- Companies
- Machinery repair and installation
- Harlow
- Sterling Diesels Ltd
Sterling Diesels Ltd
- Company number
- 11739290
- Incorporated
- 21 Dec 20187 years trading
- Registered office
- Unit 9 Harlow Mill Business Centre, River Way, Harlow, CM20 2FD
- Nature of business
- Repair and maintenance of other transport equipment n.e.c.; Maintenance and repair of motor vehicles
Sterling Diesels Ltd is a 7-year-old private limited company registered in Harlow, company number 11739290, one of 45 machinery repair and installation companies in Harlow. Its next accounts are due at Companies House on 30 September 2027, and the CT600 for the period to 31 December 2026 is due at HMRC on 31 December 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 £2,137 (-10.7%) on the year before, to £18K.
- Net assets rose in 3 of 6 year-on-year comparisons on record.
- Current assets of £177K against £31K owed within a year: 5.8 times cover.
- 2 employees on average, down from 3 the year before.
- Balance sheets on record for 7 years, 2019 to 2025.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 31 Dec 2025 | £18K | £314 | £177K | £31K | 2 |
| 31 Dec 2024 | £20K | £9,201 | £166K | £111K | 3 |
| 31 Dec 2023 | £1,012 | £109K | £9,457 | 2 | |
| 31 Dec 2022 | £16K | £86K | £1,532 | 2 | |
| 31 Dec 2021 | £43K | £18K | £55K | £97K | 1 |
| 31 Dec 2020 | £22K | £4,599 | £19K | £43K | 1 |
| 31 Dec 2019 | £20K | £659 | £1,232 | £22K | 1 |
Where Sterling Diesels Ltd is registered
The registered office is in Harlow (CM20), in the Harlow local authority area, East of England. Show CM20 2FD on a map.
Other trade companies in CM20
- Alpha Security, Auto Care and Facilities Maintenance LtdMechanics and garages
- VLD Partners LtdProperty developers
- Ata Pro LtdBuilders
- TLK Cons LtdSpecialist contractors
- Cavity Drain Pumps ( CDP ) LtdInstallers
- United Auto Solutions LtdMechanics and garages
- Ace Consolidate LimitedFinishing trades
- Wersatis & Global Parts LtdMotor traders
What happens if Sterling Diesels 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 September 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Oct 2027 to 31 Oct 2027 | £150 |
| 1 to 3 months late | 1 Nov 2027 to 31 Dec 2027 | £375 |
| 3 to 6 months late | 1 Jan 2028 to 31 Mar 2028 | £750 |
| More than 6 months late | From 1 Apr 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 1 Jan 2028 | £200 |
| 3 months late | 31 Mar 2028 | another £200 |
| 6 months late | 30 Jun 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 31 Dec 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
- 11739290
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 21 December 2018 (7 years ago)
- Registered office
- Unit 9 Harlow Mill Business Centre, River Way, Harlow, CM20 2FD
- Nature of business
- Repair and maintenance of other transport equipment n.e.c. (SIC 33170)
Maintenance and repair of motor vehicles (SIC 45200) - Year end
- 31 December (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 31 December 2025
- Last confirmation statement
- 19 December 2025
Filing notes for machinery repair and installation companies
Machinery repair and installation companies often carry parts stock and specialist tools, and many work on contracts that span the year end.
Similar companies in Harlow
Other active machinery repair and installation companies registered in Harlow.
- Swat Enterprise Limited2016
- Tintawo and Sons Limited2019
- Wheelpower Ltd2026
- A+ Boilers & Electrics Ltd2008
- A. Ashton Limited2003
- Ageltec Limited2002
- Air Compressor Engineering Ltd2009
- Apex Vending Solutions Ltd2026
All machinery repair and installation companies in Harlow · All trades in Harlow · Machinery repair and installation across the UK
Frequently asked questions
When are Sterling Diesels Ltd's accounts due?
Sterling Diesels Ltd's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is Sterling Diesels Ltd's CT600 due?
The CT600 for the period to 31 December 2026 is due at HMRC by 31 December 2027, 12 months after the period end. The corporation tax itself is payable earlier, by 1 October 2027.
Is Sterling Diesels Ltd still trading?
Sterling Diesels 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 Sterling Diesels Ltd do?
Sterling Diesels Ltd is registered under Repair and maintenance of other transport equipment n.e.c. (SIC 33170); Maintenance and repair of motor vehicles (SIC 45200).
How old is Sterling Diesels Ltd?
Sterling Diesels Ltd was incorporated on 21 December 2018, 7 years ago.
What is the penalty if Sterling Diesels 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 Sterling Diesels 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.