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

Scan One - Symbeo provides managed AP automation solutions that digitize invoices to automate the entire accounts payable process.

Recurly - Subscription billing and recurring billing management. Recurly offers enterprise-class subscription billing for thousands of companies worldwide.

Tipalti - Tipalti is a supplier payments automation solution to streamline all phases of the AP and payment management workflow.

Zuora - Zuora creates cloud-based software on a subscription basis that enables any company in any industry to successfully launch, manage, and transform into a subscription business.

Yooz - Accounts payable automation