- Companies
- Plumbers and heating engineers
- Caerphilly
- Hydra Plumbing Ltd
Hydra Plumbing Ltd
- Company number
- 16681327
- Incorporated
- 29 Aug 20251 year trading
- Registered office
- 80 Nantgarw Road 80, Caerphilly, CF83 1AP
- Nature of business
- Plumbing, heat and air-conditioning installation
Hydra Plumbing Ltd is a 1-year-old private limited company registered in Caerphilly, company number 16681327, one of 32 plumbing and heating companies in Caerphilly. Its next accounts are due at Companies House on 29 May 2027, and its first CT600 is due at HMRC on 28 August 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 Hydra Plumbing Ltd is registered
The registered office is in Caerphilly (CF83), in the Caerphilly local authority area, Wales. Show CF83 1AP on a map.
Other trade companies in CF83
- Owen PM LimitedBuilders
- Ecamscymru LtdMachinery repair and installation
- Bee Green Plumbing Solutions LtdPlumbers and heating engineers
- Tyga Constuction LimitedBuilders
- Grip Rip MX LtdMotor traders
- Da' Grave LtdRepair services
- First Class Cleaning Solutions LtdCleaning companies
- Vehicle Accident Repairs Solutions LtdMotor traders
What happens if Hydra Plumbing 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 29 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 30 May 2027 to 29 Jun 2027 | £150 |
| 1 to 3 months late | 30 Jun 2027 to 29 Aug 2027 | £375 |
| 3 to 6 months late | 30 Aug 2027 to 29 Nov 2027 | £750 |
| More than 6 months late | From 30 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Sep 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Aug 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
- 16681327
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 August 2025 (1 year ago)
- Registered office
- 80 Nantgarw Road 80, Caerphilly, CF83 1AP
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 August (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 28 August 2026
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Caerphilly
Other active plumbing and heating companies registered in Caerphilly.
- JMT Plumbing and Heating Ltd2022
- Lucid Blu' Ltd2018
- Luke Humphreys Plumbing & Heating Ltd2024
- Marc Nash Plumbing & Heating Ltd2023
- One-Stop Appliance Repairs Limited2021
- Peterson Plumbing and Heating Limited2026
- Plumb Tidy Ltd2019
- Pro-Tect Plumbing & Bathrooms Ltd2026
All plumbing and heating companies in Caerphilly · All trades in Caerphilly · Plumbers and heating engineers across the UK
Frequently asked questions
When are Hydra Plumbing Ltd's accounts due?
Hydra Plumbing Ltd's next accounts are due at Companies House by 29 May 2027 (in 228 days), covering the period to 31 August 2026.
When is Hydra Plumbing 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 28 August 2026, due by 28 August 2027, and one for the period to 31 August 2026, due by 31 August 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Hydra Plumbing Ltd still trading?
Hydra Plumbing 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 Hydra Plumbing Ltd do?
Hydra Plumbing Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Hydra Plumbing Ltd?
Hydra Plumbing Ltd was incorporated on 29 August 2025, 1 year ago.
What is the penalty if Hydra Plumbing 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 Hydra Plumbing 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.