- Companies
- Installers
- Portsmouth
- Root Av Ltd
Root Av Ltd
- Company number
- 15512046
- Incorporated
- 21 Feb 20242 years trading
- Registered office
- 41 Lealand Road, Portsmouth, Hampshire, PO6 1LZ
- Nature of business
- Other construction installation
Root Av Ltd is a 2-year-old private limited company registered in Portsmouth, company number 15512046, one of 84 installation companies (insulation, lifts, shutters and similar) in Portsmouth. 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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Financial snapshot, 2025
From the balance sheet at 31 March 2025, as filed at Companies House.
Who runs and owns Root Av Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| W*** R*** | Director | Feb 2024 |
Person with significant control
Where Root Av Ltd is registered
The registered office is in Portsmouth (PO6), in the Portsmouth local authority area, South East. Show PO6 1LZ on a map.
Other trade companies in PO6
- Bellagio Partners LtdBuilders
- Cpenw LtdMachinery repair and installation
- Marla Brickwork & Construction LtdProperty developers
- Miracles in Metal LtdMechanics and garages
- FH Fire & Electrical LtdElectricians
- Thomcore LimitedSpecialist contractors
- JMS Southern LtdElectricians
- The Motum Group LtdSpecialist contractors
What happens if Root Av 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
- 15512046
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 February 2024 (2 years ago)
- Registered office
- 41 Lealand Road, Portsmouth, Hampshire, PO6 1LZ
- 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
- 20 February 2026
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 Portsmouth
Other active installation companies (insulation, lifts, shutters and similar) registered in Portsmouth.
- Royale Drives Ltd2020
- RSD Design & Consultancy Ltd2026
- S&J Handyman Services Ltd2026
- Sa Plant Operations Limited2014
- Saxon Brickwork Ltd2025
- Sayer Redman Limited2005
- SD Brickwork Ltd2022
- Seh Drywall Ltd2022
All installation companies (insulation, lifts, shutters and similar) in Portsmouth · All trades in Portsmouth · Installers across the UK
Frequently asked questions
When are Root Av Ltd's accounts due?
Root Av 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 Root Av 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 Root Av Ltd still trading?
Root Av 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 Root Av Ltd do?
Root Av Ltd is registered under Other construction installation (SIC 43290).
How old is Root Av Ltd?
Root Av Ltd was incorporated on 21 February 2024, 2 years ago.
Who runs Root Av Ltd?
Root Av Ltd has 1 active director, the longest-serving appointed in Feb 2024. Their names and service addresses are on the Companies House register.
Who owns Root Av Ltd?
One person or company has significant control of Root Av Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Root Av 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 Root Av 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.