- Companies
- Finishing trades
- Mitcham
- Plan B Group Ltd
Plan B Group Ltd
- Company number
- 12514527
- Incorporated
- 12 Mar 20206 years trading
- Registered office
- 1 Thirsk Road, Mitcham, CR4 2BL
- Nature of business
- Other building completion and finishing; Management consultancy activities other than financial management; specialised design activities; Residents property management
Plan B Group Ltd is a 6-year-old private limited company registered in Mitcham, company number 12514527, one of 76 building finishing companies in Mitcham. 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 £300 (-13.8%) on the year before, to £1,867.
- Net assets rose in 1 of 4 year-on-year comparisons on record.
- Current assets of £3,026 against £1,159 owed within a year: 2.6 times cover.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £1,867 | £3,026 | £1,159 | 0 | |
| 30 Mar 2024 | £2,167 | £3,026 | £859 | 1 | |
| 31 Mar 2023 | £8,908 | £32K | £23K | 1 | |
| 31 Mar 2022 | £11K | £11K | £0 | 1 | |
| 31 Mar 2021 | £0 | £0 | £0 | 0 |
Where Plan B Group Ltd is registered
The registered office is in Mitcham (CR4), in the Merton local authority area, London. Show CR4 2BL on a map.
Other trade companies in CR4
- Mendevo LimitedFloor and wall tilers
- Az Auto Body Repair LtdMechanics and garages
- Welcome Maintenance LimitedPainters and decorators
- Fixmot LtdMechanics and garages
- MPB Property Care LtdFinishing trades
- Aoo Building Services LtdBuilders
- LDN Plumbing Heating and Cooling LimitedPlumbers and heating engineers
- Dgha Construction LtdBuilders
What happens if Plan B Group 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
- 12514527
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 12 March 2020 (6 years ago)
- Registered office
- 1 Thirsk Road, Mitcham, CR4 2BL
- Nature of business
- Other building completion and finishing (SIC 43390)
Management consultancy activities other than financial management (SIC 70229)
specialised design activities (SIC 74100)
Residents property management (SIC 98000) - Year end
- 31 March (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 10 March 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Mitcham
Other active building finishing companies registered in Mitcham.
- Pyramids Refurbishment Ltd2025
- Ranns Construction Limited2002
- Reliance Contractors (UK) Limited2012
- Rentina Ltd2013
- RGM Construction (UK) Ltd2010
- Ronald Anthony Limited2002
- Rospuda Building Limited2021
- Sentinel Omni Services Limited2026
All building finishing companies in Mitcham · All trades in Mitcham · Finishing trades across the UK
Frequently asked questions
When are Plan B Group Ltd's accounts due?
Plan B Group 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 Plan B Group 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 Plan B Group Ltd still trading?
Plan B Group 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 Plan B Group Ltd do?
Plan B Group Ltd is registered under Other building completion and finishing (SIC 43390); Management consultancy activities other than financial management (SIC 70229); specialised design activities (SIC 74100); Residents property management (SIC 98000).
How old is Plan B Group Ltd?
Plan B Group Ltd was incorporated on 12 March 2020, 6 years ago.
What is the penalty if Plan B Group 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 Plan B Group 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.