NWPX Infrastructure appointed John Schillie vice president and general manager of NWPX Park, where he will lead facilities in Houston, San Antonio and Ferris, Texas. Schillie brings more than 28 years of experience in infrastructure operations, technical sales and manufacturing, including work in the mining and construction industries. Based in Houston, he will oversee operations serving water distribution and management, wastewater pretreatment and stormwater quality applications. NWPX said he will focus on operational performance, team development and growth across traditional precast markets and specialized water and environmental solutions. Schillie holds a bachelor's degree in mining engineering and an MBA from Missouri University of Science and Technology.