To help execute their digital business transformations, companies are increasingly calling upon commerce service providers (CSPs) to define and deliver their digital ecosystem strategies. This report specifically details the eCommerce platforms, geographies, and industry verticals that the top 10 largest CSPs support. Related reports will address how large-scale and specialty CSPs provide support for eCommerce platforms and detail what approaches those CSPs take to integrate the broader eCommerce ecosystem into their clients' strategies. This collection is designed to help eBusiness and channel strategy professionals choose qualified digital development and design partners.