- Companies
- Installers
- Portsmouth
- RSD Design & Consultancy Ltd
RSD Design & Consultancy Ltd
- Company number
- 16984425
- Incorporated
- 23 Jan 2026
- Registered office
- 26 Beverston Road, Portsmouth, PO6 4LA
- Nature of business
- Other construction installation; specialised design activities
RSD Design & Consultancy Ltd is a newly incorporated private limited company registered in Portsmouth, company number 16984425, one of 84 installation companies (insulation, lifts, shutters and similar) in Portsmouth. Its next accounts are due at Companies House on 23 October 2027, and its first CT600 is due at HMRC on 22 January 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 RSD Design & Consultancy Ltd is registered
The registered office is in Portsmouth (PO6), in the Portsmouth local authority area, South East. Show PO6 4LA on a map.
Other trade companies in PO6
- Bellagio Partners LtdBuilders
- Cpenw LtdMachinery repair and installation
- Marla Brickwork & Construction LtdProperty developers
- Miracles in Metal LtdMechanics and garages
- FH Fire & Electrical LtdElectricians
- Thomcore LimitedSpecialist contractors
- JMS Southern LtdElectricians
- The Motum Group LtdSpecialist contractors
What happens if RSD Design & Consultancy 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 23 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 24 Oct 2027 to 23 Nov 2027 | £150 |
| 1 to 3 months late | 24 Nov 2027 to 23 Jan 2028 | £375 |
| 3 to 6 months late | 24 Jan 2028 to 23 Apr 2028 | £750 |
| More than 6 months late | From 24 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16984425
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 January 2026
- Registered office
- 26 Beverston Road, Portsmouth, PO6 4LA
- Nature of business
- Other construction installation (SIC 43290)
specialised design activities (SIC 74100) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Portsmouth
Other active installation companies (insulation, lifts, shutters and similar) registered in Portsmouth.
- S&J Handyman Services Ltd2026
- Sa Plant Operations Limited2014
- Saxon Brickwork Ltd2025
- Sayer Redman Limited2005
- SD Brickwork Ltd2022
- Seh Drywall Ltd2022
- Solve Group Ltd2023
- Southcoast Landscaping Services Limited2022
All installation companies (insulation, lifts, shutters and similar) in Portsmouth · All trades in Portsmouth · Installers across the UK
Frequently asked questions
When are RSD Design & Consultancy Ltd's accounts due?
RSD Design & Consultancy Ltd's next accounts are due at Companies House by 23 October 2027 (in 375 days), covering the period to 31 January 2027.
When is RSD Design & Consultancy 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 22 January 2027, due by 22 January 2028, and one for the period to 31 January 2027, due by 31 January 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is RSD Design & Consultancy Ltd still trading?
RSD Design & Consultancy 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 RSD Design & Consultancy Ltd do?
RSD Design & Consultancy Ltd is registered under Other construction installation (SIC 43290); specialised design activities (SIC 74100).
How old is RSD Design & Consultancy Ltd?
RSD Design & Consultancy Ltd was incorporated on 23 January 2026, less than a year ago.
What is the penalty if RSD Design & Consultancy 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 RSD Design & Consultancy 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.