- Companies
- Installers
- Emsworth
- Guillens K&B Ltd
Guillens K&B Ltd
- Company number
- 17122333
- Incorporated
- 27 Mar 2026
- Registered office
- 26 Mill Road, Emsworth, PO10 8TH
- Nature of business
- Other construction installation
Guillens K&B Ltd is a newly incorporated private limited company registered in Emsworth, company number 17122333, one of 5 installation companies (insulation, lifts, shutters and similar) in Emsworth. Its next accounts are due at Companies House on 27 December 2027, and its first CT600 is due at HMRC on 26 March 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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Who runs and owns Guillens K&B Ltd
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| J*** G*** | Director | Mar 2026 |
Person with significant control
Where Guillens K&B Ltd is registered
The registered office is in Emsworth (PO10), in the Chichester local authority area, South East. Show PO10 8TH on a map.
Other trade companies in PO10
- RS Car Auctions LimitedMotor traders
- Just Air Conditioning (Southern) LtdPlumbers and heating engineers
- Phasetec LtdCivil engineering
- D & P Construction(Southern) LtdBuilders
- Masterfit Contracts LtdBuilders
- J V Operating Services LtdCivil engineering
- New Heights Roofing LimitedRoofers
- Guillens Kitchens & Bathrooms LtdPlumbers and heating engineers
Also registered at this address
1 other company uses the same registered office as Guillens K&B Ltd.
- Guillens Kitchens & Bathrooms LtdPlumbers and heating engineers
What happens if Guillens K&B 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 27 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 28 Dec 2027 to 27 Jan 2028 | £150 |
| 1 to 3 months late | 28 Jan 2028 to 27 Mar 2028 | £375 |
| 3 to 6 months late | 28 Mar 2028 to 27 Jun 2028 | £750 |
| More than 6 months late | From 28 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2028 | £200 |
| 3 months late | 30 Jun 2028 | another £200 |
| 6 months late | 30 Sep 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 17122333
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 27 March 2026
- Registered office
- 26 Mill Road, Emsworth, PO10 8TH
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (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 Emsworth
Other active installation companies (insulation, lifts, shutters and similar) registered in Emsworth.
- Lime & Marble Ltd2021
- Limitless Energy Solutions Limited2020
- Ac Fencing Contractors Limited2025
- Ags Quality Construction Ltd2007
All installation companies (insulation, lifts, shutters and similar) in Emsworth · All trades in Emsworth · Installers across the UK
Frequently asked questions
When are Guillens K&B Ltd's accounts due?
Guillens K&B Ltd's next accounts are due at Companies House by 27 December 2027 (in 440 days), covering the period to 31 March 2027.
When is Guillens K&B 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 26 March 2027, due by 26 March 2028, and one for the period to 31 March 2027, due by 31 March 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Guillens K&B Ltd still trading?
Guillens K&B 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 Guillens K&B Ltd do?
Guillens K&B Ltd is registered under Other construction installation (SIC 43290).
How old is Guillens K&B Ltd?
Guillens K&B Ltd was incorporated on 27 March 2026, less than a year ago.
Who runs Guillens K&B Ltd?
Guillens K&B Ltd has 1 active director, the longest-serving appointed in Mar 2026. Their names and service addresses are on the Companies House register.
Who owns Guillens K&B Ltd?
One person or company has significant control of Guillens K&B Ltd: an individual (owns 75% or more of the shares).
What is the penalty if Guillens K&B 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 Guillens K&B 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.