Ad Tech
November 3-4: New York, NY. ad:tech is an interactive advertising and technology conference and exhibition. Worldwide shows blend keynote speakers, topic driven panels and workshops to provide attendees with the tools and techniques they need to compete in a changing world.
http://www.ad-tech.com/

Affiliate Summit East
August 15-17: New York, NY. Affiliate Summit was founded by Missy Ward and Shawn Collins in 2003 for the purpose of providing educational sessions on the latest industry issues and fostering a productive networking environment for affiliate marketers.
http://www.affiliatesummit.com/

LeadsCon
LeadsCon is the pioneering conference and expo dedicated to increasing the effectiveness of those operating in the online lead generation industry.
http://www.leadscon.com/

Search Engine Strategies
Search Engine Strategies (SES) is the leading global conference & expo series that educates delegates on search engine marketing (SEM), including optimization (SEO) and advertising strategies, tactics and best practices.
http://www.searchenginestrategies.com/