Zeena Williss

Zeena Williss is an Engineering Manager at South Platte Renew, Colorado’s third-largest water resource recovery facility. At South Platte Renew, she has led multidisciplinary teams and managed over $75M in capital projects focused on sustainability, innovation, and operational excellence. Her background spans both public and private sectors, including environmental consulting, with expertise in design, inspection, and construction management. Zeena holds a B.S. in Environmental Engineering from the University of Nevada, Reno, and an M.S. in Environmental Engineering from the Colorado School of Mines. She is passionate about building inclusive teams, mentoring emerging professionals, and advancing resilient water infrastructure.