CHANNELADVISOR ANNOUNCES RECORD DAY OF $18 MILLION E-COMMERCE CHANNEL SALES ON CYBER MONDAY

Leading provider of e-commerce channel management solutions sees record growth despite tough economic times

Research Triangle Park, NC– December 02, 2008 – ChannelAdvisor, the leading provider of e-commerce channel management solutions, announced today that it is seeing significant GMV (Gross Merchandise Value) growth across multiple e-commerce channels early in the 2008 holiday shopping season. ChannelAdvisor has already broken its largest one day GMV total of $11.6m that was set November 26, 2007 twice this holiday season with $15m on November 28, 2008 (Black Friday) and $18m that was achieved on December 1, 2008 (Cyber Monday).

“We are very excited to see record GMV levels for Black Friday and Cyber Monday this holiday season,” said Scot Wingo, Chief Executive Officer of ChannelAdvisor. “This early data shows that even with economic pressures, consumers continue to research, shop, and most importantly buy products via e-commerce channels during this holiday season.  It’s also important to note that ChannelAdvisor’s customers are growing at a 6-8% y/y same-store-sales rate vs. industry-wide 1%  to down rates, which proves that the ChannelAdvisor Complete suite gives our customers a substantial competitive advantage and allows them to take share at a critical time.”

The following are some highlights from the ChannelAdvisor Complete™ platform for Black Friday by e-commerce channel:

Paid Search – (Google, Yahoo!, MSN, Ask.com, etc)
168% year over year GMV growth

Comparison Shopping Engines – (Google Product Search, Shopping.com, Shopzilla, etc.)
74% year over year GMV growth

Marketplaces – (eBay, Amazon, Overstock.com, etc.)
19% year over year GMV growth
230% year over year GMV growth via Amazon Merchants@

The following are some highlights from the ChannelAdvisor Complete™ platform for Cyber Monday by e-commerce channel:

Paid Search – (Google, Yahoo!, MSN, Ask.com, etc)
173% year over year GMV growth

Comparison Shopping Engines – (Google Product Search, Shopping.com, Shopzilla, etc.)
77% year over year GMV growth

Marketplaces – (eBay, Amazon, Overstock.com)
22% year over year GMV growth
231% year over year GMV growth via Amazon Merchants@

About ChannelAdvisor Corporation
ChannelAdvisor provides technology and services that enable leading online retailers to maximise their profits across multiple e-commerce channels including marketplaces such as eBay and Amazon, comparison shopping engines such as Shopping.com, Kelkoo, Pricerunner and Google Product Search and paid search on Google, Yahoo! and MSN. ChannelAdvisor manages more than $2.5 billion in annualised GMV (gross merchandise value) on behalf of its 5,500 clients worldwide. ChannelAdvisor solutions combine best practices, on-demand software and integration technology to help retailers sell more products, faster, by automating labour-intensive, manual functions so they spend less time optimising campaigns and more time solving marketing and business issues. ChannelAdvisor's customers include Vodafone, 3M, Sears and eBags. ChannelAdvisor Corporation is headquartered in Research Triangle Park, NC with offices in Atlanta, Seattle, the United Kingdom, Germany and Australia. For more information, visit http://www.channeladvisor.co.uk.

Contact:
John Hayes
ChannelAdvisor UK Ltd
john.hayes@channeladvisor.com