- Company number
- 15358851
- Incorporated
- 18 Dec 20232 years trading
- Registered office
- 65 Hunters Grove, Hayes, UB3 3JE
- Nature of business
- Construction of domestic buildings; Management consultancy activities other than financial management; Architectural activities
Sa Design & Management Ltd is a 2-year-old private limited company registered in Hayes, company number 15358851, one of 850 building contractors in Hayes. Its next accounts are due at Companies House on 31 December 2026, and its first CT600 is due at HMRC on 31 December 2026.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2024
From the balance sheet at 31 December 2024, as filed at Companies House.
Where Sa Design & Management Ltd is registered
The registered office is in Hayes (UB3), in the Hillingdon local authority area, London. Show UB3 3JE on a map.
Other trade companies in UB3
- Rennove LimitedProperty developers
- KSJ Design & Build LtdBuilders
- KCRQ LimitedCleaning companies
- HKR Roofing LtdRoofers
- Syg Development Group LtdProperty developers
- Ironspan Industrial Services LtdMachinery repair and installation
- RK9 LimitedBuilders
- Elite Construction and Roofing LimitedBuilders
What happens if Sa Design & Management 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 31 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 15358851
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 December 2023 (2 years ago)
- Registered office
- 65 Hunters Grove, Hayes, UB3 3JE
- Nature of business
- Construction of domestic buildings (SIC 41202)
Management consultancy activities other than financial management (SIC 70229)
Architectural activities (SIC 71111) - Year end
- 31 December (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 December 2024
- Last confirmation statement
- 17 December 2025
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Hayes
Other active building contractors registered in Hayes.
- Sagwal Roofing & Building Ltd2026
- Sahas Carpets Limited2023
- Saini Homes & Developments Ltd2024
- Saj Enterpise Ltd2019
- Salamaliche Ltd2022
- Sall Builds Ltd2026
- Sam Builders and Developers Ltd2026
- Sam Sky Roofing Ltd2026
All building contractors in Hayes · All trades in Hayes · Builders across the UK
Frequently asked questions
When are Sa Design & Management Ltd's accounts due?
Sa Design & Management Ltd's next accounts are due at Companies House by 31 December 2026 (in 79 days), covering the period to 31 March 2026.
When is Sa Design & Management 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 31 December 2025, due by 31 December 2026, and one for the period to 31 March 2026, due by 31 March 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Sa Design & Management Ltd still trading?
Sa Design & Management 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 Sa Design & Management Ltd do?
Sa Design & Management Ltd is registered under Construction of domestic buildings (SIC 41202); Management consultancy activities other than financial management (SIC 70229); Architectural activities (SIC 71111).
How old is Sa Design & Management Ltd?
Sa Design & Management Ltd was incorporated on 18 December 2023, 2 years ago.
What is the penalty if Sa Design & Management 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 Sa Design & Management 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.