You want to fund and expedite the development of a specific feature of or improvement to JRuby. In the spirit of open source technology:
• All code is released to the public domain.
• The JRuby open source committee reviews all improvement requests

You want training or presentations at your company on JRuby and Ruby. Who better to provide this than the people who developed JRuby?

Your project requires a level of expertise in Java or Ruby available from the developers who created a Ruby runtime environment in the Java VM.