- Companies
- Installers
- Norwich
- Flowline Plastics Ltd
Flowline Plastics Ltd
- Company number
- 06838669
- Incorporated
- 6 Mar 200917 years trading
- Registered office
- 17D Back Lane, Wymondham, Norwich, NR18 0QB
- Nature of business
- Other construction installation
Flowline Plastics Ltd is a 17-year-old private limited company registered in Norwich, company number 06838669, one of 114 installation companies (insulation, lifts, shutters and similar) in Norwich. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £33K (+9.1%) on the year before, to £398K.
- Net assets rose in 7 of 9 year-on-year comparisons on record.
- Current assets of £574K against £313K owed within a year: 1.8 times cover.
- 6 employees on average during the year.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £398K | £229K | £574K | £313K | 6 |
| 31 Mar 2024 | £365K | £195K | £472K | £222K | 6 |
| 31 Mar 2023 | £333K | £184K | £524K | £256K | 12 |
| 31 Mar 2022 | £304K | £96K | £451K | £237K | 12 |
| 31 Mar 2021 | £308K | £120K | £405K | £179K | 11 |
| 31 Mar 2020 | £319K | £56K | £356K | £114K | 11 |
| 31 Mar 2019 | £287K | £45K | £321K | £121K | |
| 31 Mar 2018 | £273K | £66K | £319K | £132K | |
| 31 Mar 2017 | £232K | £42K | £355K | £186K | |
| 31 Mar 2016 | £194K | £19K | £174K | £41K |
Who runs and owns Flowline Plastics Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (2)
| Name | Role | Appointed |
|---|---|---|
| S*** F*** | Director | Mar 2009 |
| J*** F*** | Director | Apr 2025 |
2 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| C*** D*** | Secretary | Mar 2009 | Apr 2025 |
| K*** F*** | Director | Mar 2009 | Nov 2022 |
People with significant control (2)
Charges (secured borrowing)
2 of 2 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| HSBC Bank PLC | Outstanding | Oct 2014 |
| HSBC Bank PLC | Outstanding | May 2014 |
Where Flowline Plastics Ltd is registered
The registered office is in Norwich (NR18), in the South Norfolk local authority area, East of England. Show NR18 0QB on a map.
Other trade companies in NR18
- MW Autocare Group LtdMechanics and garages
- Ecp Motorworks LtdMechanics and garages
- Chris Saunders Electrical LtdElectricians
- Wright Noyes LtdMechanics and garages
- As Maintenance LtdRoofers
- Drench Designs LtdPlumbers and heating engineers
- Tenergy LtdElectricians
- A. E. Smith Plumbing & Heating LtdPlumbers and heating engineers
Also registered at this address
17 other companies use the same registered office as Flowline Plastics Ltd.
- A Elfleet LimitedPainters and decorators
- Andy Durrant Builders LtdBuilders
- Big Sky Construction LtdFinishing trades
- CD Services (Norfolk) LtdInstallers
- Dunnybuild LtdProperty developers
- Indie Ventures LtdLandscapers and gardeners
- Industrial Domestic Boiler Services LtdPlumbers and heating engineers
- Insphigher LtdSpecialist contractors
- KC Electrical Contracting LtdElectricians
- Macrow Heating LtdInstallers
- Mals Cars Wymondham LimitedMotor traders
- Norwich Conservatory Roofs LtdRoofers
- RLG Scaffolding LtdScaffolders
- Sentinal Industries LtdBuilders
- Traditional Rainwater Systems LtdInstallers
- Turn the Tides Ea LtdCleaning companies
- Wensum Building LimitedBuilders
What happens if Flowline Plastics 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
- 06838669
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 March 2009 (17 years ago)
- Registered office
- 17D Back Lane, Wymondham, Norwich, NR18 0QB
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 9 December 2025
- Charges (mortgages)
- 2 outstanding of 2 registered
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Norwich
Other active installation companies (insulation, lifts, shutters and similar) registered in Norwich.
- G J Kirk Installations Limited2005
- Girling Brickwork Ltd2023
- Gopro Developments Ltd2014
- Gracefield Project Management Ltd2025
- Helio Installations Ltd2025
- HH Site Service Ltd2019
- Howlett Garage Doors Limited2015
- Initial Flooring Ltd2020
All installation companies (insulation, lifts, shutters and similar) in Norwich · All trades in Norwich · Installers across the UK
Frequently asked questions
When are Flowline Plastics Ltd's accounts due?
Flowline Plastics 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 Flowline Plastics Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Flowline Plastics Ltd still trading?
Flowline Plastics 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 Flowline Plastics Ltd do?
Flowline Plastics Ltd is registered under Other construction installation (SIC 43290).
How old is Flowline Plastics Ltd?
Flowline Plastics Ltd was incorporated on 6 March 2009, 17 years ago.
Who runs Flowline Plastics Ltd?
Flowline Plastics Ltd has 2 active directors, the longest-serving appointed in Mar 2009. Their names and service addresses are on the Companies House register.
Who owns Flowline Plastics Ltd?
2 people or companies have significant control of Flowline Plastics Ltd: an individual (owns 25% to 50% of the shares); an individual (owns 25% to 50% of the shares).
What is the penalty if Flowline Plastics 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 Flowline Plastics 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.