...
http://www.enbuenosaires.com/images/banner-en.png
En Buenos Aires - Apartments / Real Estate - is a free property publications web site based in Buenos Aires Argentina, we're running Apache, Tomcat on Debian Linux doing around 120K visitors / month / 1.5 million page views / month and Tomcat is working very well, keep it up!
Enhydra
http://www.enhydra.org/images/enhydra200_t200.gif
Enhydra - Enhydra Server is a leading open source Java/XML application and webservice SOA server with an efficient "super-servlet" approach and is based on Tomcat.
The eSage Group
http://www.esagegroup.com/images/logoAnimation.gif
eSage Group - A consulting company, most of our projects are built on Tomcat.
...