JGoodies is a privately held Java product development, software consulting, and design company. We focus on user interface design, usability engineerin g, efficient standard design, and advanced Java look. JGoodies’ consulting and design services capitalize on the expertise of its founder, Karsten Lentzsch.


We really love to design and implement sophisticated, productive, user-friendly, reliable and elegant user interfaces. And we wholeheartly like to help you build Java desktop apps that look good and work well – at affordable costs.


As architect and designer of Java tools, demos, applications and professional Java desktop libraries, Karsten Lentzsch is considered a leading expert in Java user interface technology and pluggable look&feel. He brings a wealth of experience in designing usable and elegant Java application to JGoodies.

For over 35 years Karsten has been involved in object technologies and user interface design as a consultant, trainer, architect and expert developer.

Since adopting Java programming early in 1997 he has designed and developed stand-alone applications, application frameworks, Java libraries, and enhancements to the Java look. He publishes articles about Java UI topics and talks at major Java conferences.