- Companies
- Property developers
- Milton Keynes
- Steff Design Limited
Steff Design Limited
- Company number
- 12012211
- Incorporated
- 22 May 20197 years trading
- Registered office
- 183 Barrosa Way, Whitehouse, Milton Keynes, MK8 1BY
- Nature of business
- Development of building projects; Construction of commercial buildings; Construction of domestic buildings; Other construction installation
Steff Design Limited is a 7-year-old private limited company registered in Milton Keynes, company number 12012211, one of 363 property development companies in Milton Keynes. Its next accounts are due at Companies House on 28 February 2027, and the CT600 for the period to 31 May 2026 is due at HMRC on 31 May 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets up £3,849 (+8.7%) on the year before, to -£40K.
- Net assets rose in 2 of 5 year-on-year comparisons on record.
- Current assets of £6,795 against £34K owed within a year: 0.2 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 6 years, 2020 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | -£40K | £6,795 | £34K | 2 | |
| 31 May 2024 | -£44K | £199 | £21K | 2 | |
| 31 May 2023 | -£36K | £0 | £0 | £4,808 | 2 |
| 31 May 2022 | -£52K | £11K | £11K | £22K | 2 |
| 31 May 2021 | -£37K | £7,802 | £13K | £1 | 3 |
| 31 May 2020 | £1,140 | £7,254 | £7,254 | £6,114 |
Where Steff Design Limited is registered
The registered office is in Milton Keynes (MK8), in the Milton Keynes local authority area, South East. Show MK8 1BY on a map.
Other trade companies in MK8
- Flow State Flooring LtdFloor and wall tilers
- Premier Window Shine MK LtdCleaning companies
- Leco Rail LtdCivil engineering
- Shakthi Heating & Electric LtdElectricians
- Tumi Jaan LimitedProperty developers
- Prestige Electrical MK LtdElectricians
- Homekey Developments LtdProperty developers
- PS4 Construction LtdBuilders
Also registered at this address
1 other company uses the same registered office as Steff Design Limited.
- Gny Motors LtdMotor traders
What happens if Steff Design 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 28 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Mar 2027 to 31 Mar 2027 | £150 |
| 1 to 3 months late | 1 Apr 2027 to 31 May 2027 | £375 |
| 3 to 6 months late | 1 Jun 2027 to 31 Aug 2027 | £750 |
| More than 6 months late | From 1 Sep 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 12012211
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 May 2019 (7 years ago)
- Registered office
- 183 Barrosa Way, Whitehouse, Milton Keynes, MK8 1BY
- Nature of business
- Development of building projects (SIC 41100)
Construction of commercial buildings (SIC 41201)
Construction of domestic buildings (SIC 41202)
Other construction installation (SIC 43290) - Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 21 May 2026
Filing notes for property development companies
Many property development companies are single-project vehicles. Stock of land and buildings sits on the balance sheet as work in progress until sale, and a company that has finished its project may become dormant rather than close.
Similar companies in Milton Keynes
Other active property development companies registered in Milton Keynes.
- Stellar Developments (UK) Limited2018
- Stockwell Farm Developments Limited2020
- Stowhill Developments Limited2018
- Structura Developments Ltd2026
- Syl Project Solution Ltd2012
- T & T Plumbers Ltd2026
- Taurus Fencing Limited2018
- Technical and Property Developments Ltd.2012
All property development companies in Milton Keynes · All trades in Milton Keynes · Property developers across the UK
Frequently asked questions
When are Steff Design Limited's accounts due?
Steff Design Limited's next accounts are due at Companies House by 28 February 2027 (in 139 days), covering the period to 31 May 2026.
When is Steff Design Limited's CT600 due?
The CT600 for the period to 31 May 2026 is due at HMRC by 31 May 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 March 2027.
Is Steff Design Limited still trading?
Steff Design 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 Steff Design Limited do?
Steff Design Limited is registered under Development of building projects (SIC 41100); Construction of commercial buildings (SIC 41201); Construction of domestic buildings (SIC 41202); Other construction installation (SIC 43290).
How old is Steff Design Limited?
Steff Design Limited was incorporated on 22 May 2019, 7 years ago.
What is the penalty if Steff Design 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 Steff Design 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.