- Companies
- Plumbers and heating engineers
- Rainham
- Darby Mechanical Solutions Ltd
Darby Mechanical Solutions Ltd
- Company number
- 16397181
- Incorporated
- 21 Apr 20251 year trading
- Registered office
- 19 Jordans Way, Rainham, RM13 9QX
- Nature of business
- Plumbing, heat and air-conditioning installation
Darby Mechanical Solutions Ltd is a 1-year-old private limited company registered in Rainham, company number 16397181, one of 39 plumbing and heating companies in Rainham. Its next accounts are due at Companies House on 21 January 2027, and its first CT600 is due at HMRC on 20 April 2027.
Key dates
This company has not filed accounts yet. First accounts are due 21 months after incorporation, and the first period can run longer than a year.
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Where Darby Mechanical Solutions Ltd is registered
The registered office is in Rainham (RM13), in the Havering local authority area, London. Show RM13 9QX on a map.
Other trade companies in RM13
- MM Motor Capital LtdMotor traders
- Namto LtdBuilders
- Digline Utilities LtdBuilders
- A & M Heating Plumbing LimitedPlumbers and heating engineers
- Cultured Auto LtdMechanics and garages
- Skyway Home LtdSpecialist contractors
- Car Sales Direct LtdMotor traders
- TLL Engineering Ltd LtdBuilders
What happens if Darby Mechanical Solutions 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 21 January 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 22 Jan 2027 to 21 Feb 2027 | £150 |
| 1 to 3 months late | 22 Feb 2027 to 21 Apr 2027 | £375 |
| 3 to 6 months late | 22 Apr 2027 to 21 Jul 2027 | £750 |
| More than 6 months late | From 22 Jul 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 May 2027 | £200 |
| 3 months late | 30 Jul 2027 | another £200 |
| 6 months late | 30 Oct 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 30 Apr 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
- 16397181
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 April 2025 (1 year ago)
- Registered office
- 19 Jordans Way, Rainham, RM13 9QX
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
- Year end
- 30 April (accounting reference date)
- Accounts type
- No accounts filed yet
- Last confirmation statement
- 20 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 Rainham
Other active plumbing and heating companies registered in Rainham.
- Doowe Connect Ltd2025
- Doyle & Black Services Limited2022
- Essex Eco Ltd2020
- First Class Ventilation Ltd2013
- Heat Engineering Limited2021
- J. Price Heating Ltd2024
- JCG Plumbing Limited2014
- Kindom Support Services Ltd2022
All plumbing and heating companies in Rainham · All trades in Rainham · Plumbers and heating engineers across the UK
Frequently asked questions
When are Darby Mechanical Solutions Ltd's accounts due?
Darby Mechanical Solutions Ltd's next accounts are due at Companies House by 21 January 2027 (in 100 days), covering the period to 30 April 2026.
When is Darby Mechanical Solutions Ltd's CT600 due?
The first accounts cover more than 12 months, so there are two Company Tax Returns: one for the 12 months to 20 April 2026, due by 20 April 2027, and one for the period to 30 April 2026, due by 30 April 2027. Corporation tax is payable 9 months and 1 day after the end of each.
Is Darby Mechanical Solutions Ltd still trading?
Darby Mechanical Solutions 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 Darby Mechanical Solutions Ltd do?
Darby Mechanical Solutions Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220).
How old is Darby Mechanical Solutions Ltd?
Darby Mechanical Solutions Ltd was incorporated on 21 April 2025, 1 year ago.
What is the penalty if Darby Mechanical Solutions 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 Darby Mechanical Solutions 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.