A company that aims to reduce infections resulting from implanted medical devices and another that plans to produce and market an energy drink were named winners today in the 2009 Rhode Island Business Plan Competition. They and four finalists shared $130,000 in prizes.

The winners were announced at Business Expo 2009 at the Rhode Island Convention Center, sponsored by the Greater Providence Chamber of Commerce.

BioIntraface, Inc., winner in the entrepreneur track, is developing a proprietary technology to thwart infection relating to medical device use. The company is led by John Jarrell of East Providence and David Spenciner of North Attleboro, Mass.

Runa, winner in the student track, plans to produce and market energy drinks and bottled beverages made from the leaves of an Amazonian tree. The team, from Brown University, includes Tyler Gage, Daniel MacCombie, Charlie Harding, and Laura Thompson.