Electronics Manufacturing Around Pomona
Pomona has a long connection to technology manufacturing. For decades, the region supported defense and aerospace production, and today the broader area stretching from Orange County to the Inland Empire hosts printed circuit board fabricators, contract manufacturers, component makers, and memory producers. Cal Poly Pomona's engineering programs supply a steady pipeline of electrical, computer, and manufacturing engineers who go on to work across this industry.
Pomona-area startups and established companies developing smart devices, medical instruments, industrial controls, or electric vehicle components need reliable electronics partners. Proximity matters for prototyping, design reviews, and quality audits, and Southern California offers an unusually rich selection.
What We Looked For
Our ranking considered manufacturing capability, certifications such as ISO and aerospace quality standards, engineering support, scale, and relevance to customers in Pomona. We included circuit board specialists, electronics manufacturing services providers, and component and memory producers with established reputations.
The Top 10 Best Electronics Manufacturers in Pomona
1. TTM Technologies
TTM Technologies is one of the largest printed circuit board manufacturers in North America, with significant operations in Southern California. The company specializes in advanced, high-reliability boards for aerospace, defense, networking, and medical markets. Pomona engineering teams working on demanding applications turn to TTM for complex multilayer designs and rigorous quality standards.
2. Kingston Technology
Kingston Technology, headquartered in Fountain Valley, is a global leader in memory products including DRAM modules, solid state drives, and flash storage. Its Southern California manufacturing and testing operations are known for strict quality control. Kingston's products are used by system builders, businesses, and gamers throughout Pomona and around the world.
3. Sanmina
Sanmina is a major electronics manufacturing services provider offering design, printed circuit board assembly, system integration, and supply chain management. It serves communications, medical, industrial, and defense customers. For Pomona companies scaling from prototype to volume production, Sanmina provides the engineering depth and global footprint to support complex product programs.
4. Jabil
Jabil is a global manufacturing solutions provider that builds electronics for healthcare, automotive, cloud, and consumer brands. Its services span product design, precision manufacturing, and supply chain optimization. Jabil's scale and technical breadth make it a strong option for Pomona businesses with ambitious growth plans and high-volume production needs.
5. Flex
Flex is a leading contract manufacturer known for helping companies bring products to market quickly. It offers design engineering, advanced manufacturing, and logistics services across industries including automotive electrification, healthcare, and industrial technology. Flex's investment in automation and sustainability supports customers seeking efficient and responsible production partners.
6. Benchmark Electronics
Benchmark Electronics provides engineering, manufacturing, and precision technology services for aerospace, defense, medical, semiconductor capital equipment, and industrial markets. The company is recognized for handling complex, highly regulated products. Pomona-area companies developing mission-critical electronics appreciate Benchmark's focus on reliability and compliance.
7. Murrietta Circuits
Murrietta Circuits is a Southern California printed circuit board manufacturer and assembler serving aerospace, defense, medical, and commercial customers. The company is known for quick-turn prototyping, rigid-flex capabilities, and responsive engineering support. Its regional location makes it an attractive partner for Pomona firms needing fast iterations and hands-on collaboration.
8. Plexus
Plexus partners with customers across the product lifecycle, from design and development to manufacturing and aftermarket services. It focuses on healthcare, life sciences, industrial, and aerospace markets where quality is critical. Pomona medical device and industrial technology companies value Plexus for its disciplined processes and long-term partnership approach.
9. Amphenol
Amphenol is one of the world's largest makers of connectors, cables, sensors, and interconnect systems. Its products are essential to aerospace, automotive, industrial, and communications electronics. With operations across Southern California, Amphenol supports local engineers designing everything from rugged military systems to electric vehicle battery connections.
10. Skyworks Solutions
Skyworks Solutions designs and manufactures analog and mixed-signal semiconductors used in smartphones, wireless infrastructure, automotive systems, and connected devices. The company has a meaningful Southern California presence. Its chips help power connectivity in many consumer products, and its engineering culture attracts talent from regional universities including Cal Poly Pomona.
Why Pomona Is a Smart Base for Electronics Work
Pomona offers a practical balance of affordability and access. Compared with coastal Orange County or Los Angeles, industrial space in the Pomona Valley is often more attainable, yet engineers can still reach major circuit board fabricators and component distributors within an hour. The Ontario International Airport is close by for expedited shipments, and Metrolink service connects the city to downtown Los Angeles. Combined with a strong engineering talent pool from Cal Poly Pomona and nearby Claremont colleges, these factors make Pomona an attractive place to design, test, and assemble electronic products.
Industry Trends to Watch
Electronics manufacturing is experiencing strong demand from electric vehicles, renewable energy systems, medical devices, and defense modernization. Reshoring of critical production is gaining momentum as companies seek supply chain resilience. Automation, advanced inspection, and data-driven quality systems are becoming standard, and designers are increasingly concerned with component availability and lifecycle management. For Pomona companies, working with regional manufacturers can shorten development cycles and simplify quality oversight.
Final Advice for Pomona Businesses
When choosing an electronics manufacturer, match the partner to your product's complexity, volume, and regulatory requirements. Ask about certifications, design-for-manufacturing support, testing capabilities, and component sourcing strategies. The companies above represent some of the most capable and trusted names available to Pomona innovators building the next generation of electronic products.