- Companies
- Machinery repair and installation
- Edinburgh
- Marysia Software Limited
Marysia Software Limited
- Company number
- SC635459
- Incorporated
- 8 Jul 20197 years trading
- Registered office
- 8D Silverknowes Neuk, Edinburgh, EH4 5QA
- Nature of business
- Repair and maintenance of ships and boats; Video production activities; Business and domestic software development; Other research and experimental development on natural sciences and engineering
Marysia Software Limited is a 7-year-old private limited company registered in Edinburgh, company number SC635459, one of 108 machinery repair and installation companies in Edinburgh. Its next accounts are due at Companies House on 30 April 2027, and the CT600 for the period to 31 July 2026 is due at HMRC on 31 July 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 down £1,057 (-10.3%) on the year before, to £9,222.
- Net assets rose in 3 of 5 year-on-year comparisons on record.
- Current assets of £6,681 against £18K owed within a year: 0.4 times cover.
- 1 employee 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 Jul 2025 | £9,222 | £401 | £6,681 | £18K | 1 |
| 31 Jul 2024 | £10K | £448 | £5,206 | £16K | 1 |
| 31 Jul 2023 | £2 | 1 | |||
| 31 Jul 2022 | £25K | £6,054 | £2,952 | 1 | |
| 31 Jul 2021 | £24K | £5,918 | £1,954 | 1 | |
| 31 Jul 2020 | £9,776 | £14K | £6,656 | 0 |
Where Marysia Software Limited is registered
The registered office is in Edinburgh (EH4), in the City of Edinburgh local authority area, Scotland. Show EH4 5QA on a map.
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- Alder Guttering Services LimitedSpecialist contractors
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- Smag Enterprise LimitedMotor traders
What happens if Marysia Software 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 30 April 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 May 2027 to 31 May 2027 | £150 |
| 1 to 3 months late | 1 Jun 2027 to 31 Jul 2027 | £375 |
| 3 to 6 months late | 1 Aug 2027 to 31 Oct 2027 | £750 |
| More than 6 months late | From 1 Nov 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Aug 2027 | £200 |
| 3 months late | 31 Oct 2027 | another £200 |
| 6 months late | 31 Jan 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jul 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
- SC635459
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 8 July 2019 (7 years ago)
- Registered office
- 8D Silverknowes Neuk, Edinburgh, EH4 5QA
- Nature of business
- Repair and maintenance of ships and boats (SIC 33150)
Video production activities (SIC 59112)
Business and domestic software development (SIC 62012)
Other research and experimental development on natural sciences and engineering (SIC 72190) - Year end
- 31 July (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 July 2025
- Last confirmation statement
- 28 July 2026
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Edinburgh
Other active machinery repair and installation companies registered in Edinburgh.
- Maximum Effort Aircraft Maintenance Ltd2024
- Maxweldpros Ltd2025
- MCC Process Technology Limited2016
- Metro Auto Centre Ltd2016
- Millar Composite Services Ltd2025
- Morris M Lapsley Limited1985
- MR Thanso Car Body Repairs Limited2026
- Nabi Enterprises Ltd2019
All machinery repair and installation companies in Edinburgh · All trades in Edinburgh · Machinery repair and installation across the UK
Frequently asked questions
When are Marysia Software Limited's accounts due?
Marysia Software Limited's next accounts are due at Companies House by 30 April 2027 (in 199 days), covering the period to 31 July 2026.
When is Marysia Software Limited's CT600 due?
The CT600 for the period to 31 July 2026 is due at HMRC by 31 July 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 May 2027.
Is Marysia Software Limited still trading?
Marysia Software 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 Marysia Software Limited do?
Marysia Software Limited is registered under Repair and maintenance of ships and boats (SIC 33150); Video production activities (SIC 59112); Business and domestic software development (SIC 62012); Other research and experimental development on natural sciences and engineering (SIC 72190).
How old is Marysia Software Limited?
Marysia Software Limited was incorporated on 8 July 2019, 7 years ago.
What is the penalty if Marysia Software 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 Marysia Software 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.