Osflow Ltd
- Company number
- 15017998
- Incorporated
- 21 Jul 20233 years trading
- Registered office
- Springfield Ellesmere Road, ST. Martins, Oswestry, SY11 3BE
- Nature of business
- Plumbing, heat and air-conditioning installation
Osflow Ltd is a 3-year-old private limited company registered in Oswestry, company number 15017998, one of 21 plumbing and heating companies in Oswestry. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
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 £126 on the year before, to £136.
- Current assets of £2,081 against £2,345 owed within a year: 0.9 times cover.
- 1 employee on average, up from 0 the year before.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jul 2025 | £136 | £1,206 | £2,081 | £2,345 | 1 |
| 31 Jul 2024 | £10 | £1,103 | £1,593 | 0 |
Where Osflow Ltd is registered
The registered office is in Oswestry (SY11), in the Shropshire local authority area, West Midlands. Show SY11 3BE on a map.
Other trade companies in SY11
- BG Electrics LtdElectricians
- Valley Roofing Landscaping Group LimitedRoofers
- Valley Roofing and Landscaping Group LimitedRoofers
- Dependable Roofer Buildings and Construction LimitedRoofers
- Castell Connect Services LtdElectricians
- Cosy Homes Renovations LtdPlumbers and heating engineers
- Stone Story Sculptures LtdSpecialist contractors
- Atk Trans LimitedGroundworks and demolition
What happens if Osflow 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- 15017998
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 July 2023 (3 years ago)
- Registered office
- Springfield Ellesmere Road, ST. Martins, Oswestry, SY11 3BE
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 July (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 20 July 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 Oswestry
Other active plumbing and heating companies registered in Oswestry.
- Platinum Heating Solutions Ltd2011
- Precision Gas and Plumbing Ltd2018
- SWJ Plumbing & Heating Ltd2022
- Wear Plumbing Ltd2022
- Air2Heat Ltd2020
- Arry's Plumbing & Heating Ltd2025
- B Fraser Plumbing Ltd2026
- Canary Gas Ltd2021
All plumbing and heating companies in Oswestry · All trades in Oswestry · Plumbers and heating engineers across the UK
Frequently asked questions
When are Osflow Ltd's accounts due?
Osflow Ltd's next accounts are due at Companies House by 30 April 2027 (in 200 days), covering the period to 31 July 2026.
When is Osflow Ltd's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Osflow Ltd still trading?
Osflow 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 Osflow Ltd do?
Osflow Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Osflow Ltd?
Osflow Ltd was incorporated on 21 July 2023, 3 years ago.
What is the penalty if Osflow 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 Osflow 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.