- Companies
- Landscapers and gardeners
- Llanelli
- Knotweed Support - Invasive Weed Specialists Ltd
Knotweed Support - Invasive Weed Specialists Ltd
- Company number
- 10275515
- Incorporated
- 13 Jul 201610 years trading
- Registered office
- Unit 6 the Arcade, The Arcade, Llanelli, SA15 3TW
- Nature of business
- Landscape service activities
Knotweed Support - Invasive Weed Specialists Ltd is a 10-year-old private limited company registered in Llanelli, company number 10275515, one of 15 landscaping companies in Llanelli. 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 down £39 (-28.5%) on the year before, to £98.
- Net assets rose in 3 of 8 year-on-year comparisons on record.
- Current assets of £14K against £8,344 owed within a year: 1.7 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £98 | £14K | £8,344 | 2 | |
| 31 Mar 2024 | £137 | £16K | £8,494 | 2 | |
| 31 Mar 2023 | £149 | £27K | £12K | 2 | |
| 31 Mar 2022 | £22 | £27K | £8,135 | 2 | |
| 31 Mar 2021 | -£3,100 | £20K | £3,549 | 2 | |
| 31 Mar 2020 | £129 | £21K | £20K | 0 | |
| 31 Mar 2019 | £1,839 | £9,872 | £8,033 | 0 | |
| 31 Jul 2018 | £10 | £10 | 0 | ||
| 31 Jul 2017 | £10 | £10 |
Where Knotweed Support - Invasive Weed Specialists Ltd is registered
The registered office is in Llanelli (SA15), in the Carmarthenshire local authority area, Wales. Show SA15 3TW on a map.
Other trade companies in SA15
- Annesley Street (Llanelli) LtdProperty developers
- A&J Landscapes and Property Maintenance LimitedLandscapers and gardeners
- A.C Electrics Llanelli LtdElectricians
- Blue Lagoon Paving & Patios LtdLandscapers and gardeners
- Gwyn Towns Installations LtdInstallers
- Ozma Developments LtdProperty developers
- Swansea Mobile Boat Engineers LtdMachinery repair and installation
- South Wales Bathrooms and Heating LtdPlumbers and heating engineers
Also registered at this address
12 other companies use the same registered office as Knotweed Support - Invasive Weed Specialists Ltd.
- A&J Landscapes and Property Maintenance LimitedLandscapers and gardeners
- Asr Heating Group LimitedPlumbers and heating engineers
- Bespoke Electrical Home Services LimitedElectricians
- BRT Doorway Diggers LtdGroundworks and demolition
- CJ Aga Servicing LtdPlumbers and heating engineers
- Dragonarch Developments LimitedProperty developers
- Driveline Vehicle Services LtdMechanics and garages
- Ejs Electrical & Renewables LtdElectricians
- L. Weston Construction LtdSpecialist contractors
- Ozma Developments LtdProperty developers
- R T Tiling Specialists LtdFloor and wall tilers
- SSN Property & Housing LtdSpecialist contractors
What happens if Knotweed Support - Invasive Weed Specialists 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
- 10275515
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 July 2016 (10 years ago)
- Registered office
- Unit 6 the Arcade, The Arcade, Llanelli, SA15 3TW
- Nature of business
- Landscape service activities (SIC 81300)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 13 April 2026
- Previous names
- Knotweed Support - Invasive Weed Control Ltd (until 12 Sep 2016)
Knotweed Solutions - Invasive Weed Control Ltd (until 24 Aug 2016)
Filing notes for landscaping companies
Landscaping companies tend to be seasonal, so the year end date affects how much work in progress and how many unpaid invoices sit on the balance sheet.
Similar companies in Llanelli
Other active landscaping companies registered in Llanelli.
- Natural Ground Care Ltd2018
- Precision Landscaping Ltd2025
- Shapewright Services Limited2007
- Taylor Landscapes & Grounds Maintenance Limited2013
- Taylors FM Holdings Limited2026
- TJ Elite Resin Ltd2023
- Unity Grounds Ltd2026
- A&J Landscapes and Property Maintenance Limited2026
All landscaping companies in Llanelli · All trades in Llanelli · Landscapers and gardeners across the UK
Frequently asked questions
When are Knotweed Support - Invasive Weed Specialists Ltd's accounts due?
Knotweed Support - Invasive Weed Specialists Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Knotweed Support - Invasive Weed Specialists 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 Knotweed Support - Invasive Weed Specialists Ltd still trading?
Knotweed Support - Invasive Weed Specialists 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 Knotweed Support - Invasive Weed Specialists Ltd do?
Knotweed Support - Invasive Weed Specialists Ltd is registered under Landscape service activities (SIC 81300).
How old is Knotweed Support - Invasive Weed Specialists Ltd?
Knotweed Support - Invasive Weed Specialists Ltd was incorporated on 13 July 2016, 10 years ago.
What is the penalty if Knotweed Support - Invasive Weed Specialists 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 Knotweed Support - Invasive Weed Specialists 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.