Southwest Engineering Concepts

SOENCO (Southwest Engineering Concepts LLC) is a comprehensive product design, engineering, and manufacturing company located in Chandler, Arizona. Established in 2007, we focus on transforming ideas into finished products, providing complete solutions in electronics design, embedded systems, mechanical engineering, firmware development, and manufacturing. Having successfully completed over 80 projects across consumer, industrial, and aerospace industries, our team integrates extensive engineering experience with practical manufacturing expertise to create high-quality, affordable products. Whether you are a burgeoning startup or a well-established manufacturer, we facilitate the transition from concept to market-ready product. Our services encompass: PCB and electronics design (analog, digital, mixed-signal), embedded software and firmware development, mechanical design and prototyping, systems engineering and product integration, design for manufacturability (DFM), reverse engineering and legacy system upgrades, as well as small to mid-volume manufacturing and assembly, along with production test development and validation. Clients collaborate with us for project-based engineering, product upgrades, manufacturing assistance, or comprehensive development. Our adaptable and responsive team structure allows us to quickly mobilize and meet stringent deadlines while upholding high technical standards. With a designated facility and a proficient interdisciplinary team, SOENCO achieves enterprise-level outcomes with the flexibility of a dedicated, hands-on partner — from design to the final manufactured product. Let's create something remarkable together. Reach out to discuss your next innovative project.