- Companies
- Plumbers and heating engineers
- Crawley
- D&M Services Southern Ltd
D&M Services Southern Ltd
- Company number
- 08405662
- Incorporated
- 15 Feb 201313 years trading
- Registered office
- 12 Purley Close, Maidenbower, Crawley, West Sussex, RH10 7QR
- Nature of business
- Plumbing, heat and air-conditioning installation; Bookkeeping activities
D&M Services Southern Ltd is a 13-year-old private limited company registered in Crawley, company number 08405662, one of 70 plumbing and heating companies in Crawley. Its next accounts are due at Companies House on 31 October 2026, and the CT600 for the period to 31 January 2026 is due at HMRC on 31 January 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 £14K (-125.4%) on the year before, to -£2,938.
- Net assets rose in 6 of 9 year-on-year comparisons on record.
- Current assets of £4,544 against £7,482 owed within a year: 0.6 times cover.
- 3 employees on average during the year.
- 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 Jan 2025 | -£2,938 | £3,986 | £4,544 | £7,482 | 3 |
| 31 Jan 2024 | £12K | £5,171 | £17K | £5,034 | 3 |
| 31 Jan 2023 | -£4,086 | £6,388 | £9,107 | £11K | 3 |
| 31 Jan 2022 | £13K | £3,328 | £20K | £1,512 | 3 |
| 31 Jan 2021 | £5,963 | £13K | £15K | £3,380 | 3 |
| 31 Jan 2020 | £3,265 | £15K | £17K | £12K | 3 |
| 31 Jan 2019 | -£2,538 | £7,916 | £8,206 | £6,762 | |
| 31 Jan 2018 | £1,188 | £2,507 | £7,723 | £971 | |
| 31 Jan 2017 | £558 | £9,357 | £13K | £11K | |
| 31 Jan 2016 | £447 | £5,307 | £6,572 | £3,685 |
Where D&M Services Southern Ltd is registered
The registered office is in Crawley (RH10), in the Crawley local authority area, South East. Show RH10 7QR on a map.
Other trade companies in RH10
- Urban Breeze LtdPlumbers and heating engineers
- Alexway Prime LtdMotor traders
- Jayappiah Property Group LimitedProperty developers
- Gooads LimitedFinishing trades
- Befast Plumbing & Drainage LimitedPlumbers and heating engineers
- NN Electrical LimitedElectricians
- Upperline Interiors LimitedPainters and decorators
- Theboilerboys LtdMachinery repair and installation
What happens if D&M Services Southern 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 October 2026.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Nov 2026 to 30 Nov 2026 | £150 |
| 1 to 3 months late | 1 Dec 2026 to 31 Jan 2027 | £375 |
| 3 to 6 months late | 1 Feb 2027 to 30 Apr 2027 | £750 |
| More than 6 months late | From 1 May 2027 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Feb 2027 | £200 |
| 3 months late | 30 Apr 2027 | another £200 |
| 6 months late | 31 Jul 2027 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Jan 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
- 08405662
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 15 February 2013 (13 years ago)
- Registered office
- 12 Purley Close, Maidenbower, Crawley, West Sussex, RH10 7QR
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Bookkeeping activities (SIC 69202) - Year end
- 31 January (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 January 2025
- Last confirmation statement
- 25 January 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 Crawley
Other active plumbing and heating companies registered in Crawley.
- Deanos Electrical Ltd2018
- Denver Commercial Services Limited2023
- Denver Services Limited2000
- Direct Plumbing and Heating Ltd2018
- DT Plumbing and Building Limited2026
- E & B Group Limited1993
- E J Becket Limited2012
- E.G.Powerflush Ltd2013
All plumbing and heating companies in Crawley · All trades in Crawley · Plumbers and heating engineers across the UK
Frequently asked questions
When are D&M Services Southern Ltd's accounts due?
D&M Services Southern Ltd's next accounts are due at Companies House by 31 October 2026 (in 18 days), covering the period to 31 January 2026.
When is D&M Services Southern Ltd's CT600 due?
The CT600 for the period to 31 January 2026 is due at HMRC by 31 January 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 November 2026.
Is D&M Services Southern Ltd still trading?
D&M Services Southern 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&M Services Southern Ltd do?
D&M Services Southern Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Bookkeeping activities (SIC 69202).
How old is D&M Services Southern Ltd?
D&M Services Southern Ltd was incorporated on 15 February 2013, 13 years ago.
What is the penalty if D&M Services Southern 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&M Services Southern 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.