- Companies
- Installers
- Edinburgh
- Darcsystems Monitoring Limited
Darcsystems Monitoring Limited
- Company number
- SC865970
- Incorporated
- 10 Oct 20251 year trading
- Registered office
- 172 Baberton Mains Drive, Edinburgh, EH14 3DZ
- Nature of business
- Other construction installation; Security systems service activities
Darcsystems Monitoring Limited is a 1-year-old private limited company registered in Edinburgh, company number SC865970, one of 87 installation companies (insulation, lifts, shutters and similar) in Edinburgh. Its next accounts are due at Companies House on 10 July 2027, and its first CT600 is due at HMRC on 9 October 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Darcsystems Monitoring Limited is registered
The registered office is in Edinburgh (EH14), in the City of Edinburgh local authority area, Scotland. Show EH14 3DZ on a map.
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Also registered at this address
9 other companies use the same registered office as Darcsystems Monitoring Limited.
- D & M New Build Developments LimitedProperty developers
- Empire Driveways LimitedLandscapers and gardeners
- Flat Roof Co Scotland LimitedInstallers
- Ge Decor LimitedPainters and decorators
- Imms Fire & Security Group LtdInstallers
- L C Autos Bonnyrigg LimitedMachinery repair and installation
- MM Landscaping and Joinery LimitedFinishing trades
- R Doig Cumbria Roofing LimitedRoofers
- Thomson's Roofing (UK) LimitedRoofers
What happens if Darcsystems Monitoring 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 10 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 11 Jul 2027 to 10 Aug 2027 | £150 |
| 1 to 3 months late | 11 Aug 2027 to 10 Oct 2027 | £375 |
| 3 to 6 months late | 11 Oct 2027 to 10 Jan 2028 | £750 |
| More than 6 months late | From 11 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Nov 2027 | £200 |
| 3 months late | 31 Jan 2028 | another £200 |
| 6 months late | 30 Apr 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Oct 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
- SC865970
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 10 October 2025 (1 year ago)
- Registered office
- 172 Baberton Mains Drive, Edinburgh, EH14 3DZ
- Nature of business
- Other construction installation (SIC 43290)
Security systems service activities (SIC 80200) - Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for installation companies (insulation, lifts, shutters and similar)
Installation companies (insulation, lifts, shutters, solar and similar) often buy stock and equipment up front, so stock at the year end and capital allowances both affect the tax bill.
Similar companies in Edinburgh
Other active installation companies (insulation, lifts, shutters and similar) registered in Edinburgh.
- David John & Son Kitchens Limited2025
- Duddingston Contracts Ltd2022
- East Shore Windows and Doors Ltd2026
- Edinburgh Landscapes Limited2021
- Emb Able Solutions Ltd2026
- Ergonova Ltd2025
- Everframe Ltd2025
- Evolve-DFR Ltd2023
All installation companies (insulation, lifts, shutters and similar) in Edinburgh · All trades in Edinburgh · Installers across the UK
Frequently asked questions
When are Darcsystems Monitoring Limited's accounts due?
Darcsystems Monitoring Limited's next accounts are due at Companies House by 10 July 2027 (in 270 days), covering the period to 31 October 2026.
When is Darcsystems Monitoring Limited's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 9 October 2026, due by 9 October 2027, and one for the period to 31 October 2026, due by 31 October 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Darcsystems Monitoring Limited still trading?
Darcsystems Monitoring 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 Darcsystems Monitoring Limited do?
Darcsystems Monitoring Limited is registered under Other construction installation (SIC 43290); Security systems service activities (SIC 80200).
How old is Darcsystems Monitoring Limited?
Darcsystems Monitoring Limited was incorporated on 10 October 2025, 1 year ago.
What is the penalty if Darcsystems Monitoring 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 Darcsystems Monitoring 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.