- Company number
- SC866749
- Incorporated
- 17 Oct 2025
- Registered office
- 15 Crewe Crescent, Edinburgh, EH5 2JR
- Nature of business
- Construction of domestic buildings
Interior Builders Olaru Ltd is a newly incorporated private limited company registered in Edinburgh, company number SC866749, one of 231 building contractors in Edinburgh. Its next accounts are due at Companies House on 17 July 2027, and its first CT600 is due at HMRC on 16 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 Interior Builders Olaru Ltd is registered
The registered office is in Edinburgh (EH5), in the City of Edinburgh local authority area, Scotland. Show EH5 2JR on a map.
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What happens if Interior Builders Olaru 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 17 July 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 18 Jul 2027 to 17 Aug 2027 | £150 |
| 1 to 3 months late | 18 Aug 2027 to 17 Oct 2027 | £375 |
| 3 to 6 months late | 18 Oct 2027 to 17 Jan 2028 | £750 |
| More than 6 months late | From 18 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
- SC866749
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 17 October 2025
- Registered office
- 15 Crewe Crescent, Edinburgh, EH5 2JR
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 31 October (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building contractors
Building companies often run the Construction Industry Scheme as a contractor, a subcontractor or both. CIS deductions suffered during the year are set against the PAYE bill, and any unrecovered balance at the year end matters when the accounts are drawn up.
Similar companies in Edinburgh
Other active building contractors registered in Edinburgh.
- J&L Contractors (Scotland) Limited2025
- J&L Properties (Scot) Ltd2026
- Jacko Builders (Edinburgh) Ltd2013
- Jash Constructions 06 Ltd2026
- Jatm Construction Limited2024
- JD Developments East Ltd2020
- Jobanpreet Singh Ltd2026
- Juniper Joinery Limited2021
All building contractors in Edinburgh · All trades in Edinburgh · Builders across the UK
Frequently asked questions
When are Interior Builders Olaru Ltd's accounts due?
Interior Builders Olaru Ltd's next accounts are due at Companies House by 17 July 2027 (in 277 days), covering the period to 31 October 2026.
When is Interior Builders Olaru Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 16 October 2026, due by 16 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 Interior Builders Olaru Ltd still trading?
Interior Builders Olaru 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 Interior Builders Olaru Ltd do?
Interior Builders Olaru Ltd is registered under Construction of domestic buildings (SIC 41202).
How old is Interior Builders Olaru Ltd?
Interior Builders Olaru Ltd was incorporated on 17 October 2025, less than a year ago.
What is the penalty if Interior Builders Olaru 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 Interior Builders Olaru 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.