- Companies
- Finishing trades
- Croydon
- William Mason Consultancy Limited
William Mason Consultancy Limited
- Company number
- 14848302
- Incorporated
- 5 May 20233 years trading
- Registered office
- Suite 7 Raworth House, 36 Sydenham Road, Croydon, CR0 2EF
- Nature of business
- Other building completion and finishing
William Mason Consultancy Limited is a 3-year-old private limited company registered in Croydon, company number 14848302, one of 143 building finishing companies in Croydon. 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 unchanged on the year before, at £8,556.
- No employees reported for the latest year (directors are often not counted as employees).
- Balance sheets on record for 2 years, 2024 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 May 2025 | £8,556 | £8,556 | 0 | ||
| 31 May 2024 | £8,556 | £204 | 0 |
Where William Mason Consultancy Limited is registered
The registered office is in Croydon (CR0), in the Croydon local authority area, London. Show CR0 2EF on a map.
Other trade companies in CR0
- Linx Render LimitedBuilders
- Horus Properly Renovation LimitedBuilders
- Auto & Repairs London LtdMotor traders
- Diyour-Self LtdFloor and wall tilers
- Premier Kitchen Installations LimitedJoiners and carpenters
- VR1 Construct LtdBuilders
- Simply Exterior Solutions LimitedCleaning companies
- Kok Cons LtdBuilders
Also registered at this address
4 other companies use the same registered office as William Mason Consultancy Limited.
- Goodas LimitedProperty developers
- MB Ductwork LimitedSpecialist contractors
- Tec Surrey LimitedFinishing trades
- Yorkmoor Property Management (Anerley) LtdCleaning companies
What happens if William Mason Consultancy 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
- 14848302
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 5 May 2023 (3 years ago)
- Registered office
- Suite 7 Raworth House, 36 Sydenham Road, Croydon, CR0 2EF
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 31 May (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 May 2025
- Last confirmation statement
- 4 May 2026
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Croydon
Other active building finishing companies registered in Croydon.
- WR Interiors Ltd2023
- Ya Building Maintenance Ltd2023
- 2Dabos Ltd2018
- 381 Partners Limited2016
- A N Builders Ltd2024
- A&D Decorations Limited2010
- A&S Prestige Ltd2025
- Adf Mechanical Services Ltd2009
All building finishing companies in Croydon · All trades in Croydon · Finishing trades across the UK
Frequently asked questions
When are William Mason Consultancy Limited's accounts due?
William Mason Consultancy Limited's next accounts are due at Companies House by 28 February 2027 (in 138 days), covering the period to 31 May 2026.
When is William Mason Consultancy 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 William Mason Consultancy Limited still trading?
William Mason Consultancy 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 William Mason Consultancy Limited do?
William Mason Consultancy Limited is registered under Other building completion and finishing (SIC 43390).
How old is William Mason Consultancy Limited?
William Mason Consultancy Limited was incorporated on 5 May 2023, 3 years ago.
What is the penalty if William Mason Consultancy 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 William Mason Consultancy 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.