- Companies
- Plumbers and heating engineers
- Weymouth
- Siney Cdha Ltd
Siney Cdha Ltd
- Company number
- 08035360
- Incorporated
- 18 Apr 201214 years trading
- Registered office
- 205 Littlemoor Road, Weymouth, DT3 6AF
- Nature of business
- Plumbing, heat and air-conditioning installation
Siney Cdha Ltd is a 14-year-old private limited company registered in Weymouth, company number 08035360, one of 41 plumbing and heating companies in Weymouth. Its next accounts are due at Companies House on 31 December 2026, and the CT600 for the period to 31 March 2026 is due at HMRC on 31 March 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 £5,944 (-35.5%) on the year before, to £11K.
- Net assets rose in 5 of 9 year-on-year comparisons on record.
- Current assets of £12K against £8,211 owed within a year: 1.5 times cover.
- 4 employees on average, up from 3 the year before.
- Balance sheets on record for 10 years, 2016 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Mar 2025 | £11K | £5,697 | £12K | £8,211 | 4 |
| 31 Mar 2024 | £17K | £5,430 | £18K | £10K | 3 |
| 31 Mar 2023 | £16K | £5,745 | £16K | £11K | 3 |
| 31 Mar 2022 | £32K | £18K | £60K | £42K | 0 |
| 31 Mar 2021 | £14K | £7,869 | £24K | £19K | 3 |
| 31 Mar 2020 | £1,238 | £22K | £32K | 3 | |
| 31 Mar 2019 | £2,700 | £14K | £23K | 3 | |
| 31 Mar 2018 | £5,455 | £29K | £40K | 3 | |
| 31 Mar 2017 | £2,557 | £8,153 | £13K | 2 | |
| 31 Mar 2016 | £359 | £7,391 | £10K | £19K |
Where Siney Cdha Ltd is registered
The registered office is in Weymouth (DT3), in the Dorset local authority area, South West. Show DT3 6AF on a map.
Other trade companies in DT3
- Nibbio Collective LimitedMotor traders
- Seaward Car Sales LimitedMotor traders
- Carolan Construct LtdBuilders
- Rogers Repointing LtdSpecialist contractors
- Sage Services Plumbing & Heating LtdPlumbers and heating engineers
- Dorset Composites LtdMachinery repair and installation
- Brown Property Developments LimitedBuilders
- Ashworth Decor LtdPainters and decorators
Also registered at this address
12 other companies use the same registered office as Siney Cdha Ltd.
- A & M Roofline LimitedRoofers
- Alpha Windows Portland LtdInstallers
- Ashworth Decor LtdPainters and decorators
- Buzzard Planning Services LimitedProperty developers
- Developing Space LimitedBuilders
- FG Property Maintenance LtdSpecialist contractors
- G. Williams Building Services LimitedProperty developers
- L.S Electrical (SW) LimitedMachinery repair and installation
- Limitless Electrical Services LtdElectricians
- Mark's Car Services LtdMechanics and garages
- NJB Marine LtdMachinery repair and installation
- SJM Services Dorset LtdFinishing trades
What happens if Siney Cdha 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 December 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Jan 2027 to 31 Jan 2027 | £150 |
| 1 to 3 months late | 1 Feb 2027 to 31 Mar 2027 | £375 |
| 3 to 6 months late | 1 Apr 2027 to 30 Jun 2027 | £750 |
| More than 6 months late | From 1 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Apr 2027 | £200 |
| 3 months late | 30 Jun 2027 | another £200 |
| 6 months late | 30 Sep 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Mar 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
- 08035360
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 18 April 2012 (14 years ago)
- Registered office
- 205 Littlemoor Road, Weymouth, DT3 6AF
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 31 March (accounting reference date)
- Accounts type
- Unaudited abridged
- Last accounts made up to
- 31 March 2025
- Last confirmation statement
- 18 April 2026
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 Weymouth
Other active plumbing and heating companies registered in Weymouth.
- South Dorset Plumbing & Heating Ltd2023
- Stone Hooper Ltd2020
- TT Plumbing and Heating Weymouth Limited2022
- W. Ash Plumbing,Heating & Gas Ltd2019
- Wessex Plumbing & Heating Services Limited1997
- Weymouth Gas Limited2013
- Abc Plumbing & Heating Limited2007
- Abw (Dorset) Ltd2019
All plumbing and heating companies in Weymouth · All trades in Weymouth · Plumbers and heating engineers across the UK
Frequently asked questions
When are Siney Cdha Ltd's accounts due?
Siney Cdha Ltd's next accounts are due at Companies House by 31 December 2026 (in 80 days), covering the period to 31 March 2026.
When is Siney Cdha Ltd's CT600 due?
The CT600 for the period to 31 March 2026 is due at HMRC by 31 March 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 January 2027.
Is Siney Cdha Ltd still trading?
Siney Cdha 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 Siney Cdha Ltd do?
Siney Cdha Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Siney Cdha Ltd?
Siney Cdha Ltd was incorporated on 18 April 2012, 14 years ago.
What is the penalty if Siney Cdha 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 Siney Cdha 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.