Accessibility StatementSkip Navigation Certification streamlines approvals for projects with automated controls systems. VANCOUVER, Wash., Nov. 25, 2025 /PRNewswire/ -- NWPX Infrastructure, Inc. (Nasdaq: NWPX), a leading manufacturer of water-related infrastructure products, today announced it has achieved UL 508A certification for control panel systems used across water, wastewater, and stormwater infrastructure products. This certification indicates that a product has been tested by UL Solutions and mee ...