing LtdPlumbers and heating engineers
Also registered at this address
4 other companies use the same registered office as Ati Limited.
- Asset Mechanical Services LimitedMachinery repair and installation
- Rimac LimitedMachinery repair and installation
- Saic LimitedProperty developers
- Williams Windows & Doors LimitedGlaziers
What happens if Ati 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 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
- 15385411
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 3 January 2024 (2 years ago)
- Registered office
- The Hollow Hyde Lane, Nash Mills, Hemel Hempstead, HP3 8RY
- Nature of business
- Development of building projects (SIC 41100)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 2 January 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Hemel Hempstead
Other active property development companies registered in Hemel Hempstead.
- Baker Property Services Ltd2022
- Beart & Gibson Limited1997
- Benchleys Developments Limited2018
- Bibeekon Ltd2026
- Blue Cloud Property Maintenance Ltd2019
- Blue Cloud Property Renovations Ltd2016
- Blue Horizon Developers Ltd2025
- BNH Limited2024
All property development companies in Hemel Hempstead · All trades in Hemel Hempstead · Property developers across the UK
Frequently asked questions
When are Ati Limited's accounts due?
Ati Limited's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is Ati Limited'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 Ati Limited still trading?
Ati 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 Ati Limited do?
Ati Limited is registered under Development of building projects (SIC 41100).
How old is Ati Limited?
Ati Limited was incorporated on 3 January 2024, 2 years ago.
What is the penalty if Ati 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 Ati 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.