- Companies
- Specialist contractors
- Isleworth
- Buch Construction Limited
Buch Construction Limited
- Company number
- 14817456
- Incorporated
- 20 Apr 20233 years trading
- Registered office
- A M S South Street House, 51 South Street, Isleworth, Middlesex, TW7 7AA
- Nature of business
- Other specialised construction activities n.e.c.; Management consultancy activities other than financial management; Other engineering activities; specialised design activities
Buch Construction Limited is a 3-year-old private limited company registered in Isleworth, company number 14817456, one of 25 specialist construction companies in Isleworth. 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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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 £9,364 (+70.1%) on the year before, to £23K.
- Current assets of £34K against £12K owed within a year: 2.9 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Apr 2025 | £23K | £34K | £12K | 2 | |
| 30 Apr 2024 | £13K | £31K | £18K | 2 |
Where Buch Construction Limited is registered
The registered office is in Isleworth (TW7), in the Hounslow local authority area, London. Show TW7 7AA on a map.
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- V&R Construction Group LtdBuilders
- Gio Construction LimitedBuilders
- S & H Bodywork LtdMechanics and garages
- KS Garage Isleworth LtdMotor traders
- C Wiseman Services LtdCleaning companies
- Avenida Developments LtdProperty developers
- Courtesy Cars Group UK LtdMotor traders
Also registered at this address
23 other companies use the same registered office as Buch Construction Limited.
- A.Bayes Services Ltd.Scaffolders
- Bellpark Developments LimitedProperty developers
- Calton Development LimitedProperty developers
- Cda 1 LimitedSpecialist contractors
- City Electrical LimitedElectricians
- Creative Developments Properties LimitedProperty developers
- CSM Design LtdProperty developers
- Elysian Developments Group LimitedProperty developers
- Elysian One LimitedProperty developers
- Elysian the Drive LimitedProperty developers
- Formwork Engineering Consultancies LimitedSpecialist contractors
- FRG Services LimitedPainters and decorators
- Fruit and Barley LimitedInstallers
- Heating & Oven Technology LimitedMachinery repair and installation
- Iconic Building Services LimitedBuilders
- Irt Electrical Services LimitedElectricians
- James Electrical Services LtdElectricians
- James Plumbing and Heating LimitedPlumbers and heating engineers
- Landmark Building Services LtdBuilders
- Mark Curtis Roofing Services LimitedRoofers
- Stop Digging Warwickshire LimitedGroundworks and demolition
- The Tyre Rack Auto Repair LimitedMechanics and garages
- Volen2024 LimitedJoiners and carpenters
What happens if Buch Construction Limited 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
- 14817456
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 20 April 2023 (3 years ago)
- Registered office
- A M S South Street House, 51 South Street, Isleworth, Middlesex, TW7 7AA
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Management consultancy activities other than financial management (SIC 70229)
Other engineering activities (SIC 71129)
specialised design activities (SIC 74100) - Year end
- 30 April (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 19 April 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Isleworth
Other active specialist construction companies registered in Isleworth.
- Cda 1 Limited2026
- Construction Delivery Ltd2020
- Formwork Engineering Consultancies Limited2026
- Imko Ltd2010
- Kelly Hydraulics Limited2002
- Kilnaleck Construction Limited2016
- MC IT and Network Solutions Ltd2021
- Om Property Solutions Ltd2025
All specialist construction companies in Isleworth · All trades in Isleworth · Specialist contractors across the UK
Frequently asked questions
When are Buch Construction Limited's accounts due?
Buch Construction Limited's next accounts are due at Companies House by 31 January 2027 (in 111 days), covering the period to 30 April 2026.
When is Buch Construction Limited'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 Buch Construction Limited still trading?
Buch Construction Limited 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 Buch Construction Limited do?
Buch Construction Limited is registered under Other specialised construction activities n.e.c. (SIC 43999); Management consultancy activities other than financial management (SIC 70229); Other engineering activities (SIC 71129); specialised design activities (SIC 74100).
How old is Buch Construction Limited?
Buch Construction Limited was incorporated on 20 April 2023, 3 years ago.
What is the penalty if Buch Construction Limited 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 Buch Construction Limited 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.