- Companies
- Installers
- Ruislip
- Fix IT Building Service Ltd
Fix IT Building Service Ltd
- Company number
- 16166139
- Incorporated
- 6 Jan 20251 year trading
- Registered office
- 2ND Floor College House, 17 King Edwards Road,, Ruislip, London,, HA4 7AE
- Nature of business
- Other construction installation; Joinery installation; Floor and wall covering
Fix IT Building Service Ltd is a 1-year-old private limited company registered in Ruislip, company number 16166139, one of 56 installation companies (insulation, lifts, shutters and similar) in Ruislip. Companies House shows its accounts as overdue: they were due on 6 October 2026.
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 Fix IT Building Service Ltd is registered
The registered office is in Ruislip (HA4), in the Hillingdon local authority area, London. Show HA4 7AE 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
Shared registered office
264 companies on our pages use this registered office address. An address shared this widely is usually an accountant's office or a company formation agent's service address, not where the business trades from.
What happens if Fix IT Building Service Ltd files late
If the accounts reach Companies House today, the late filing penalty is £150 (£300 if last year's accounts were also late). It rises at each step below.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 7 Oct 2026 to 6 Nov 2026 | £150 |
| 1 to 3 months late | 7 Nov 2026 to 6 Jan 2027 | £375 |
| 3 to 6 months late | 7 Jan 2027 to 6 Apr 2027 | £750 |
| More than 6 months late | From 7 Apr 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16166139
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 January 2025 (1 year ago)
- Registered office
- 2ND Floor College House, 17 King Edwards Road,, Ruislip, London,, HA4 7AE
- Nature of business
- Other construction installation (SIC 43290)
Joinery installation (SIC 43320)
Floor and wall covering (SIC 43330) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 5 January 2026
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 Ruislip
Other active installation companies (insulation, lifts, shutters and similar) registered in Ruislip.
- Flitwick Construction and Maintenance Limited2015
- Gepa Engineering Ltd2017
- Glossy Flossy Limited2019
- Home Refurb Limited2010
- Interior Fittings UK Ltd2016
- Jde Coldroom Services Ltd2025
- JP Waterproofing Ltd2022
- JW Home Improvements Limited2018
All installation companies (insulation, lifts, shutters and similar) in Ruislip · All trades in Ruislip · Installers across the UK
Frequently asked questions
When are Fix IT Building Service Ltd's accounts due?
Fix IT Building Service Ltd's accounts were due at Companies House on 6 October 2026 and the register shows them as overdue.
When is Fix IT Building Service 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 5 January 2026, due by 5 January 2027, and one for the period to 31 January 2026, due by 31 January 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Fix IT Building Service Ltd still trading?
Fix IT Building Service Ltd is listed as active on the Companies House register (checked 13 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 Fix IT Building Service Ltd do?
Fix IT Building Service Ltd is registered under Other construction installation (SIC 43290); Joinery installation (SIC 43320); Floor and wall covering (SIC 43330).
How old is Fix IT Building Service Ltd?
Fix IT Building Service Ltd was incorporated on 6 January 2025, 1 year ago.
What is the penalty if Fix IT Building Service 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 Fix IT Building Service Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 13 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.