- Company number
- 16446915
- Incorporated
- 13 May 20251 year trading
- Registered office
- 24 Sidmouth Drive, Ruislip, HA4 0BY
- Nature of business
- Construction of domestic buildings; Joinery installation
Kallides&Sons Ltd is a 1-year-old private limited company registered in Ruislip, company number 16446915, one of 161 building contractors in Ruislip. Its next accounts are due at Companies House on 13 February 2027, and its first CT600 is due at HMRC on 12 May 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 Kallides&Sons Ltd is registered
The registered office is in Ruislip (HA4), in the Hillingdon local authority area, London. Show HA4 0BY on a map.
Other trade companies in HA4
- SSC London LtdGroundworks and demolition
- DCR Industriltdal LtdPainters and decorators
- Katardino Monten for General Contracting and Supplies LtdCivil engineering
- Apex Build & Move LtdBuilders
- Ridgeway Building Contracts LimitedProperty developers
- Azya Farah LtdBuilders
- Howdens Roofing & Guttering LimitedRoofers
- Vetro Glazing LimitedGlaziers
What happens if Kallides&Sons 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 13 February 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 14 Feb 2027 to 13 Mar 2027 | £150 |
| 1 to 3 months late | 14 Mar 2027 to 13 May 2027 | £375 |
| 3 to 6 months late | 14 May 2027 to 13 Aug 2027 | £750 |
| More than 6 months late | From 14 Aug 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jun 2027 | £200 |
| 3 months late | 31 Aug 2027 | another £200 |
| 6 months late | 30 Nov 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 May 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
- 16446915
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 13 May 2025 (1 year ago)
- Registered office
- 24 Sidmouth Drive, Ruislip, HA4 0BY
- Nature of business
- Construction of domestic buildings (SIC 41202)
Joinery installation (SIC 43320) - Year end
- 31 May (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 12 May 2026
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 Ruislip
Other active building contractors registered in Ruislip.
- Keaney Construction Limited2018
- Kearns Development Ltd2016
- Kitchenspacelondon Ltd2025
- KRL Builders Ltd2019
- Kwasante Services Company Limited2021
- L & K Builders Limited1998
- Lall Land Investments Ltd2022
- Lexx Drylining Ltd2025
All building contractors in Ruislip · All trades in Ruislip · Builders across the UK
Frequently asked questions
When are Kallides&Sons Ltd's accounts due?
Kallides&Sons Ltd's next accounts are due at Companies House by 13 February 2027 (in 123 days), covering the period to 31 May 2026.
When is Kallides&Sons 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 12 May 2026, due by 12 May 2027, and one for the period to 31 May 2026, due by 31 May 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Kallides&Sons Ltd still trading?
Kallides&Sons 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 Kallides&Sons Ltd do?
Kallides&Sons Ltd is registered under Construction of domestic buildings (SIC 41202); Joinery installation (SIC 43320).
How old is Kallides&Sons Ltd?
Kallides&Sons Ltd was incorporated on 13 May 2025, 1 year ago.
What is the penalty if Kallides&Sons 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 Kallides&Sons 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.