- Companies
- Civil engineering
- Fareham
- Os Construction Services Ltd
Os Construction Services Ltd
- Company number
- 17137373
- Incorporated
- 6 Apr 2026
- Registered office
- Tapnage Farm Titchfield Lane, Wickham, Fareham, PO17 5PQ
- Nature of business
- Construction of other civil engineering projects n.e.c.
Os Construction Services Ltd is a newly incorporated private limited company registered in Fareham, company number 17137373, one of 46 civil engineering contractors in Fareham. Its next accounts are due at Companies House on 6 January 2028, and its first CT600 is due at HMRC on 5 April 2028.
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 Os Construction Services Ltd is registered
The registered office is in Fareham (PO17), in the Winchester local authority area, South East. Show PO17 5PQ on a map.
Other trade companies in PO17
- Roofing Transformers LtdRoofers
- JFS Building Services LtdLandscapers and gardeners
- Jacobs Auto Repairs LtdMechanics and garages
- JK Land & Property LtdProperty developers
- A R Banks Civil Engineering LtdCivil engineering
- Hounds Maintenance Solutions LtdMechanics and garages
- The Coastal Exterior Company LtdCleaning companies
- Bere Forest Tree Services & Milling LtdLandscapers and gardeners
Also registered at this address
2 other companies use the same registered office as Os Construction Services Ltd.
- Bear Kustom's Paintworks LtdMechanics and garages
- Hounds Maintenance Solutions LtdMechanics and garages
What happens if Os Construction Services 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 6 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 7 Jan 2028 to 6 Feb 2028 | £150 |
| 1 to 3 months late | 7 Feb 2028 to 6 Apr 2028 | £375 |
| 3 to 6 months late | 7 Apr 2028 to 6 Jul 2028 | £750 |
| More than 6 months late | From 7 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 2029 | 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
- 17137373
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 April 2026
- Registered office
- Tapnage Farm Titchfield Lane, Wickham, Fareham, PO17 5PQ
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 13 April 2026
Filing notes for civil engineering contractors
Civil engineering contractors usually carry plant and machinery, so capital allowances (the annual investment allowance and the main pool) do much of the work in the corporation tax computation.
Similar companies in Fareham
Other active civil engineering contractors registered in Fareham.
- Presscrete Home Building Ltd2024
- R & R Utilities Ltd2017
- Real Building Contractors (Wessex) Limited2009
- RJD Civils Limited2021
- RMC Ground Tech Limited2017
- RS Utilities Ltd2024
- Schofield Groundworks Limited1997
- SGS Surveys Ltd2018
All civil engineering contractors in Fareham · All trades in Fareham · Civil engineering across the UK
Frequently asked questions
When are Os Construction Services Ltd's accounts due?
Os Construction Services Ltd's next accounts are due at Companies House by 6 January 2028 (in 450 days), covering the period to 30 April 2027.
When is Os Construction Services Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 5 April 2027, due by 5 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Os Construction Services Ltd still trading?
Os Construction Services 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 Os Construction Services Ltd do?
Os Construction Services Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990).
How old is Os Construction Services Ltd?
Os Construction Services Ltd was incorporated on 6 April 2026, less than a year ago.
What is the penalty if Os Construction Services 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 Os Construction Services 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.