- Companies
- Plumbers and heating engineers
- Romford
- D&D Mechanical Solutions Ltd
D&D Mechanical Solutions Ltd
- Company number
- 16973091
- Incorporated
- 19 Jan 2026
- Registered office
- 379 Havering Road, Romford, RM1 4BW
- Nature of business
- Plumbing, heat and air-conditioning installation; Other construction installation; Painting
D&D Mechanical Solutions Ltd is a newly incorporated private limited company registered in Romford, company number 16973091, one of 163 plumbing and heating companies in Romford. Its next accounts are due at Companies House on 19 October 2027, and its first CT600 is due at HMRC on 18 January 2028.
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.
Is this your company?
File the first accounts to Companies House and the CT600 to HMRC yourself with A.X.E.L Filing. One set of questions, both filings, £49 flat. No accountant, no subscription.
File for D&D Mechanical Solutions LtdOr get a reminder before each deadline
Free. We email you 60, 30, 14, 7 and 1 days before the accounts, CT600 and confirmation statement are due. Unsubscribe in one click.
Where D&D Mechanical Solutions Ltd is registered
The registered office is in Romford (RM1), in the Havering local authority area, London. Show RM1 4BW on a map.
Other trade companies in RM1
- Steam & Cool Commercial Engineering LimitedMachinery repair and installation
- Saix LtdSpecialist contractors
- Mega Ark LimitedBuilders
- Damir Auto LtdMotor traders
- Vascobuild LimitedBuilders
- Dream Living Spaces LtdBuilders
- Douglas Windows and Doors LimitedGlaziers
- Sergei SSM Builders LtdFinishing trades
What happens if D&D 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 19 October 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 20 Oct 2027 to 19 Nov 2027 | £150 |
| 1 to 3 months late | 20 Nov 2027 to 19 Jan 2028 | £375 |
| 3 to 6 months late | 20 Jan 2028 to 19 Apr 2028 | £750 |
| More than 6 months late | From 20 Apr 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
- 16973091
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 19 January 2026
- Registered office
- 379 Havering Road, Romford, RM1 4BW
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Other construction installation (SIC 43290)
Painting (SIC 43341) - Year end
- 31 January (accounting reference date)
- Accounts type
- No accounts filed yet
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 Romford
Other active plumbing and heating companies registered in Romford.
- DC Plumbing & Gas Ltd2024
- Direct Plumbers Limited2023
- DNS Plumbing & Electrical Ltd2013
- DPH Servicing Ltd2026
- DPZ Limited2024
- DTM Heating & Plumbing Ltd2016
- DWG Mechanical Services Ltd2024
- Eastend Plumbers Ltd2020
All plumbing and heating companies in Romford · All trades in Romford · Plumbers and heating engineers across the UK
Frequently asked questions
When are D&D Mechanical Solutions Ltd's accounts due?
D&D Mechanical Solutions Ltd's next accounts are due at Companies House by 19 October 2027 (in 371 days), covering the period to 31 January 2027.
When is D&D 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 18 January 2027, due by 18 January 2028, and one for the period to 31 January 2027, due by 31 January 2028. Corporation tax is payable 9 months and 1 day after the end of each.
Is D&D Mechanical Solutions Ltd still trading?
D&D 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 D&D Mechanical Solutions Ltd do?
D&D Mechanical Solutions Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Other construction installation (SIC 43290); Painting (SIC 43341).
How old is D&D Mechanical Solutions Ltd?
D&D Mechanical Solutions Ltd was incorporated on 19 January 2026, less than a year ago.
What is the penalty if D&D 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 D&D 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.