Atha Ltd
- Company number
- 16354215
- Incorporated
- 31 Mar 20251 year trading
- Registered office
- 201B.3 Cardinal Point, Park Road, Rickmansworth, Hertfordshire, WD3 1RE
- Nature of business
- Electrical installation; Other retail sale of food in specialised stores
Atha Ltd is a 1-year-old private limited company registered in Rickmansworth, company number 16354215, one of 45 electrical contractors in Rickmansworth. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 30 March 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 Atha Ltd is registered
The registered office is in Rickmansworth (WD3), in the Three Rivers local authority area, East of England. Show WD3 1RE on a map.
Other trade companies in WD3
- DB Roofing Services LtdRoofers
- Ijesha Real Estate LtdProperty developers
- Aa Estate Developers LtdProperty developers
- DW17 LimitedProperty developers
- Twelve Construct LtdProperty developers
- Mill End Motor Company LtdMotor traders
- Daf Construction Services LtdBuilders
- J&V Customs LtdMechanics and garages
Also registered at this address
14 other companies use the same registered office as Atha Ltd.
- Aquashine Auto Spa LtdCleaning companies
- Blue and White Pro Cleaning LtdCleaning companies
- CTL Construction & Development LtdCivil engineering
- DC Windows LtdGlaziers
- Emm-G Services LtdInstallers
- Gleamro LimitedMotor traders
- Ikarus Pro Services LtdProperty developers
- Nest Construction Services LtdProperty developers
- R&K Heating Solutions LtdPlumbers and heating engineers
- Sa Group Construction LtdFinishing trades
- SKP Development LtdProperty developers
- Transport 24 International Forwarding LtdMotor traders
- Undercover Garage LimitedMechanics and garages
- Vento Grecale LtdProperty developers
What happens if Atha Ltd 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 16354215
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 31 March 2025 (1 year ago)
- Registered office
- 201B.3 Cardinal Point, Park Road, Rickmansworth, Hertfordshire, WD3 1RE
- Nature of business
- Electrical installation (SIC 43210)
Other retail sale of food in specialised stores (SIC 47290) - Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 17 March 2026
Filing notes for electrical contractors
Electrical contracting companies are often a director plus a van and tools. Most fall within the micro-entity rules, so the accounts filed at Companies House are short, and the CT600 carries the tax detail.
Similar companies in Rickmansworth
Other active electrical contractors registered in Rickmansworth.
- B-A-R Electrical and Mechanical Services Limited2014
- Batchworth Electrical Contractors Ltd2025
- C.L Electrical Solutions Limited2022
- Caren Electrical Services Ltd2014
- Dell Electrical Services Limited2014
- Estuary Electrical Limited2003
- Gabriel Lechovolea Ltd2019
- Hamer Electrical Contractors Limited1977
All electrical contractors in Rickmansworth · All trades in Rickmansworth · Electricians across the UK
Frequently asked questions
When are Atha Ltd's accounts due?
Atha Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Atha Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 30 March 2026, due by 30 March 2027, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Atha Ltd still trading?
Atha Ltd 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 Atha Ltd do?
Atha Ltd is registered under Electrical installation (SIC 43210); Other retail sale of food in specialised stores (SIC 47290).
How old is Atha Ltd?
Atha Ltd was incorporated on 31 March 2025, 1 year ago.
What is the penalty if Atha Ltd 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 Atha Ltd 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.