A Zionsville-based startup that specializes in water quality technology and testing made the biggest splash Thursday night at the Rise of the Rest pitch competition, scoring the winner-take-all $100,000 prize.

Founded in 2016, 120WaterAudit was one of 10 firms chosen to deliver pitches to a panel including AOL co-founder and tech investor Steve Case, who brought his Rise of the Rest bus tour to Indianapolis on Thursday to visit innovative local companies and host the pitch competition.