Here’s a brief overview of the companies and festivities and a photo gallery with highlights from the night. See more photos from the event here. All photographs by photographer Liang Shi. The Startups… Supporting Sponsors:

LiveShare by Cooliris had a slew of photographers taking pics of guests with cowboy and cowgirl models, then displaying them on the walls around the event. One luck winner walked away with a new iPad2!Microsoft had three developers coding an app with the LiveShare API in a real-time mobile app smackdown. Video coming soon.Applications for Good brought a superhero to spread the word about how you could win $50K by building a a mobile app that benefits others.Ascentium contributed to the SXSW fun with their Hit it or Quit it mobile app, encouraging community participation throughout the conference. Their mini-kinect robot rings were a hit!Akamai shared info about how they can help small businesses as they grow to stardom, and also gave away a new Logitech Revue with Google TV to one lucky winner.GroupFlier was on hand spreading the word about free group text messaging with their easy mobile app.

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