Cunco Ltd
- Company number
- 10403022
- Incorporated
- 30 Sep 201610 years trading
- Registered office
- Suite 3 Bignell Park Barns, Chesterton, Bicester, OX26 1TD
- Nature of business
- Plumbing, heat and air-conditioning installation
Cunco Ltd is a 10-year-old private limited company registered in Bicester, company number 10403022, one of 45 plumbing and heating companies in Bicester. Its next accounts are due at Companies House on 30 June 2027, and the CT600 for the period to 30 September 2026 is due at HMRC on 30 September 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 down £18K on the year before, to -£16K.
- Net assets rose in 5 of 8 year-on-year comparisons on record.
- Current assets of £4,314 against £30K owed within a year: 0.1 times cover.
- 1 employee on average, down from 2 the year before.
- Balance sheets on record for 9 years, 2017 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | -£16K | £4,314 | £30K | 1 | |
| 30 Sep 2024 | £1,633 | £14K | £19K | 2 | |
| 30 Sep 2023 | £6,887 | £12K | £17K | 2 | |
| 30 Sep 2022 | £6,301 | £12K | £17K | 2 | |
| 30 Sep 2021 | £5,402 | £19K | £25K | 2 | |
| 30 Sep 2020 | £14K | £24K | £29K | 1 | |
| 30 Sep 2019 | £8,955 | £8,913 | £9,956 | 1 | |
| 30 Sep 2018 | £4,603 | £9,848 | £9,465 | ||
| 30 Sep 2017 | £2,843 | £4,793 | £5,928 | £6,597 |
Where Cunco Ltd is registered
The registered office is in Bicester (OX26), in the Cherwell local authority area, South East. Show OX26 1TD on a map.
Other trade companies in OX26
- SR Agri LtdMachinery repair and installation
- Gal Construct LtdBuilders
- Journey Motorworks LtdMotor traders
- JCD Electrical Solutions LtdElectricians
- Woodlands Farmhouse LtdProperty developers
- Chrisodel Holdings LtdProperty developers
- G Tree Surgery LtdLandscapers and gardeners
- JCC Fire & Security LtdSpecialist contractors
Also registered at this address
24 other companies use the same registered office as Cunco Ltd.
- Anglo Pacific Consulting LimitedMechanics and garages
- B.M. Yates Developments LimitedBuilders
- Berkeley Square Developments Ashley Gardens LimitedProperty developers
- Berkeley Square Developments Dagenham LtdProperty developers
- Blue Cleaning Solutions (Liverpool) LimitedCleaning companies
- BVS Rescue Services LtdMechanics and garages
- Cliff Newport Carpentry LtdJoiners and carpenters
- J&S House of Design LimitedSpecialist contractors
- KSR Commercial LimitedProperty developers
- L. Moran Heating LtdPlumbers and heating engineers
- Leighton Coachworks LtdMechanics and garages
- M Warren Construction LtdBuilders
- Metropolis Properties (Oxford) LtdProperty developers
- MW Audiotech LtdMachinery repair and installation
- R Tyler Roofing LimitedRoofers
- R.D. Mallory Milking Machines & Dairy Supplies LimitedMachinery repair and installation
- Regeneration Thame LimitedProperty developers
- Riverhall LtdBuilders
- S. Jackson Interiors LimitedFinishing trades
- SLS Electrical Contractors LimitedElectricians
- T S Design and Build LtdSpecialist contractors
- Toby Fowler LimitedMachinery repair and installation
- V O Properties LtdProperty developers
- Walbuilt Homes LimitedProperty developers
What happens if Cunco 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 30 June 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jul 2027 to 31 Jul 2027 | £150 |
| 1 to 3 months late | 1 Aug 2027 to 30 Sep 2027 | £375 |
| 3 to 6 months late | 1 Oct 2027 to 31 Dec 2027 | £750 |
| More than 6 months late | From 1 Jan 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Oct 2027 | £200 |
| 3 months late | 30 Dec 2027 | another £200 |
| 6 months late | 30 Mar 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Sep 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
- 10403022
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 30 September 2016 (10 years ago)
- Registered office
- Suite 3 Bignell Park Barns, Chesterton, Bicester, OX26 1TD
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 September (accounting reference date)
- Accounts type
- Micro-entity
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 3 September 2025
Filing notes for plumbing and heating companies
Plumbing and heating companies frequently work under CIS for main contractors and also directly for homeowners, so turnover can mix CIS and non-CIS income.
Similar companies in Bicester
Other active plumbing and heating companies registered in Bicester.
- Curtis & Carder Services Limited2006
- E&P Services and Maintenance Limited2023
- Ems Controls Limited2010
- Express Plumbing & Heating Ltd2021
- Fairford Heating Limited2024
- FK Gas & Heating Limited2025
- G Brown P & H Limited2016
- GPD Plumbing and Heating Ltd2026
All plumbing and heating companies in Bicester · All trades in Bicester · Plumbers and heating engineers across the UK
Frequently asked questions
When are Cunco Ltd's accounts due?
Cunco Ltd's next accounts are due at Companies House by 30 June 2027 (in 261 days), covering the period to 30 September 2026.
When is Cunco Ltd's CT600 due?
The CT600 for the period to 30 September 2026 is due at HMRC by 30 September 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 July 2027.
Is Cunco Ltd still trading?
Cunco Ltd is listed as active on the Companies House register (checked 12 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 Cunco Ltd do?
Cunco Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Cunco Ltd?
Cunco Ltd was incorporated on 30 September 2016, 10 years ago.
What is the penalty if Cunco 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 Cunco Ltd on Companies House for filed documents, officers and the full history.
Based on the Companies House register (snapshot 1 Oct 2026, rechecked 12 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.