- Companies
- Installers
- St Albans
- Ontech Communications Limited
Ontech Communications Limited
- Company number
- 12825208
- Incorporated
- 19 Aug 20206 years trading
- Registered office
- 8 Faircross Way, St Albans, AL1 4SD
- Nature of business
- Other construction installation
Ontech Communications Limited is a 6-year-old private limited company registered in St Albans, company number 12825208, one of 47 installation companies (insulation, lifts, shutters and similar) in St Albans. Its next accounts are due at Companies House on 30 May 2027, and the CT600 for the period to 30 August 2026 is due at HMRC on 30 August 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 £435K (+32.5%) on the year before, to £1.8M.
- Net assets rose in 4 of 4 year-on-year comparisons on record.
- Current assets of £1.7M against £201K owed within a year: 8.7 times cover.
- 2 employees on average, down from 3 the year before.
- Balance sheets on record for 5 years, 2021 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Aug 2025 | £1.8M | £153K | £1.7M | £201K | 2 |
| 31 Aug 2024 | £1.3M | £234K | £1.5M | £281K | 3 |
| 31 Aug 2023 | £441K | £603K | £621K | £118K | 2 |
| 31 Aug 2022 | £53K | £125K | £1,050 | 1 | |
| 31 Aug 2021 | £1 | £19K | £19K | 1 |
Where Ontech Communications Limited is registered
The registered office is in St Albans (AL1), in the St Albans local authority area, East of England. Show AL1 4SD on a map.
Other trade companies in AL1
- Alban Climate LimitedPlumbers and heating engineers
- Arj Vehicle Trading LtdMotor traders
- LCB Electrical Service LimitedElectricians
- R&T Home Improvements LtdFinishing trades
- Akh Global Ventures LimitedElectricians
- Arkenstone Roof Care LtdRoofers
- Doyle House Group LimitedProperty developers
- Quinnmore Construction LimitedBuilders
Also registered at this address
10 other companies use the same registered office as Ontech Communications Limited.
- Aei Property Maintenance LimitedFacilities management
- Carlton Utilities LimitedBuilders
- DM Communications LimitedInstallers
- Holden Facilities LimitedBuilders
- Maple Casements LimitedBuilders
- Mastercraft Renovations LimitedBuilders
- Orange Core Aluminium Windows and Doors LimitedBuilders
- PHG LimitedPlumbers and heating engineers
- Poynter Construction LimitedBuilders
- Proplus Property Development LimitedBuilders
What happens if Ontech Communications 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 31 May 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 30 Aug 2027 | £375 |
| 3 to 6 months late | 31 Aug 2027 to 30 Nov 2027 | £750 |
| More than 6 months late | From 1 Dec 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 31 Aug 2027 | £200 |
| 3 months late | 30 Nov 2027 | another £200 |
| 6 months late | 29 Feb 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Aug 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
- 12825208
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 August 2020 (6 years ago)
- Registered office
- 8 Faircross Way, St Albans, AL1 4SD
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 30 August (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 30 August 2025
- Last confirmation statement
- 1 November 2025
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 St Albans
Other active installation companies (insulation, lifts, shutters and similar) registered in St Albans.
- Paragon Timbercraft Ltd2024
- Pipeline Construction Services Ltd2022
- Pmaj Limited2023
- Positive Renovations Ltd2009
- Rol Groundworks Limited2009
- S.Noble Construction Ltd2011
- Simply Solar Installers Ltd2026
- The Shower Room Ltd.2013
All installation companies (insulation, lifts, shutters and similar) in St Albans · All trades in St Albans · Installers across the UK
Frequently asked questions
When are Ontech Communications Limited's accounts due?
Ontech Communications Limited's next accounts are due at Companies House by 30 May 2027 (in 230 days), covering the period to 30 August 2026.
When is Ontech Communications Limited's CT600 due?
The CT600 for the period to 30 August 2026 is due at HMRC by 30 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 31 May 2027.
Is Ontech Communications Limited still trading?
Ontech Communications 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 Ontech Communications Limited do?
Ontech Communications Limited is registered under Other construction installation (SIC 43290).
How old is Ontech Communications Limited?
Ontech Communications Limited was incorporated on 19 August 2020, 6 years ago.
What is the penalty if Ontech Communications 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 Ontech Communications 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.