- Companies
- Mechanics and garages
- Scunthorpe
- Diagnostic Doc Ltd
Diagnostic Doc Ltd
- Company number
- 10610355
- Incorporated
- 9 Feb 20179 years trading
- Registered office
- 56 Woodside Drive, Scunthorpe, DN17 2EA
- Nature of business
- Maintenance and repair of motor vehicles
Diagnostic Doc Ltd is a 9-year-old private limited company registered in Scunthorpe, company number 10610355, one of 95 vehicle repair garages in Scunthorpe. Its next accounts are due at Companies House on 30 November 2027, and the CT600 for the period to 28 February 2027 is due at HMRC on 28 February 2028.
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 £27K (+14.4%) on the year before, to £212K.
- Net assets rose in 7 of 8 year-on-year comparisons on record.
- Current assets of £195K against £77K owed within a year: 2.5 times cover.
- 3 employees on average during the year.
- Balance sheets on record for 9 years, 2018 to 2026.
Net assets by year
| Year end | Net assets | Cash | Current assets | Owed within a year | Employees |
|---|---|---|---|---|---|
| 28 Feb 2026 | £212K | £89K | £195K | £77K | 3 |
| 28 Feb 2025 | £185K | £71K | £144K | £49K | 3 |
| 29 Feb 2024 | £194K | £95K | £139K | £27K | 3 |
| 28 Feb 2023 | £188K | £127K | £167K | £47K | 2 |
| 28 Feb 2022 | £171K | £136K | £157K | £40K | 2 |
| 28 Feb 2021 | £158K | £147K | £150K | £61K | 2 |
| 29 Feb 2020 | £123K | £103K | £137K | £71K | 2 |
| 28 Feb 2019 | £57K | £65K | £68K | £48K | 1 |
| 28 Feb 2018 | £16K | £24K | £21K |
Where Diagnostic Doc Ltd is registered
The registered office is in Scunthorpe (DN17), in the North Lincolnshire local authority area, Yorkshire and The Humber. Show DN17 2EA on a map.
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- Alpine Roofing Solutions LtdRoofers
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Also registered at this address
1 other company uses the same registered office as Diagnostic Doc Ltd.
- A & P Godfrey Transport LtdMachinery repair and installation
What happens if Diagnostic Doc 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 November 2027.
| Companies House | Accounts delivered | Penalty |
|---|---|---|
| Up to 1 month late | 1 Dec 2027 to 31 Dec 2027 | £150 |
| 1 to 3 months late | 1 Jan 2028 to 29 Feb 2028 | £375 |
| 3 to 6 months late | 1 Mar 2028 to 31 May 2028 | £750 |
| More than 6 months late | From 1 Jun 2028 | £1,500 |
Penalties double if the accounts were also late the year before.
| HMRC (CT600) | From | Penalty |
|---|---|---|
| 1 day late | 29 Feb 2028 | £200 |
| 3 months late | 28 May 2028 | another £200 |
| 6 months late | 28 Aug 2028 | HMRC estimates the tax and adds 10% of the unpaid tax |
| 12 months late | 28 Feb 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
- 10610355
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 9 February 2017 (9 years ago)
- Registered office
- 56 Woodside Drive, Scunthorpe, DN17 2EA
- Nature of business
- Maintenance and repair of motor vehicles (SIC 45200)
- Year end
- 28 February (accounting reference date)
- Accounts type
- Total exemption (full)
- Last accounts made up to
- 28 February 2026
- Last confirmation statement
- 8 February 2026
Filing notes for vehicle repair garages
Garages hold parts stock and often own diagnostic equipment and ramps, which qualify for capital allowances.
Similar companies in Scunthorpe
Other active vehicle repair garages registered in Scunthorpe.
- DJM Autos Ltd2026
- DJS Service Centre Ltd2023
- DRC Engines Ltd2024
- Dumitru D&M Limited2026
- Ebony & Ivory Garage Ltd2019
- Elite Auto Care Valets Limited2026
- Elite Motor Services Limited2002
- Eng Autos Limited2025
All vehicle repair garages in Scunthorpe · All trades in Scunthorpe · Mechanics and garages across the UK
Frequently asked questions
When are Diagnostic Doc Ltd's accounts due?
Diagnostic Doc Ltd's next accounts are due at Companies House by 30 November 2027 (in 414 days), covering the period to 28 February 2027.
When is Diagnostic Doc Ltd's CT600 due?
The CT600 for the period to 28 February 2027 is due at HMRC by 28 February 2028, 12 months after the period end. The corporation tax itself is payable earlier, by 1 December 2027.
Is Diagnostic Doc Ltd still trading?
Diagnostic Doc 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 Diagnostic Doc Ltd do?
Diagnostic Doc Ltd is registered under Maintenance and repair of motor vehicles (SIC 45200).
How old is Diagnostic Doc Ltd?
Diagnostic Doc Ltd was incorporated on 9 February 2017, 9 years ago.
What is the penalty if Diagnostic Doc 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 Diagnostic Doc 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.