Amazon.com, also called Amazon, is an American electronic commerce and cloud computing company.

Yelp publishes crowd-sourced reviews about local businesses.

The Trustbadge is a customer review collection platform.

Wikitude is a mobile augmented reality (AR) technology provider.

eBay Inc. is a multinational e-commerce corporation, facilitating online consumer-to-consumer and business-to-consumer sales.

AliExpress.com is an online retail service made up of mostly small Chinese businesses offering products to international online buyers.

DealExtreme is an online coupon code and discount portal.

Newegg is an online retailer of items including computer hardware and consumer electronics.