- Companies
- Plumbers and heating engineers
- London
- Flowcore Ltd.
Flowcore Ltd.
- Company number
- 16335648
- Incorporated
- 23 Mar 20251 year trading
- Registered office
- 97 Wyndham Road, London, SE5 0UB
- Nature of business
- Plumbing, heat and air-conditioning installation; Repair of household appliances and home and garden equipment
Flowcore Ltd. is a 1-year-old private limited company registered in London, company number 16335648, one of 2,972 plumbing and heating companies in London. Its next accounts are due at Companies House on 23 December 2026, and its first CT600 is due at HMRC on 22 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 Flowcore Ltd. is registered
The registered office is in London (SE5), in the Southwark local authority area, London. Show SE5 0UB on a map.
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What happens if Flowcore 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 23 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 24 Dec 2026 to 23 Jan 2027 | £150 |
| 1 to 3 months late | 24 Jan 2027 to 23 Mar 2027 | £375 |
| 3 to 6 months late | 24 Mar 2027 to 23 Jun 2027 | £750 |
| More than 6 months late | From 24 Jun 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
- 16335648
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 March 2025 (1 year ago)
- Registered office
- 97 Wyndham Road, London, SE5 0UB
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Repair of household appliances and home and garden equipment (SIC 95220) - Year end
- 31 March (accounting reference date)
- Accounts type
- No accounts filed yet
- Previous names
- Platinum Handy Solution Ltd (until 19 Jan 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 London
Other active plumbing and heating companies registered in London.
- Flowfix Services Ltd2025
- Flowgenix Ltd2025
- Flowline Heating & Plumbing Ltd.2016
- Flowlux Plumbing Ltd2023
- Flowpro Plumbing and Heating Ltd2026
- Flowpro Plumbing Ltd2025
- Flowrite Plumbing & Heating Services Limited2018
- Flowstate Plumbing and Heating Ltd2025
All plumbing and heating companies in London · All trades in London · Plumbers and heating engineers across the UK
Frequently asked questions
When are Flowcore Ltd.'s accounts due?
Flowcore Ltd.'s next accounts are due at Companies House by 23 December 2026 (in 71 days), covering the period to 31 March 2026.
When is Flowcore 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 22 March 2026, due by 22 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 Flowcore Ltd. still trading?
Flowcore Ltd. is listed as active on the Companies House register (checked 13 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 Flowcore Ltd. do?
Flowcore Ltd. is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Repair of household appliances and home and garden equipment (SIC 95220).
How old is Flowcore Ltd.?
Flowcore Ltd. was incorporated on 23 March 2025, 1 year ago.
What is the penalty if Flowcore 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 Flowcore Ltd. on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.