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

Marin Software - Optimize your Search, Social & Display ads across channels and devices. Marin Software, the leading cross-channel performance advertising platform.

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

Google Marketing Platform - Google's unified and improved marketing and analytics tools.

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.

Kenshoo - Kenshoo provides marketing software and empower marketers with technology to build brands and generate demand across all media.