Party City is a Tomax customer. Tomax is now part of Demandware

In January 2015, Demandware, the industry-leading provider of enterprise cloud commerce solutions, acquired point-of-sale solutions provider Tomax, extending our reach deeper into the store. Learn more about Demandware's store solution  an integrated part of the Demandware Commerce Cloud, our cloud-based enterprise platform for unified commerce.

The acquisition of Tomax will enable Demandware to deliver a unified platform, powered by the cloud, that provides retailers with access to comprehensive consumer, product, inventory, order and price data, giving retailers real-time information as a basis for continuous innovation in the store. The combination of Demandware and Tomax will uniquely enable retailers to provide personalized and consistent experiences throughout the consumer shopping journey -- increasing sales opportunities and driving revenue growth.

Eric Olafson, CEO, Tomax.