- Companies
- Installers
- Bromley
- Tenax Limited
Tenax Limited
- Company number
- 12633087
- Incorporated
- 29 May 20206 years trading
- Registered office
- Bromley Old Town Hall, 30 Tweedy Road, Bromley, Kent, BR1 3FE
- Nature of business
- Other construction installation
Tenax Limited is a 6-year-old private limited company registered in Bromley, company number 12633087, one of 44 installation companies (insulation, lifts, shutters and similar) in Bromley. Its next accounts are due at Companies House on 31 December 2027, and the CT600 for the period to 31 March 2027 is due at HMRC on 31 March 2028.
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 £71K (+68.5%) on the year before, to £175K.
- Net assets rose in 4 of 5 year-on-year comparisons on record.
- Current assets of £689K against £521K owed within a year: 1.3 times cover.
- 7 employees on average, down from 9 the year before.
- Balance sheets on record for 6 years, 2021 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2026 | £175K | £154K | £689K | £521K | 7 |
| 31 Mar 2025 | £104K | £0 | £356K | £255K | 9 |
| 31 Mar 2024 | £97K | £73K | £321K | £227K | 7 |
| 31 Mar 2023 | £193K | £134K | £499K | £308K | 4 |
| 31 Mar 2022 | £16K | £50K | £119K | £104K | 2 |
| 31 Mar 2021 | -£37K | £38K | £83K | £121K | 0 |
Public contracts won
Tenax Limited has one public sector contract award on record; the ones with their own published value total £126K (2025). Source: Contracts Finder and Find a Tender award notices.
| Buyer | Contract | Value | Awarded |
|---|---|---|---|
| FCDO Services | Roof Replacement works | £126K | 26 Jun 2025 |
Where Tenax Limited is registered
The registered office is in Bromley (BR1), in the Bromley local authority area, London. Show BR1 3FE 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
1 other company uses the same registered office as Tenax Limited.
- Ja Lofts LtdSpecialist contractors
What happens if Tenax 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 31 December 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2028 to 31 Jan 2028 | £150 |
| 1 to 3 months late | 1 Feb 2028 to 31 Mar 2028 | £375 |
| 3 to 6 months late | 1 Apr 2028 to 30 Jun 2028 | £750 |
| More than 6 months late | From 1 Jul 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
- 12633087
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 29 May 2020 (6 years ago)
- Registered office
- Bromley Old Town Hall, 30 Tweedy Road, Bromley, Kent, BR1 3FE
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 March 2026
- Last confirmation statement
- 28 May 2026
- Charges (mortgages)
- 1 outstanding of 1 registered
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 Bromley
Other active installation companies (insulation, lifts, shutters and similar) registered in Bromley.
- TLM Construction Ltd2023
- WRM Building Services Ltd2023
- Aimpro Construction Ltd2025
- Ak Kitchfit Ltd2018
- Bromley Garden Rooms Ltd2019
- Bromley Kitchens and Bathrooms Ltd2026
- C.P. Oblein Limited1973
- Ca Renovation Ltd2023
All installation companies (insulation, lifts, shutters and similar) in Bromley · All trades in Bromley · Installers across the UK
Frequently asked questions
When are Tenax Limited's accounts due?
Tenax Limited's next accounts are due at Companies House by 31 December 2027 (in 445 days), covering the period to 31 March 2027.
When is Tenax Limited's CT600 due?
The CT600 for the period to 31 March 2027 is due at HMRC by 31 March 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2028.
Is Tenax Limited still trading?
Tenax Limited 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 Tenax Limited do?
Tenax Limited is registered under Other construction installation (SIC 43290).
How old is Tenax Limited?
Tenax Limited was incorporated on 29 May 2020, 6 years ago.
Has Tenax Limited won public sector contracts?
Yes. Tenax Limited has one contract award from public bodies on Contracts Finder and Find a Tender (those with their own published value total £126K), most recently from FCDO Services.
What is the penalty if Tenax 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 Tenax Limited 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.