- Companies
- Installers
- Stockton-on-Tees
- Complex Installations Ltd
Complex Installations Ltd
- Company number
- 16164690
- Incorporated
- 6 Jan 20251 year trading
- Registered office
- Unit 1 Durham Lane, Eaglescliffe, Stockton-on-Tees, TS16 0PS
- Nature of business
- Other construction installation
Complex Installations Ltd is a 1-year-old private limited company registered in Stockton-on-Tees, company number 16164690, one of 65 installation companies (insulation, lifts, shutters and similar) in Stockton-on-Tees. Its next accounts are due at Companies House on 31 October 2027, and the CT600 for the period to 31 January 2027 is due at HMRC on 31 January 2028.
Key dates
Worked out from the year end and filing history on the Companies House register.
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Financial snapshot, 2026
From the balance sheet at 31 January 2026, as filed at Companies House.
Where Complex Installations Ltd is registered
The registered office is in Stockton-on-Tees (TS16), in the Stockton-on-Tees local authority area, North East. Show TS16 0PS on a map.
Other trade companies in TS16
- UK National Winter Services LimitedFacilities management
- Eaglescliffe Motor Group LtdMotor traders
- Thermoworks Mechanical LtdPlumbers and heating engineers
- Yarm Electrical Services LtdMachinery repair and installation
- Premier Approved Motors LtdMotor traders
- Dsus LtdCivil engineering
- Mandale Homes 2 LtdProperty developers
- G U Lifting LtdBuilders
What happens if Complex Installations 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 31 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2027 to 30 Nov 2027 | £150 |
| 1 to 3 months late | 1 Dec 2027 to 31 Jan 2028 | £375 |
| 3 to 6 months late | 1 Feb 2028 to 30 Apr 2028 | £750 |
| More than 6 months late | From 1 May 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2028 | £200 |
| 3 months late | 30 Apr 2028 | another £200 |
| 6 months late | 31 Jul 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 16164690
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 6 January 2025 (1 year ago)
- Registered office
- Unit 1 Durham Lane, Eaglescliffe, Stockton-on-Tees, TS16 0PS
- Nature of business
- Other construction installation (SIC 43290)
- Year end
- 31 January (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 January 2026
- Last confirmation statement
- 5 January 2026
- Previous names
- Yarm Installations Ltd (until 15 Oct 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 Stockton-on-Tees
Other active installation companies (insulation, lifts, shutters and similar) registered in Stockton-on-Tees.
- Daniel John Wind & Offshore Services Ltd2026
- Distrubution Electrical Contractor Ltd2026
- DMC Lifting Ltd2026
- Doherty Contractors Ltd.2021
- Ejp Construction Ltd2026
- Electric Eliminators Limited2021
- First Light Home Solutions Ltd2026
- Greenline Fencing Ltd2024
All installation companies (insulation, lifts, shutters and similar) in Stockton-on-Tees · All trades in Stockton-on-Tees · Installers across the UK
Frequently asked questions
When are Complex Installations Ltd's accounts due?
Complex Installations Ltd's next accounts are due at Companies House by 31 October 2027 (in 384 days), covering the period to 31 January 2027.
When is Complex Installations Ltd's CT600 due?
The CT600 for the period to 31 January 2027 is due at HMRC by 31 January 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2027.
Is Complex Installations Ltd still trading?
Complex Installations 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 Complex Installations Ltd do?
Complex Installations Ltd is registered under Other construction installation (SIC 43290).
How old is Complex Installations Ltd?
Complex Installations Ltd was incorporated on 6 January 2025, 1 year ago.
What is the penalty if Complex Installations 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 Complex Installations 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.