On Friday, more than half a dozen Penn Engineering startups demonstrated their growth potential by participating in the University’s annual Venture Lab Startup Challenge.

The finals took place in Tangen Hall — a partnership by the Wharton School, Penn Engineering, and the Stuart Weitzman School of Design to consolidate Penn’s startup ecosystem and to provide experiential learning to all Penn students — in front of a live audience of dozens of faculty, staff, alumni, family members and friends.

Each team had five minutes to present their vision to a panel of five alumni judges, who then asked pointed questions about everything from go-to-market strategies to the assumptions underlying revenue projections.

Sponsored by Penn alumni, the competition provides essential support for student startups, and over the years, many of the graduating students have passed up job offers to continue working on their ventures.

This year’s winners included: