- Companies
- Finishing trades
- Edinburgh
- Mark Brock Building Company Ltd.
Mark Brock Building Company Ltd.
- Company number
- SC341838
- Incorporated
- 23 Apr 200818 years trading
- Registered office
- 3 Queen Street, Edinburgh, EH2 1JE
- Nature of business
- Other building completion and finishing
Mark Brock Building Company Ltd. is a 18-year-old private limited company registered in Edinburgh, company number SC341838, one of 104 building finishing companies in Edinburgh. Its next accounts are due at Companies House on 31 January 2027, and the CT600 for the period to 30 April 2026 is due at HMRC on 30 April 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 £32K (-71.4%) on the year before, to £13K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £25K against £15K owed within a year: 1.6 times cover.
- 1 employee on average during the year.
- 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 |
|---|---|---|---|---|---|
| 30 Apr 2025 | £13K | £25K | £25K | £15K | 1 |
| 30 Apr 2024 | £44K | £59K | £59K | £19K | 1 |
| 30 Apr 2023 | £3,852 | £23 | £4,023 | £5,261 | 1 |
| 30 Apr 2022 | £6,150 | £940 | £6,860 | £7,073 | 1 |
| 30 Apr 2021 | £4,974 | £2,703 | £2,703 | £5,682 | 1 |
| 30 Apr 2020 | £3,954 | £87 | £87 | £6,074 | 1 |
| 30 Apr 2019 | £15K | £11K | £36K | £26K | |
| 30 Apr 2018 | £3,987 | £595 | £26K | £23K | 2 |
| 30 Apr 2017 | £4,557 | £132 | £18K | £16K | 1 |
| 30 Apr 2016 | £280 | £454 | £16K | £18K |
Where Mark Brock Building Company Ltd. is registered
The registered office is in Edinburgh (EH2), in the City of Edinburgh local authority area, Scotland. Show EH2 1JE on a map.
Other trade companies in EH2
- Pop Anton LtdBuilders
- Prim and Proper Cleaning Scotland LtdCleaning companies
- TDC Properties LtdProperty developers
- Featheredge Property Solutions LtdFacilities management
- M Woodhead Engineering LtdElectricians
- MMG Surface Solutions LtdCleaning companies
- East Side Joinery & Construction LtdBuilders
- Oryx Energy LtdElectricians
Also registered at this address
6 other companies use the same registered office as Mark Brock Building Company Ltd..
- Borders Competitions LtdMotor traders
- Brock Renovations LtdFinishing trades
- Caledonia Solar LtdSpecialist contractors
- Code Scaffold Design and Temporary Works LtdInstallers
- Greyfriars Roofing LtdRoofers
- Jamie Dillon Plumbing & Heating LtdPlumbers and heating engineers
What happens if Mark Brock Building Company 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 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Feb 2027 to 28 Feb 2027 | £150 |
| 1 to 3 months late | 1 Mar 2027 to 30 Apr 2027 | £375 |
| 3 to 6 months late | 1 May 2027 to 31 Jul 2027 | £750 |
| More than 6 months late | From 1 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- SC341838
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 23 April 2008 (18 years ago)
- Registered office
- 3 Queen Street, Edinburgh, EH2 1JE
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 April (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 April 2025
- Last confirmation statement
- 23 April 2026
- Previous names
- Liberton Building Company Limited (until 6 Jul 2009)
Gilmerton Property Company Limited (until 11 May 2009)
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 Edinburgh
Other active building finishing companies registered in Edinburgh.
- Martin Property Fix Limited2025
- Masterserv Property Maintenance Ltd2025
- Mawson Property Limited2017
- Minmal Builders Ltd2026
- MM Landscaping and Joinery Limited2024
- MRM Construction Solutions Ltd2025
- NCS Property Development Limited2014
- New Homes (Scotland) Inspections Limited2026
All building finishing companies in Edinburgh · All trades in Edinburgh · Finishing trades across the UK
Frequently asked questions
When are Mark Brock Building Company Ltd.'s accounts due?
Mark Brock Building Company Ltd.'s next accounts are due at Companies House by 31 January 2027 (in 110 days), covering the period to 30 April 2026.
When is Mark Brock Building Company Ltd.'s CT600 due?
The CT600 for the period to 30 April 2026 is due at HMRC by 30 April 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 February 2027.
Is Mark Brock Building Company Ltd. still trading?
Mark Brock Building Company 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 Mark Brock Building Company Ltd. do?
Mark Brock Building Company Ltd. is registered under Other building completion and finishing (SIC 43390).
How old is Mark Brock Building Company Ltd.?
Mark Brock Building Company Ltd. was incorporated on 23 April 2008, 18 years ago.
What is the penalty if Mark Brock Building Company 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 Mark Brock Building Company 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.