High Mix, High Complexity, Low to Medium Volume Manufacturing


We have a tremendous breadth of expertise in wide variety of complex manufacturing technologies and processes. We can help organize a comprehensive set of resources to support your product launch in an approach that is refreshingly flexible.

Design Optimization

We fully understand the importance of engaging with your development team at an early stage to help optimize your product designs. Our inventive and collaborative solutions have helped our customers solve a wide variety of engineering, test, reliability and component-related challenges.


With our long standing, high quality reputation and “Built In The Valley” advantage, you will have convenient and 24 -hour access to our manufacturing team and be able to see what we are building for you. From prototype through box assembly - we build, test and deliver your products locally or anywhere in the world.

Learn More

From SMT to box build through testing and delivery, Bestronics manufactures products serving telecommunications, medical and scientific, instrumentation, industrial automation and power generation, capital equipment and material process industries.

Let us tailor a solution for your local manufacturing needs



about us

who we are

Offering unwavering customer service that starts with a handshake and extends throughout manufacturing and delivery, Bestronics provides the convenience of local service with the advantage of global reach.

Headquartered in San Jose, California, our reputation for quality and flexibility is unmatched.

our skills

Creative and Flexible
Local Manufacturing
Trusted Supply Chain Partnerships
Exceptional Program Management


Your Built In The Valley Team

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Nat Mani - President/CEO

Nat brings two decades of  global experience to the smart and cost effective provision of manufacturing services for complex electronics products.  His offshore manufacturing experiences and total cost of manufacturing perspective continually direct  Bestronics business practices for maximum customer advantages.

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Ron Menigoz - CTO/EVP

Ron provides technical leadership that continually shapes the technology platform, people and systems that drive company value. With deep technical experience in both product design and complex manufacturing strategy, Ron guides the customer experience, while proactively managing cost and quality considerations.

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Steve Yetso - VP of Operations and Supply Chain

Having spent his entire career in operations, Steve derives significant satisfaction from shipping the perfect product to his customers on time, every time. To ensure this is a daily occurrence, he manages Bestronics’ systems and processes, expanding the company’s MRP system functionality to achieve optimal supply chain visibility and control.

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Ben Caleb - Director of Systems Engineering

Ben has a highly accomplished technical operations background with over 20 years management experience. Ben leads our systems and process engineering group and has hands on relevant technical expertise to help our customers with their most complex product launch and process engineering requirements.

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Myung Yun - Director of Commercial Operations

Myung believes in the importance of detail. She brings a passion for accuracy to the complex process of creating reliable quotes and delivery commitments. From low quantity NPIs through high volume production, Myung ensures that all possibilities are accurately factored into Bestronics scheduling.

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Chuck Hong - Director of Manufacturing

Chuck manages logistics from program management and procurement through product delivery. Directly contributing to the company’s consistency of quality, Chuck brings the discipline of extensive quality training and engineering expertise to each step of the manufacturing process.

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Sohee Jung - Senior Program Manager

Sohee’s customers call her the “board whisperer.” A fierce customer advocate, Sohee brings extraordinary attention to detail in managing the on-time scheduling and delivery of customer product, validating procurement and maintaining production schedules.

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Veena Dharmadhikari - Program Manager

Veena enjoys the variety that comes with being an NPI specialist. She customizes the Bestronics experience for new customers, expertly guiding them through the most efficient, cost-effective and high quality parts and processes to ensure that the move from prototype to production is seamless.

Contact us

Stop by for a tour or call us to learn how we can help with your manufacturing needs.

contact info

  • 2090 Fortune Drive
  • San Jose
  • California 95131
  • Telephone: 408 385 7777
  • Fax: 408 432 3455
  • Email:

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