Dave is a social entrepreneur who is passionate about sustainable agribusiness and food systems. He is the Managing Director of Rio Fish Ltd. and the Chairman of Cage Fish Farmers Association of Kenya. Dave uses his knowledge and experience to empower small-scale fish farmers. He developed a mobile app "AquaRech" that allows farmers to access high quality fish feed, manage their farms and gain market access for their product from the comfort of their mobile phones. The App further allows women to access fish using their phones reducing and eliminating chances of sex for fish trade.