- Companies
- Finishing trades
- Tranent
- Mary Thorburn Ltd
Mary Thorburn Ltd
- Company number
- SC614679
- Incorporated
- 26 Nov 20187 years trading
- Registered office
- Mulligan House, 5B Well Wynd, Tranent, East Lothian, EH33 2DX
- Nature of business
- Other building completion and finishing; Roofing activities; Management consultancy activities other than financial management
Mary Thorburn Ltd is a 7-year-old private limited company registered in Tranent, company number SC614679, one of the UK's building finishing companies. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
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 £21K (+264.9%) on the year before, to £28K.
- Net assets rose in 5 of 6 year-on-year comparisons on record.
- Current assets of £123K against £96K owed within a year: 1.3 times cover.
- 9 employees on average during the year.
- Balance sheets on record for 7 years, 2020 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Jan 2026 | £28K | £123K | £96K | 9 | |
| 31 Jan 2025 | £7,751 | £77K | £77K | 9 | |
| 31 Jan 2024 | £4,718 | £130K | £139K | 9 | |
| 31 Jan 2023 | £2,624 | £134K | £152K | 8 | |
| 31 Jan 2022 | £1,947 | £165K | £179K | 9 | |
| 31 Jan 2021 | £4,907 | £164K | £203K | 8 | |
| 31 Jan 2020 | £3,595 | £132K | £147K | 8 |
Who runs and owns Mary Thorburn Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officers (3)
| Name | Role | Appointed |
|---|---|---|
| M*** T*** | Director | Nov 2018 |
| G*** M*** | Director | Oct 2019 |
| A*** M*** | Director | Sep 2024 |
Person with significant control
Where Mary Thorburn Ltd is registered
The registered office is in Tranent (EH33), in the East Lothian local authority area, Scotland. Show EH33 2DX on a map.
Other trade companies in EH33
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- Idh Build Services LtdBuilders
- Platinum Trading Scot LimitedBuilders
- Cruz Contracts LtdBuilders
- Premier Facilities Management Edinburgh LtdCleaning companies
- Lusk Joinery LtdJoiners and carpenters
- Platinum Empire LtdBuilders
What happens if Mary Thorburn 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 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 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
- SC614679
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 26 November 2018 (7 years ago)
- Registered office
- Mulligan House, 5B Well Wynd, Tranent, East Lothian, EH33 2DX
- Nature of business
- Other building completion and finishing (SIC 43390)
Roofing activities (SIC 43910)
Management consultancy activities other than financial management (SIC 70229) - Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 25 November 2025
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 Tranent
Other active building finishing companies registered in Tranent.
All building finishing companies in Tranent · All trades in Tranent · Finishing trades across the UK
Frequently asked questions
When are Mary Thorburn Ltd's accounts due?
Mary Thorburn Ltd's next accounts are due at Companies House by 31 October 2027 (in 383 days), covering the period to 31 January 2027.
When is Mary Thorburn Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Mary Thorburn Ltd still trading?
Mary Thorburn 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 Mary Thorburn Ltd do?
Mary Thorburn Ltd is registered under Other building completion and finishing (SIC 43390); Roofing activities (SIC 43910); Management consultancy activities other than financial management (SIC 70229).
How old is Mary Thorburn Ltd?
Mary Thorburn Ltd was incorporated on 26 November 2018, 7 years ago.
Who runs Mary Thorburn Ltd?
Mary Thorburn Ltd has 3 active directors, the longest-serving appointed in Nov 2018. Their names and service addresses are on the Companies House register.
Who owns Mary Thorburn Ltd?
One person or company has significant control of Mary Thorburn Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Mary Thorburn 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 Mary Thorburn 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.