- Companies
- Finishing trades
- Birmingham
- Maintanix Ltd
Maintanix Ltd
- Company number
- 17173414
- Incorporated
- 22 Apr 2026
- Registered office
- Office 1, Izabella House 24-26, Regent Place, City Centre, Birmingham, B1 3NJ
- Nature of business
- Other building completion and finishing
Maintanix Ltd is a newly incorporated private limited company registered in Birmingham, company number 17173414, one of 422 building finishing companies in Birmingham. Its next accounts are due at Companies House on 22 January 2028, and its first CT600 is due at HMRC on 21 April 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 Maintanix Ltd is registered
The registered office is in Birmingham (B1), in the Birmingham local authority area, West Midlands. Show B1 3NJ on a map.
Other trade companies in B1
- Mobile Vehicle Diagnostics 247 LtdMotor traders
- Proprelle LtdCleaning companies
- Vixon Tyres LtdMotor traders
- Silverdale Garage LtdMechanics and garages
- Direct Motors Garage LimitedMechanics and garages
- Silverdale Autos LtdMotor traders
- Edridge Road Developments LtdProperty developers
- MK Holdings (West Midlands) LtdProperty developers
Also registered at this address
12 other companies use the same registered office as Maintanix Ltd.
- A.R.T School of Motoring LtdMotor traders
- Elite Property Maintenance & Construction LtdBuilders
- Fabbus LimitedProperty developers
- KDX Climate LtdPlumbers and heating engineers
- KWS Joinery LtdInstallers
- Lightcroft FM LtdCleaning companies
- My Auto Pie LtdMotor traders
- Ocean Clean Co. Solutions LtdCleaning companies
- RKR Window Cleaning LtdCleaning companies
- Sanka UK LimitedGroundworks and demolition
- Stripes Garden Maintenance LtdLandscapers and gardeners
- Vixon Tyres LtdMotor traders
What happens if Maintanix 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 22 January 2028.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 23 Jan 2028 to 22 Feb 2028 | £150 |
| 1 to 3 months late | 23 Feb 2028 to 22 Apr 2028 | £375 |
| 3 to 6 months late | 23 Apr 2028 to 22 Jul 2028 | £750 |
| More than 6 months late | From 23 Jul 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2028 | £200 |
| 3 months late | 30 Jul 2028 | another £200 |
| 6 months late | 30 Oct 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 17173414
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 April 2026
- Registered office
- Office 1, Izabella House 24-26, Regent Place, City Centre, Birmingham, B1 3NJ
- Nature of business
- Other building completion and finishing (SIC 43390)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
Filing notes for building finishing companies
Finishing trade companies cover a wide range of work. Most are micro-entities with simple accounts and a straightforward CT600.
Similar companies in Birmingham
Other active building finishing companies registered in Birmingham.
- Maintenance Circle Ltd2023
- Maks Builders Ltd2017
- Martifix Limited2013
- Mash Property Solutions Ltd2024
- Master Windows JB Ltd2018
- Mastercraft Refurb Limited2026
- Mba Building Services Ltd2019
- MBS Magic Building Services Ltd2026
All building finishing companies in Birmingham · All trades in Birmingham · Finishing trades across the UK
Frequently asked questions
When are Maintanix Ltd's accounts due?
Maintanix Ltd's next accounts are due at Companies House by 22 January 2028 (in 466 days), covering the period to 30 April 2027.
When is Maintanix 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 21 April 2027, due by 21 April 2028, and one for the period to 30 April 2027, due by 30 April 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is Maintanix Ltd still trading?
Maintanix 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 Maintanix Ltd do?
Maintanix Ltd is registered under Other building completion and finishing (SIC 43390).
How old is Maintanix Ltd?
Maintanix Ltd was incorporated on 22 April 2026, less than a year ago.
What is the penalty if Maintanix 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 Maintanix 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.