Management Team

Co-founder and President of N-Sense, and professor-emeritus of Agronomy at Iowa State University. Received his Ph.D. in Agronomy from Iowa State University in 1987. Started his career as research scientist with USDA-ARS, and joined the Department of Agronomy at Iowa State University as a professor in 2010.  He has been working on soil sensor technology to facilitate precision management of soils for over 20 years. His prior research led to the development of a commercial field mobile on-the-go NIRS soil sensor system. 

Stephen Ringlee, CPA, co-founder of N-Sense and managing director of Centesimus Capital. He lives and works in Ames, IA and Boston, MA. He has co-founded a number of firms in insurance, life sciences, manufacturing, and information sciences and consults on company formation and growth.  He is a board member of two companies and three non-profits. He graduated from UC Berkeley in engineering, from Dartmouth’s Tuck School with an MBA in finance, and from Bentley University with an MS in Taxation.