Zendesk Talk is a ready to use and cloud-based VoIP system that's implemented in the Zendesk Support ticketing system. It allows customer service teams to provide phone support from the Zendesk platform.  

Emarsys offers a marketing cloud for e-commerce businesses and is a global retail provider of marketing automation software. Clients of Emarsys use the data science and execution platform for personalizations to maximize the customer value. The B2C Marketing Cloud enables true connection between consumers and marketers across all channels - enriching the customer journey, while increasing revenues.