TRINITY MACHINING, LLC

Trinity Machining, LLC operates as a job shop in Grass Valley, California, serving multiple industries since 2006. The company maintains ISO 9001 certification and SAM/CAGE registration for federal contracting opportunities. Trinity Machining provides comprehensive machining capabilities including CNC and manual milling operations, 4-axis milling for complex geometries, and both CNC and manual turning services. The shop extends beyond traditional machining with wire EDM capabilities, assembly services, and finishing operations encompassing anodizing, plating, and powder coating. The company works with specialized materials including titanium, PEEK, and Ultem, supporting projects across automotive, medical, defense, electronics, energy, and industrial sectors. Quality assurance capabilities include CMM inspection services. Trinity Machining's combination of traditional and advanced manufacturing processes, paired with their materials expertise and finishing capabilities, positions them to handle projects from prototype through production across diverse industrial applications.