Terapeak is the customer-facing brand of Advanced E-Commerce Research Systems, Inc., today’s most consumer-oriented data analytics company. With a focus on providing eBay market insights, Terapeak works to provide its clients with the understanding to make informed decisions about the marketing, investment, and management of their online businesses.

Our focus remains consistent: we empower sellers to use eBay research to sell more effectively by making the market more transparent and taking surprises out of the sales process.

As an eBay Certified Provider and the first authorized third-party redistributer of market data, tens of thousands of eBay Sellers know Terapeak as the source for online marketplace research, allowing them to get valuable pricing, listing, and competitive insight for their online businesses through Terapeak for eBay.

Helping eBay sellers and buyers with research since 2002, Anthony and Andrew Sukow officially founded Advanced E-Commerce Research Systems, Inc. (“Terapeak”), in 2004.  The company was realized through an idea the brothers had as eBay Powersellers while attending university, and was launched with help from the University of Victoria, the school at which they both studied.  Terapeak, based in Victoria, British Columbia, Canada, has continued to steadily improve on its products and add to its talented team