- Companies
- Finishing trades
- Iver
- O.N Carpentry Limited
O.N Carpentry Limited
- Company number
- 16878967
- Incorporated
- 27 Nov 2025
- Registered office
- 4 Somerset Way, Iver, Buckinghamshire, SL0 9AF
- Nature of business
- Other building completion and finishing
O.N Carpentry Limited is a newly incorporated private limited company registered in Iver, company number 16878967, one of 11 building finishing companies in Iver. Its next accounts are due at Companies House on 27 August 2027, and its first CT600 is due at HMRC on 26 November 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where O.N Carpentry Limited is registered
The registered office is in Iver (SL0), in the Buckinghamshire local authority area, South East. Show SL0 9AF on a map.
Other trade companies in SL0
- G Turna Construction LimitedBuilders
- PSG Engineering Services LtdCivil engineering
- Drive on Demand LtdMotor traders
- Slick Autos LimitedMechanics and garages
- Aa Salvage Services LtdMotor traders
- Pana Construction LtdProperty developers
- Waste Rescue LimitedMechanics and garages
- Raja Builder Property Services LtdProperty developers
Also registered at this address
13 other companies use the same registered office as O.N Carpentry Limited.
- At8 Recovery & Service LtdMechanics and garages
- Bright Space Developments LtdProperty developers
- Diamond Roofing Specialists LtdRoofers
- Lje Construction LtdBuilders
- M & H Decorators LimitedPainters and decorators
- Mix Autotech LtdMechanics and garages
- Rooftop Developments London LimitedProperty developers
- Short and Nye LtdElectricians
- Steel Electrical LtdElectricians
- Wdia Construction LtdBuilders
- We Windows LimitedInstallers
- West London Storage LtdProperty developers
- West Space Construction (London) LtdBuilders
What happens if O.N Carpentry 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 27 August 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Aug 2027 to 27 Sep 2027 | £150 |
| 1 to 3 months late | 28 Sep 2027 to 27 Nov 2027 | £375 |
| 3 to 6 months late | 28 Nov 2027 to 27 Feb 2028 | £750 |
| More than 6 months late | From 28 Feb 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Dec 2027 | £200 |
| 3 months late | 29 Feb 2028 | another £200 |
| 6 months late | 30 May 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Nov 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
- 16878967
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 November 2025
- Registered office
- 4 Somerset Way, Iver, Buckinghamshire, SL0 9AF
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 November (accounting reference date)
- Accounts type
- No accounts filed yet
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 Iver
Other active building finishing companies registered in Iver.
- Best London Construction Ltd2026
- Core Maintenance Contracts Limited2021
- D M Interiors Slough Limited2017
- Dave (UK) Limited2014
- Envisioned Property Limited2019
- Gilcomp Services Limited1999
- Gilder Property Logic Ltd2018
- Harry Construction Limited2007
All building finishing companies in Iver · All trades in Iver · Finishing trades across the UK
Frequently asked questions
When are O.N Carpentry Limited's accounts due?
O.N Carpentry Limited's next accounts are due at Companies House by 27 August 2027 (in 318 days), covering the period to 30 November 2026.
When is O.N Carpentry Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 26 November 2026, due by 26 November 2027, and one for the period to 30 November 2026, due by 30 November 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is O.N Carpentry Limited still trading?
O.N Carpentry 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 O.N Carpentry Limited do?
O.N Carpentry Limited is registered under Other building completion and finishing (SIC 43390).
How old is O.N Carpentry Limited?
O.N Carpentry Limited was incorporated on 27 November 2025, less than a year ago.
What is the penalty if O.N Carpentry 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 O.N Carpentry 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.