In case you missed it, Mindville is now part of Atlassian. Check out Atlassian's partner directory here.
//SEIBERT/MEDIA is a software development and consultancy firm headquartered in Germany and an office in the US. We have started offering services around Atlassian products in 2008 and have realized hundreds of projects since. Our teams consist of consultants, designers, developers, and system administrators that help you implement Atlassian products in the best way possible. We are an Atlassian Platinum Expert and an Atlassian Enterprise Expert and enjoy working for some of the biggest companies in the world.