- Companies
- Plumbers and heating engineers
- Poole
- Harbourside Plumbing & Heating Ltd
Harbourside Plumbing & Heating Ltd
- Company number
- 16396645
- Incorporated
- 20 Apr 20251 year trading
- Registered office
- 62 Tarn Drive, Poole, BH17 7DQ
- Nature of business
- Plumbing, heat and air-conditioning installation
Harbourside Plumbing & Heating Ltd is a 1-year-old private limited company registered in Poole, company number 16396645, one of 93 plumbing and heating companies in Poole. Its next accounts are due at Companies House on 31 January 2028, and the CT600 for the period to 30 April 2027 is due at HMRC on 30 April 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 30 April 2026, as filed at Companies House.
Where Harbourside Plumbing & Heating Ltd is registered
The registered office is in Poole (BH17), in the Bournemouth, Christchurch and Poole local authority area, South West. Show BH17 7DQ on a map.
Other trade companies in BH17
- Sheildline Property Care LtdRoofers
- Window Works Dorset LtdJoiners and carpenters
- LT Drylining LtdBuilders
- Castle Plumbing and Heating Solutions LtdPlumbers and heating engineers
- Stuart Court Electrical LtdElectricians
- Hij Engineering and Consultancy LtdMachinery repair and installation
- Savage Solutions LtdFinishing trades
- One Call Cleaners LimitedCleaning companies
What happens if Harbourside Plumbing & Heating 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 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2028 to 29 Feb 2028 | £150 |
| 1 to 3 months late | 1 Mar 2028 to 30 Apr 2028 | £375 |
| 3 to 6 months late | 1 May 2028 to 31 Jul 2028 | £750 |
| More than 6 months late | From 1 Aug 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 16396645
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 April 2025 (1 year ago)
- Registered office
- 62 Tarn Drive, Poole, BH17 7DQ
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2026
- Last confirmation statement
- 19 April 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 Poole
Other active plumbing and heating companies registered in Poole.
- Harkett Heating & Gas Limited2026
- Heat & Gas Solutions Limited2017
- Henbury Heating Limited2016
- Holland Gas Services Bournemouth Ltd2019
- Hollcare Ltd2020
- HP Cooling Limited2026
- Ian Finch Plumbing and Heating Limited2010
- Ideal Warmth Ltd2014
All plumbing and heating companies in Poole · All trades in Poole · Plumbers and heating engineers across the UK
Frequently asked questions
When are Harbourside Plumbing & Heating Ltd's accounts due?
Harbourside Plumbing & Heating Ltd's next accounts are due at Companies House by 31 January 2028 (in 475 days), covering the period to 30 April 2027.
When is Harbourside Plumbing & Heating Ltd's CT600 due?
The CT600 for the period to 30 April 2027 is due at HMRC by 30 April 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2028.
Is Harbourside Plumbing & Heating Ltd still trading?
Harbourside Plumbing & Heating 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 Harbourside Plumbing & Heating Ltd do?
Harbourside Plumbing & Heating Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Harbourside Plumbing & Heating Ltd?
Harbourside Plumbing & Heating Ltd was incorporated on 20 April 2025, 1 year ago.
What is the penalty if Harbourside Plumbing & Heating 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 Harbourside Plumbing & Heating 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.