Our comprehensive DMS is designed specifically for dealers, it streamlines dealership operations with powerful features like VRM and VIN-based vehicle lookups, real-time valuations, and seamless invoicing. It automatically calculates VAT, ensuring accurate and compliant transactions.

Our Automotive Dealer Management System (DMS) empowers dealers to operate more
efficiently, maximise profitability, and stay compliant with local regulations.
Simplify the vehicle listing process with our integrated VRM lookup feature. Quickly and accurately
list new and used vehicles by entering the Vehicle Registration Mark (VRM), ensuring all essential
details are captured effortlessly.
Generate professional invoices with ease, customising them to your business
needs and automatically calculate VAT on vehicles, ensuring accuracy and compliance.
Easily generate and manage purchase orders for used car purchases. Our DMS ensures that every detail is recorded accurately
Simplify your sales process with our intuitive invoicing feature. Quickly create professional, fully branded sales invoices for your customers or finance companies, ensuring all transactions are documented and compliant with UK regulations.
Gain full visibility into your financials with our robust cost and profit tracking tools. Monitor expenses, calculate profits, and make data-driven decisions to enhance your dealership's profitability. Try our free Vehicle Profit Calculator to see how it works.
Our system is tailored for the UK market, providing comprehensive VAT tracking and reporting (including VAT Margin). Stay compliant with HMRC regulations and simplify your VAT returns with ease. See our VAT Margin Scheme guide or use our Profit Calculator to compare schemes.
Simplify the vehicle listing process with our integrated VRM lookup feature. Quickly and accurately list new and used vehicles by entering the Vehicle Registration Mark (VRM), ensuring all essential details are captured effortlessly.
Showcase your inventory with unlimited high-quality images. Our system allows you to upload as many photos as needed, giving potential buyers a comprehensive view of each vehicle and enhancing their buying experience.
Stay ahead of the market with real-time valuations. Our system integrates with AutoTrader and CAP, providing up-to-date pricing information to help you price your vehicles competitively and attract more buyers.
Build trust with your customers by offering comprehensive car history checks. Our integration with MotorCheck ensures that every listed vehicle comes with a complete history report, increasing transparency and buyer confidence.
Our integration with AutoTrader connect gives you live access to market leading data and technology, enabling better connected buying experiences and improved operational efficiency. Real time vehicle updates to and from Autotrader.
Expand your reach effortlessly with data feeds to all popular marketplaces. List your vehicles on AutoTrader, Motors, CarGurus, and more, ensuring maximum exposure and increasing your chances of a quick sale.
Manage your inventory with ease using our intuitive and user-friendly interface. From listing vehicles to uploading images and managing data feeds, our system simplifies every aspect of vehicle management.
Our DMS is designed with simplicity in mind, offering an intuitive interface that allows you to manage your dealership operations effortlessly. Spend less time on administration and more time on growing your business.
Access detailed reports and analytics to understand your dealership's performance. From financial summaries to inventory reports, our DMS provides the insights you need to drive success.
The best DMS for UK car dealers depends on your specific needs. Haswent Composer is designed specifically for independent and franchise dealers, offering integrated stock management, branded invoicing, automatic VAT margin calculation, real-time valuations, marketplace data feeds and a connected dealer website — all in one platform.
Yes. Haswent's DMS automatically calculates VAT under the Margin Scheme or standard VAT based on how the vehicle was sourced. This eliminates manual calculation errors and ensures compliance with HMRC requirements.
Yes. The system generates professional, fully branded purchase invoices, sales invoices and finance company invoices. All invoices are customised with your dealership branding and populated automatically from your stock records.
Haswent's DMS provides automated data feeds to all major UK marketplaces including AutoTrader, eBay Motors, CarGurus, Motors.co.uk and more. Vehicles are syndicated automatically when marked as live in the system.
Yes. Our AutoTrader Connect integration provides real-time two-way data sync, giving you access to market-leading data and technology for improved buying experiences and operational efficiency.
Yes. The DMS allows you to attach unlimited costs to each vehicle — including mechanical repairs, MOT work, valeting and cosmetic preparation — giving you accurate stand-in values and true per-vehicle profit figures.