Southwest Engineering Concepts

SOENCO (Southwest Engineering Concepts LLC) is a full-service product design, engineering, and manufacturing firm based in Chandler, Arizona. Founded in 2007, we specialize in taking products from concept to production — offering turnkey solutions in electronics design, embedded systems, mechanical engineering, firmware development, and manufacturing.

With over 80 successful projects across the consumer, industrial, and aerospace sectors, our team combines deep engineering expertise with practical manufacturing knowledge to bring high-performance, cost-effective products to life. Whether you're an early-stage startup or an established manufacturer, we help bridge the gap between idea and market-ready product.

Our capabilities include:

• PCB & electronics design (analog, digital, mixed-signal)
• Embedded software & firmware development
• Mechanical design & prototyping
• Systems engineering & product integration
• Design for manufacturability (DFM)
• Reverse engineering and legacy system upgrades
• Small- to mid-volume manufacturing and assembly
• Production test development and validation

Clients work with us for project-based engineering, product refreshes, manufacturing support, or full-scale development. Our flexible, agile team model allows us to ramp up quickly and meet tight deadlines while maintaining high technical standards.

With a dedicated facility and a skilled interdisciplinary team, SOENCO delivers enterprise-level results with the agility of a focused, hands-on partner — now from design through to manufactured product.

Let’s build something exceptional. Contact us to discuss your next innovation.