- Companies
- Plumbers and heating engineers
- Milton Keynes
- DLJ Maintenance Services Ltd
DLJ Maintenance Services Ltd
- Company number
- 14333591
- Incorporated
- 2 Sep 20224 years trading
- Registered office
- The Stable Yard 25-33 Vicarage Road, Stony Stratford, Milton Keynes, Buckinghamshire, MK11 1BN
- Nature of business
- Plumbing, heat and air-conditioning installation; Combined facilities support activities
DLJ Maintenance Services Ltd is a 4-year-old private limited company registered in Milton Keynes, company number 14333591, one of 197 plumbing and heating companies in Milton Keynes. 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 up £6,218 (+7%) on the year before, to £95K.
- Current assets of £84K against £100K owed within a year: 0.8 times cover.
- 1 employee on average during the year.
- Balance sheets on record for 3 years, 2023 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 30 Sep 2025 | £95K | £17K | £84K | £100K | 1 |
| 30 Sep 2024 | £89K | £129K | £158K | £108K | 1 |
| 30 Sep 2023 | £16K | £23K | £18K | 1 |
Where DLJ Maintenance Services Ltd is registered
The registered office is in Milton Keynes (MK11), in the Milton Keynes local authority area, South East. Show MK11 1BN on a map.
Other trade companies in MK11
- J. Weedon Building LtdBuilders
- Mkelec LtdBuilders
- Better Keep Group LtdCleaning companies
- Kensington and Chelsea Real Estate LtdProperty developers
- Nexus Trade UK LtdMotor traders
- Ryb Tyres London LtdMachinery repair and installation
- Auto Vault MK LimitedMotor traders
- Acron Construction Services LimitedInstallers
Also registered at this address
6 other companies use the same registered office as DLJ Maintenance Services Ltd.
- Accent Construction LtdBuilders
- Aim on LimitedCleaning companies
- Freight-Tech LimitedMechanics and garages
- Mauger Brothers LimitedPlumbers and heating engineers
- Pro Electrical Marine LtdMachinery repair and installation
- Sarsfield Engineering LtdSpecialist contractors
What happens if DLJ Maintenance Services 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
- 14333591
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 2 September 2022 (4 years ago)
- Registered office
- The Stable Yard 25-33 Vicarage Road, Stony Stratford, Milton Keynes, Buckinghamshire, MK11 1BN
- Nature of business
- Plumbing, heat and air-conditioning installation (SIC 43220)
Combined facilities support activities (SIC 81100) - Year end
- 30 September (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 30 September 2025
- Last confirmation statement
- 1 September 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 Milton Keynes
Other active plumbing and heating companies registered in Milton Keynes.
- DMK Plumbing Ltd2026
- Domestic Heat Cover Limited1997
- Domestic Heat Cover South Limited2014
- Don’S MK Services Ltd2021
- Eagle-MK Ltd2007
- Eco Plumb & Gas Limited2014
- Ecotherm Heating & Energy Solutions Ltd2025
- Eighty8 Plumbing and Heating Ltd2025
All plumbing and heating companies in Milton Keynes · All trades in Milton Keynes · Plumbers and heating engineers across the UK
Frequently asked questions
When are DLJ Maintenance Services Ltd's accounts due?
DLJ Maintenance Services Ltd's next accounts are due at Companies House by 30 June 2027 (in 260 days), covering the period to 30 September 2026.
When is DLJ Maintenance Services 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 DLJ Maintenance Services Ltd still trading?
DLJ Maintenance Services 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 DLJ Maintenance Services Ltd do?
DLJ Maintenance Services Ltd is registered under Plumbing, heat and air-conditioning installation (SIC 43220); Combined facilities support activities (SIC 81100).
How old is DLJ Maintenance Services Ltd?
DLJ Maintenance Services Ltd was incorporated on 2 September 2022, 4 years ago.
What is the penalty if DLJ Maintenance Services 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 DLJ Maintenance Services 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.