Walk2 http://www.walk2.com/
Offers website promotion, email marketing, pay per click and advertising services. Columbus, Ohio.
WCR http://www.wcr-internet-marketing.com.au/
Marketing company for search engine optimisation, keyword research and analysis, campaign management, ranking and visitor statistics reporting. Based in Australia
Web by JASE http://www.jasontchandler.com/
Provides search engine optimization using Google, MSN and Yahoo webmaster guidelines. Based in Fountain Valley, California.
Web Monopoly http://www.webmonopoly.net/
Los Angeles firm specializing in pay per click campaign management, targeted email lists and search-engine-friendly web design services.