- Companies
- Civil engineering
- Portsmouth
- White Space Innovating Designs Ltd
White Space Innovating Designs Ltd
- Company number
- 16785488
- Incorporated
- 15 Oct 2025
- Registered office
- 9 Mizzen House Lock Approach, Port Solent, Portsmouth, PO6 4UW
- Nature of business
- Construction of other civil engineering projects n.e.c.; Architectural activities; specialised design activities
White Space Innovating Designs Ltd is a newly incorporated private limited company registered in Portsmouth, company number 16785488, one of 74 civil engineering contractors in Portsmouth. Its next accounts are due at Companies House on 15 July 2027, and its first CT600 is due at HMRC on 14 October 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 White Space Innovating Designs Ltd is registered
The registered office is in Portsmouth (PO6), in the Portsmouth local authority area, South East. Show PO6 4UW on a map.
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What happens if White Space Innovating Designs 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 15 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 16 Jul 2027 to 15 Aug 2027 | £150 |
| 1 to 3 months late | 16 Aug 2027 to 15 Oct 2027 | £375 |
| 3 to 6 months late | 16 Oct 2027 to 15 Jan 2028 | £750 |
| More than 6 months late | From 16 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- 16785488
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 October 2025
- Registered office
- 9 Mizzen House Lock Approach, Port Solent, Portsmouth, PO6 4UW
- Nature of business
- Construction of other civil engineering projects n.e.c. (SIC 42990)
Architectural activities (SIC 71111)
specialised design activities (SIC 74100) - Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
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 Portsmouth
Other active civil engineering contractors registered in Portsmouth.
- Wings Civil Engineering Limited2019
- A. R. Groundworks & Construction Limited2011
- Ab MFC Construction Limited2017
- All Lanes Traffic Management Ltd2022
- Archon Construction Ltd2021
- Ash S Consultancy Limited2022
- Bar Construction (South) Ltd2009
- Bdse Limited2023
All civil engineering contractors in Portsmouth · All trades in Portsmouth · Civil engineering across the UK
Frequently asked questions
When are White Space Innovating Designs Ltd's accounts due?
White Space Innovating Designs Ltd's next accounts are due at Companies House by 15 July 2027 (in 275 days), covering the period to 31 October 2026.
When is White Space Innovating Designs 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 14 October 2026, due by 14 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is White Space Innovating Designs Ltd still trading?
White Space Innovating Designs 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 White Space Innovating Designs Ltd do?
White Space Innovating Designs Ltd is registered under Construction of other civil engineering projects n.e.c. (SIC 42990); Architectural activities (SIC 71111); specialised design activities (SIC 74100).
How old is White Space Innovating Designs Ltd?
White Space Innovating Designs Ltd was incorporated on 15 October 2025, less than a year ago.
What is the penalty if White Space Innovating Designs 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 White Space Innovating Designs 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.