CDK Global - CDK Global provides integrated computing solutions to auto, truck, motorcycle, marine, and recreational vehicle dealers.

Stripe - Online payment processing for internet businesses. Stripe is a suite of payment APIs that powers commerce for online businesses of all sizes. Use Stripe’s payment platform to accept and process payments online for easy-to-use commerce solutions.

vAuto Provision - The Provision Suite from vAuto keeps todays top auto dealers competitive with used car inventory management and pricing software suite.

Chargebee - Chargebee lets you manage subscriptions and payments at scale, handle custom recurring billing scenarios, reduce subscription churn and simplify accounting.

Conquest - Conquest is a new car inventory management & pricing software solution from vAuto that allows top dealers to manage stocking mistakes, pricing, and margin concessions.

Killbill - Open-Source Subscription Billing and Payment Platform