J Zac Stein

J Zac is an operator and investor with experience leading nimble ventures as well as managing 500+ person teams across go-to-market, engineering and product, as well as G&A. He is currently the President & Chief Product Officer of Lattice. J Zac also supports outstanding founders from 25+ startups backed by world-class investors (Accel, Caffeinated, Craft, Greylock, First Round, Index, Initialized, KPCB, Sequoia, USV) as an investor and advisor. Prior to Lattice, J Zac was GM and VP at Zenefits, where he built and quickly scaled the payroll business (to 75 people, 1,000+ customers) before leading companywide operations. He had previously co-founded and led Ceiba College Prep, a nonprofit public charter school that prepares historically disadvantaged students for college and life. Ceiba was started with the generous seed support of Reed Hastings, CEO of Netflix, and grew to serve 500 students and be ranked #1 by the California Department of Education for academic performance amongst demographically similar schools.