- Companies
- Finishing trades
- Dorchester
- KB Building & Plastering SW Ltd
KB Building & Plastering SW Ltd
- Company number
- 15644837
- Incorporated
- 14 Apr 20242 years trading
- Registered office
- Spirare Limited, Mey House Bridport Road, Poundbury, Dorchester, Dorset, DT1 3QY
- Nature of business
- Other building completion and finishing
KB Building & Plastering SW Ltd is a 2-year-old private limited company registered in Dorchester, company number 15644837, one of 33 building finishing companies in Dorchester. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 30 April 2025, as filed at Companies House.
Where KB Building & Plastering SW Ltd is registered
The registered office is in Dorchester (DT1), in the Dorset local authority area, South West. Show DT1 3QY on a map.
Other trade companies in DT1
- Wareham MOT LimitedMechanics and garages
- Coastal Crest Dorset Cleaning Company LimitedCleaning companies
- Hybrid Superstructures LtdBuilders
- Solo Construction & Development LimitedBuilders
- Guardian Home Improvements LimitedFinishing trades
- Dorset Cars LtdMotor traders
- Rebecca Scaffolding LtdScaffolders
- Fox Roofing & Leadworks LtdRoofers
Also registered at this address
5 other companies use the same registered office as KB Building & Plastering SW Ltd.
- Dorset Tractors LtdMachinery repair and installation
- JPCP Electrical LtdElectricians
- RLS Roofing & Leadwork Specialist LtdRoofers
- Rolls Landscaping LtdLandscapers and gardeners
- Southern Renewables LtdElectricians
What happens if KB Building & Plastering SW 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 15644837
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 14 April 2024 (2 years ago)
- Registered office
- Spirare Limited, Mey House Bridport Road, Poundbury, Dorchester, Dorset, DT1 3QY
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 13 April 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 Dorchester
Other active building finishing companies registered in Dorchester.
- Kevin Smith Carpentry Ltd2019
- LW & KJ Martin Limited2011
- M & T Hull Limited2003
- M.Christopher Buildings & Ground Maintenance Limited2018
- Mark Whitely Group Limited2000
- N D K (Dorset) Limited2009
- Neil Prescott Developments Limited2003
- Nician Limited2005
All building finishing companies in Dorchester · All trades in Dorchester · Finishing trades across the UK
Frequently asked questions
When are KB Building & Plastering SW Ltd's accounts due?
KB Building & Plastering SW Ltd's next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is KB Building & Plastering SW Ltd's CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is KB Building & Plastering SW Ltd still trading?
KB Building & Plastering SW 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 KB Building & Plastering SW Ltd do?
KB Building & Plastering SW Ltd is registered under Other building completion and finishing (SIC 43390).
How old is KB Building & Plastering SW Ltd?
KB Building & Plastering SW Ltd was incorporated on 14 April 2024, 2 years ago.
What is the penalty if KB Building & Plastering SW 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 KB Building & Plastering SW 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.