Mark Thomas is a Senior Software Engineer with SpringSource. At SpringSource Mark leads the integration of Tomcat with tc Server and has also had a hand in the development and integration of the additional serviceability functionality.

Mark has been using and developing Apache Tomcat for more than five years. He became involved in the development of Tomcat when he needed better control over the SSL configuration than was available at the time. After fixing that first bug, he started working his way through the remaining Tomcat bugs and is still going. Along the way, Mark became a Tomcat committer and PMC member, volunteered to be the Tomcat 4 release manager, created the Tomcat security pages, became a member of the ASF, joined the Apache Security Committee and is an Apache Commons PMC member where he contributes to Commons Pool, DBCP and Daemon. He also helps maintain the ASF's Bugzilla instances.

Mark has a MEng in Electronic and Electrical Engineering from the University of Birmingham, United Kingdom.