Company profile · Builders
Calmor Construction Limited
Calmor Construction Limited is a newly incorporated private limited company registered in Lancaster, company number 17473714, one of 46 building contractors in Lancaster. Its next accounts are due at Companies House on 22 June 2028, and its first CT600 is due at HMRC on 21 September 2028.
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 Calmor Construction Limited is registered
The registered office is in Lancaster (LA1), in the Lancaster local authority area, North West. Show LA1 5PR on a map.
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Also registered at this address
2 other companies use the same registered office as Calmor Construction Limited.
- Callender Construction LtdBuilders
- Lancaster Building Contractors LimitedBuilders
What happens if Calmor Construction 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 22 June 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Jun 2028 to 22 Jul 2028 | £150 |
| 1 to 3 months late | 23 Jul 2028 to 22 Sep 2028 | £375 |
| 3 to 6 months late | 23 Sep 2028 to 22 Dec 2028 | £750 |
| More than 6 months late | From 23 Dec 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2028 | £200 |
| 3 months late | 30 Dec 2028 | another £200 |
| 6 months late | 30 Mar 2029 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 17473714
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 September 2026
- Registered office
- 73 Willow Lane, Lancaster, LA1 5PR
- Nature of business
- Construction of domestic buildings (SIC 41202)
- Year end
- 30 September (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 Lancaster
Other active building contractors registered in Lancaster.
- Cityblock Holdings Limited2002
- Coastal Construction Northwest Ltd2025
- Commercial Groundworks Limited2010
- Cowan Construction Limited1988
- D J Stephenson Builders Limited2005
- Dales Building Ltd2022
- Derbyshire Projects Limited2019
- Dunmore Homes Limited2023
All building contractors in Lancaster · All trades in Lancaster · Builders across the UK
Frequently asked questions
When are Calmor Construction Limited's accounts due?
Calmor Construction Limited's next accounts are due at Companies House by 22 June 2028 (in 619 days), covering the period to 30 September 2027.
When is Calmor Construction 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 21 September 2027, due by 21 September 2028, and one for the period to 30 September 2027, due by 30 September 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Calmor Construction Limited still trading?
Calmor Construction 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 Calmor Construction Limited do?
Calmor Construction Limited is registered under Construction of domestic buildings (SIC 41202).
How old is Calmor Construction Limited?
Calmor Construction Limited was incorporated on 22 September 2026, less than a year ago.
What is the penalty if Calmor Construction 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 Calmor Construction 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.