- Companies
- Motor traders
- Buntingford
- SDP (Newmarket Motors) Limited
SDP (Newmarket Motors) Limited
- Company number
- 01124349
- Incorporated
- 24 Jul 197353 years trading
- Registered office
- M J Warner, Hare Street, Buntingford, Hertfordshire, SG9 0EA
- Nature of business
- Sale of used cars and light motor vehicles; Maintenance and repair of motor vehicles
SDP (Newmarket Motors) Limited is a 53-year-old private limited company registered in Buntingford, company number 01124349, one of 10 motor trade companies in Buntingford. 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 £74K (-76.3%) on the year before, to £23K.
- Net assets rose in 4 of 6 year-on-year comparisons on record.
- Current assets of £1.4M against £1.4M owed within a year: 1.0 times cover.
- 15 employees on average, down from 19 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 | £23K | £52K | £1.4M | £1.4M | 15 |
| 31 Dec 2024 | £97K | £49K | £1.5M | £1.4M | 19 |
| 31 Dec 2023 | £182K | £51K | £1.6M | £1.6M | 19 |
| 31 Dec 2022 | £160K | £50K | £1.6M | £1.6M | 19 |
| 31 Dec 2021 | £116K | £112K | £1.3M | £1.2M | 19 |
| 31 Dec 2020 | £49K | £41K | £1.1M | £916K | 19 |
| 31 Dec 2019 | £36K | £2,753 | £1.3M | £1.2M | 18 |
Who runs and owns SDP (Newmarket Motors) Limited
From the Companies House register. Individuals are shown by initials only; the full register is on Companies House.
Officer
| Name | Role | Appointed |
|---|---|---|
| S*** P*** | Director | Jul 2010 |
3 former officers
| Name | Role | Appointed | Left |
|---|---|---|---|
| M*** G*** | Secretary | Jul 2010 | |
| R*** W*** | Director | Jan 2019 | Oct 2025 |
| M*** W*** | Director | Jul 2010 |
Person with significant control
Charges (secured borrowing)
1 of 2 registered charges are outstanding. A charge is security a lender takes over a company's assets, typically for a loan, mortgage or asset finance.
| Lender | Status | Registered |
|---|---|---|
| National Westminster Bank PLC | Outstanding | Jun 1987 |
| United Trust Bank Ltd | Satisfied Jun 2024 | Jan 2022 |
Where SDP (Newmarket Motors) Limited is registered
The registered office is in Buntingford (SG9), in the East Hertfordshire local authority area, East of England. Show SG9 0EA on a map.
Other trade companies in SG9
- WMM Engineering LimitedMachinery repair and installation
- Bigger Builds LtdBuilders
- Carr Trade LtdMotor traders
- Hare Construction LimitedBuilders
- Apex Shading Solutions LtdInstallers
- Meister Vehicle Sales LimitedMotor traders
- Dzus LtdMotor traders
- Crowngate Construction LtdBuilders
Also registered at this address
2 other companies use the same registered office as SDP (Newmarket Motors) Limited.
- PXC LtdMotor traders
- SDP (Newmarket Bodyworks) LimitedMechanics and garages
What happens if SDP (Newmarket Motors) Limited 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
- 01124349
- Status
- Active
- Company type
- Private limited company
- Incorporated
- 24 July 1973 (53 years ago)
- Registered office
- M J Warner, Hare Street, Buntingford, Hertfordshire, SG9 0EA
- Nature of business
- Sale of used cars and light motor vehicles (SIC 45112)
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
- 18 May 2026
- Charges (mortgages)
- 1 outstanding of 2 registered
- Previous names
- M.J. Warner (Newmarket Motors) Limited (until 23 Aug 2010)
Filing notes for motor trade companies
Motor trade companies hold vehicle stock, and how that stock is valued at the year end moves the profit directly. Some use the VAT margin scheme.
Similar companies in Buntingford
Other active motor trade companies registered in Buntingford.
- BMR Motorcycles Limited2016
- Carr Trade Ltd2026
- CSB Automotive Ltd2015
- Dun-Bri Services Limited2001
- Dzus Ltd2026
- Meister Vehicle Sales Limited2026
- NSN Motors Ltd2020
- PXC Ltd2023
All motor trade companies in Buntingford · All trades in Buntingford · Motor traders across the UK
Frequently asked questions
When are SDP (Newmarket Motors) Limited's accounts due?
SDP (Newmarket Motors) Limited's next accounts are due at Companies House by 30 September 2027 (in 352 days), covering the period to 31 December 2026.
When is SDP (Newmarket Motors) Limited'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 SDP (Newmarket Motors) Limited still trading?
SDP (Newmarket Motors) Limited 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 SDP (Newmarket Motors) Limited do?
SDP (Newmarket Motors) Limited is registered under Sale of used cars and light motor vehicles (SIC 45112); Maintenance and repair of motor vehicles (SIC 45200).
How old is SDP (Newmarket Motors) Limited?
SDP (Newmarket Motors) Limited was incorporated on 24 July 1973, 53 years ago.
Who runs SDP (Newmarket Motors) Limited?
SDP (Newmarket Motors) Limited has 1 active director, the longest-serving appointed in Jul 2010. Their names and service addresses are on the Companies House register.
Who owns SDP (Newmarket Motors) Limited?
One person or company has significant control of SDP (Newmarket Motors) Limited: Sdp Autos Ltd (owns 75% or more of the shares).
What is the penalty if SDP (Newmarket Motors) Limited 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 SDP (Newmarket Motors) Limited 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.