- Companies
- Specialist contractors
- Bromley
- I3PT Certification (UK) Limited
I3PT Certification (UK) Limited
- Company number
- 11899410
- Incorporated
- 22 Mar 20197 years trading
- Registered office
- Melbury House, 34 Southborough Road, Bromley, Kent, BR1 2EB
- Nature of business
- Other specialised construction activities n.e.c.; Other professional, scientific and technical activities n.e.c.
I3PT Certification (UK) Limited is a 7-year-old private limited company registered in Bromley, company number 11899410, one of 91 specialist construction companies in Bromley. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 up £956 (+0.6%) on the year before, to -£168K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £512K against £699K owed within a year: 0.7 times cover.
- 15 employees on average, up from 9 the year before.
- Balance sheets on record for 6 years, 2019 to 2024.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2024 | -£168K | £173K | £512K | £699K | 15 |
| 31 Dec 2023 | -£169K | £32K | £284K | £459K | 9 |
| 31 Dec 2022 | -£233K | £80K | £136K | £369K | 5 |
| 31 Dec 2021 | £29K | £88K | £258K | £230K | 3 |
| 31 Dec 2020 | £20K | £79K | £239K | £218K | 2 |
| 31 Dec 2019 | £100 |
Where I3PT Certification (UK) Limited is registered
The registered office is in Bromley (BR1), in the Bromley local authority area, London. Show BR1 2EB on a map.
Other trade companies in BR1
- Selvaa LimitedRepair services
- E.Esoteric LimitedElectricians
- Ideal Move Properties LimitedProperty developers
- Slick Moves London LtdMachinery repair and installation
- Greenwoods Home & Garden Services LimitedCleaning companies
- Primecroft Group LtdBuilders
- Rapid Emergency Plumbers London LtdPlumbers and heating engineers
- Faspen LtdCleaning companies
Also registered at this address
14 other companies use the same registered office as I3PT Certification (UK) Limited.
- 24 Widmore Road LimitedBuilders
- Acsim Services LtdMachinery repair and installation
- Addison Construction & Civils LtdFinishing trades
- Ashburton Service Centre LtdMotor traders
- Eastern Electrics London LtdElectricians
- Eden Electrical Services LtdElectricians
- Engineered Steel Systems (UK) LimitedProperty developers
- Houseforce (Beckenham) LtdSpecialist contractors
- Invicta Building Services LimitedInstallers
- J W Contract Services LimitedPlumbers and heating engineers
- McKenna Demolition LimitedGroundworks and demolition
- Sitnas LtdProperty developers
- SMJ Lettings & Developments LtdProperty developers
- Staple-Tech LimitedSpecialist contractors
What happens if I3PT Certification (UK) 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 11899410
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 22 March 2019 (7 years ago)
- Registered office
- Melbury House, 34 Southborough Road, Bromley, Kent, BR1 2EB
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
Other professional, scientific and technical activities n.e.c. (SIC 74909) - Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 21 March 2026
Filing notes for specialist construction companies
Specialist contractors often work under CIS for main contractors. Retentions held back by the customer still count towards turnover once the work is done.
Similar companies in Bromley
Other active specialist construction companies registered in Bromley.
- Inconcept Ltd2016
- Innovate Interiors Property Services Ltd2025
- Intexo Ltd2025
- Iris Complete Solutions Ltd2026
- J P Interiors Limited2007
- Ja Lofts Ltd2016
- K D Technical Ltd2015
- Kwofs Consults Ltd2021
All specialist construction companies in Bromley · All trades in Bromley · Specialist contractors across the UK
Frequently asked questions
When are I3PT Certification (UK) Limited's accounts due?
I3PT Certification (UK) Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is I3PT Certification (UK) Limited's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is I3PT Certification (UK) Limited still trading?
I3PT Certification (UK) 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 I3PT Certification (UK) Limited do?
I3PT Certification (UK) Limited is registered under Other specialised construction activities n.e.c. (SIC 43999); Other professional, scientific and technical activities n.e.c. (SIC 74909).
How old is I3PT Certification (UK) Limited?
I3PT Certification (UK) Limited was incorporated on 22 March 2019, 7 years ago.
What is the penalty if I3PT Certification (UK) 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 I3PT Certification (UK) 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.