- Companies
- Specialist contractors
- Hartlepool
- Zielinski Electrical Services Ltd
Zielinski Electrical Services Ltd
- Company number
- 13582066
- Incorporated
- 24 Aug 20215 years trading
- Registered office
- 7 Whitworth Gardens, Hartlepool, Durham, TS25 5TY
- Nature of business
- Other specialised construction activities n.e.c.
Zielinski Electrical Services Ltd is a 5-year-old private limited company registered in Hartlepool, company number 13582066, one of 73 specialist construction companies in Hartlepool. Its next accounts are due at Companies House on 31 May 2027, and the CT600 for the period to 31 August 2026 is due at HMRC on 31 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 £134 (+638.1%) on the year before, to £155.
- Net assets rose in 3 of 3 year-on-year comparisons on record.
- Current assets of £16K against £17K owed within a year: 0.9 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 4 years, 2022 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Aug 2025 | £155 | £16K | £17K | 1 | |
| 31 Aug 2024 | £21 | £10K | £12K | 1 | |
| 31 Aug 2023 | £2 | £6,609 | £8,107 | 1 | |
| 31 Aug 2022 | £1 | £1 | 1 |
Where Zielinski Electrical Services Ltd is registered
The registered office is in Hartlepool (TS25), in the Hartlepool local authority area, North East. Show TS25 5TY on a map.
Other trade companies in TS25
- Pureway Cleaning Services LtdCleaning companies
- North Point Plumbing and Heating LtdPlumbers and heating engineers
- RC Renovations Ne LimitedFinishing trades
- JS Auto Centre LtdMechanics and garages
- Verto+ LtdInstallers
- La Roadworks LtdBuilders
- Fewster Electrical Services LtdMachinery repair and installation
- Akb Interiors Group LtdFinishing trades
What happens if Zielinski Electrical Services 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 May 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jun 2027 to 30 Jun 2027 | £150 |
| 1 to 3 months late | 1 Jul 2027 to 31 Aug 2027 | £375 |
| 3 to 6 months late | 1 Sep 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 | 1 Sep 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 | 31 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
- 13582066
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 August 2021 (5 years ago)
- Registered office
- 7 Whitworth Gardens, Hartlepool, Durham, TS25 5TY
- Nature of business
- Other specialised construction activities n.e.c. (SIC 43999)
- Year end
- 31 August (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 31 August 2025
- Last confirmation statement
- 31 December 2025
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 Hartlepool
Other active specialist construction companies registered in Hartlepool.
- 4QX Limited2013
- Ajl Wind Renewables Ltd2025
- Amen Plant Limited2012
- BGW Inspection Limited2024
- Black Pearl Pipeline Limited2025
- By Industrial Services Ltd2025
- Caw Piping Solutions Limited2021
- Commercial Plastering North East Limited2014
All specialist construction companies in Hartlepool · All trades in Hartlepool · Specialist contractors across the UK
Frequently asked questions
When are Zielinski Electrical Services Ltd's accounts due?
Zielinski Electrical Services Ltd's next accounts are due at Companies House by 31 May 2027 (in 230 days), covering the period to 31 August 2026.
When is Zielinski Electrical Services Ltd's CT600 due?
The CT600 for the period to 31 August 2026 is due at HMRC by 31 August 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 June 2027.
Is Zielinski Electrical Services Ltd still trading?
Zielinski Electrical Services 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 Zielinski Electrical Services Ltd do?
Zielinski Electrical Services Ltd is registered under Other specialised construction activities n.e.c. (SIC 43999).
How old is Zielinski Electrical Services Ltd?
Zielinski Electrical Services Ltd was incorporated on 24 August 2021, 5 years ago.
What is the penalty if Zielinski Electrical Services 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 Zielinski Electrical Services 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.