- Companies
- Installers
- Birmingham
- Kti Insulation (Services) Limited
Kti Insulation (Services) Limited
- Company number
- 07783807
- Incorporated
- 22 Sep 201115 years trading
- Registered office
- 83 New Summer Street, Birmingham, B19 3TE
- Nature of business
- Other construction installation
Kti Insulation (Services) Limited is a 15-year-old private limited company registered in Birmingham, company number 07783807, one of 301 installation companies (insulation, lifts, shutters and similar) in Birmingham. Its next accounts are due at Companies House on 30 November 2026, and the CT600 for the period to 28 February 2026 is due at HMRC on 28 February 2027.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Finances
From each year's balance sheet filed at Companies House. Small companies do not have to publish turnover or profit, so these are balance sheet figures.
- Net assets down £12K (-12%) on the year before, to £85K.
- Net assets rose in 2 of 4 year-on-year comparisons on record.
- Current assets of £121K against £82K owed within a year: 1.5 times cover.
- 2 employees on average during the year.
- Balance sheets on record for 5 years, 2015 to 2019.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2019 | £85K | £28K | £121K | £82K | 2 |
| 28 Feb 2018 | £97K | £51K | £233K | £139K | 2 |
| 28 Feb 2017 | £92K | £59K | £298K | £217K | 9 |
| 29 Feb 2016 | £29K | £17K | £73K | ||
| 28 Feb 2015 | £40K | £26K | £107K |
Where Kti Insulation (Services) Limited is registered
The registered office is in Birmingham (B19), in the Birmingham local authority area, West Midlands. Show B19 3TE on a map.
Other trade companies in B19
- Slaters Air Conditioning LimitedPlumbers and heating engineers
- RM Compliance LimitedElectricians
- Rayrai LtdMotor traders
- S&J Homes & Developments LtdBuilders
- BCN Maintenance LtdSpecialist contractors
- Revolution Walls and Floors LimitedJoiners and carpenters
- Zol Group LtdCleaning companies
- Burq Construction LtdProperty developers
What happens if Kti Insulation (Services) 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 30 November 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2026 to 31 Dec 2026 | £150 |
| 1 to 3 months late | 1 Jan 2027 to 28 Feb 2027 | £375 |
| 3 to 6 months late | 1 Mar 2027 to 31 May 2027 | £750 |
| More than 6 months late | From 1 Jun 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Mar 2027 | £200 |
| 3 months late | 28 May 2027 | another £200 |
| 6 months late | 28 Aug 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 07783807
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 September 2011 (15 years ago)
- Registered office
- 83 New Summer Street, Birmingham, B19 3TE
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 29 February (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 28 February 2025
- Last confirmation statement
- 22 September 2025
- Previous names
- Kti Insulation Limited (until 29 Nov 2012)
Kti Facilities Limited (until 26 Mar 2012)
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 Birmingham
Other active installation companies (insulation, lifts, shutters and similar) registered in Birmingham.
- KWS Joinery Ltd2023
- La Fenetre Curtains & Blinds Solutions Ltd2020
- Landmark Blinds Ltd2025
- LBB Brickwork Ltd2023
- Levy Inter Limited2022
- Logmoor Limited1975
- London Premium Builders Ltd2025
- Longbridge Electrical Services Ltd2024
All installation companies (insulation, lifts, shutters and similar) in Birmingham · All trades in Birmingham · Installers across the UK
Frequently asked questions
When are Kti Insulation (Services) Limited's accounts due?
Kti Insulation (Services) Limited's next accounts are due at Companies House by 30 November 2026 (in 48 days), covering the period to 28 February 2026.
When is Kti Insulation (Services) Limited's CT600 due?
The CT600 for the period to 28 February 2026 is due at HMRC by 28 February 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2026.
Is Kti Insulation (Services) Limited still trading?
Kti Insulation (Services) Limited 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 Kti Insulation (Services) Limited do?
Kti Insulation (Services) Limited is registered under Other construction installation (SIC 43290).
How old is Kti Insulation (Services) Limited?
Kti Insulation (Services) Limited was incorporated on 22 September 2011, 15 years ago.
What is the penalty if Kti Insulation (Services) 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 Kti Insulation (Services) Limited 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.