Stamos of Mayfair Limited
- Company number
- 03026889
- Incorporated
- 27 Feb 199531 years trading
- Registered office
- CPS & Co Chartered Accountants, & Registered Auditors, 10a Aldermands Hill, Palmers Green London, N13 4PJ
- Nature of business
- Construction of commercial buildings; Other letting and operating of own or leased real estate
Stamos of Mayfair Limited is a 31-year-old private limited company registered in 10a Aldermands Hill, company number 03026889, one of the UK's building contractors. Its next accounts are due at Companies House on 28 September 2027, and the CT600 for the period to 28 December 2026 is due at HMRC on 28 December 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 £110K (+9.8%) on the year before, to £1.2M.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £1M against £251K owed within a year: 4.1 times cover.
- 3 employees on average, up from 2 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £1.2M | £992K | £1M | £251K | 3 |
| 31 Dec 2024 | £1.1M | £888K | £923K | £285K | 2 |
| 31 Dec 2023 | £1.1M | £698K | £875K | £309K | 2 |
| 31 Dec 2022 | £2.7M | £828K | £829K | £370K | 2 |
| 31 Dec 2021 | £2.6M | £653K | £663K | £343K | 2 |
| 30 Dec 2020 | £2.6M | £686K | £697K | £366K | 2 |
| 30 Dec 2019 | £2.7M | £861K | £864K | £489K | 2 |
| 31 Aug 2018 | £2.6M | £728K | £749K | £443K | 2 |
| 31 Aug 2017 | £2.4M | £1.6M | £1.8M | £1.5M | 2 |
| 31 Aug 2016 | £2.1M | £1.1M | £1.2M | £1.3M |
Where Stamos of Mayfair Limited is registered
The registered office is in 10a Aldermands Hill (N13), in the Enfield local authority area, London. Show N13 4PJ on a map.
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What happens if Stamos of Mayfair 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 29 Sep 2027 to 28 Oct 2027 | £150 |
| 1 to 3 months late | 29 Oct 2027 to 28 Dec 2027 | £375 |
| 3 to 6 months late | 29 Dec 2027 to 28 Mar 2028 | £750 |
| More than 6 months late | From 29 Mar 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Dec 2027 | £200 |
| 3 months late | 28 Mar 2028 | another £200 |
| 6 months late | 28 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Dec 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
- 03026889
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 February 1995 (31 years ago)
- Registered office
- CPS & Co Chartered Accountants, & Registered Auditors, 10a Aldermands Hill, Palmers Green London, N13 4PJ
- Nature of business
- Construction of commercial buildings (SIC 41201)
Other letting and operating of own or leased real estate (SIC 68209) - Year end
- 28 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 3 November 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
Other active building contractors.
Frequently asked questions
When are Stamos of Mayfair Limited's accounts due?
Stamos of Mayfair Limited's next accounts are due at Companies House by 28 September 2027 (in 350 days), covering the period to 28 December 2026.
When is Stamos of Mayfair Limited's CT600 due?
The CT600 for the period to 28 December 2026 is due at HMRC by 28 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 29 September 2027.
Is Stamos of Mayfair Limited still trading?
Stamos of Mayfair 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 Stamos of Mayfair Limited do?
Stamos of Mayfair Limited is registered under Construction of commercial buildings (SIC 41201); Other letting and operating of own or leased real estate (SIC 68209).
How old is Stamos of Mayfair Limited?
Stamos of Mayfair Limited was incorporated on 27 February 1995, 31 years ago.
What is the penalty if Stamos of Mayfair 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 Stamos of Mayfair 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.