CEP Custom Engineering Plastics (CEP) is a southwestern United States-based plastic injection molding company specializing in short- to medium-run production parts and hybrid aluminum molds for injection molding. They assist customers in early product development to accelerate time-to-market, produce molds in-house for durability, and maintain a ISO 9000-compliant, video-measurement–driven quality-control process. Their services span CNC machining, ultrasonic inserting/welding, bonding, screen/pad printing, EMI shielding, light assembly, and packaging/shipping, including domestic and international work, with prints-to-parts delivered in record time.
AI named Custom Engineering Plastics in December 2025.