Sierra Circuits, Inc.
Sierra Circuits, Inc.
🇺🇸 United States, California
1986501-1000 peopleManufacturer/Service Company/WholesalerSierra Circuits, Inc. is a premier American manufacturer and assembler of high-technology printed circuit boards (PCBs), headquartered in Sunnyvale, California. Founded in 1986, the company operates a 70,000 sq. ft. manufacturing campus and is recognized as a minority- and woman-owned business. Sierra Circuits specializes in end-to-end solutions, including PCB fabrication, assembly, and component sourcing, with a strong emphasis on 100% Made in USA production and fast-turnaround prototypes.
The company's extensive product portfolio features Rigid, Flex, Rigid-Flex, and High-Density Interconnect (HDI) PCBs, as well as specialized solutions for Microelectronics, RF & Microwave, and Aerospace & Defense applications. Their capabilities range from quick-turn Turnkey PRO services, which can deliver fully assembled boards in as little as five days, to complex advanced PCBs supporting up to 30 layers with blind and buried vias. They utilize sophisticated manufacturing processes such as laser direct imaging, laser drilling, and flying probe testing to ensure high reliability.
Sierra Circuits maintains rigorous quality standards, holding certifications including ISO 9001:2015, ISO 13485:2016 for medical devices, AS9100D for aerospace, and MIL-PRF-31032. They are also ITAR registered and NIST certified, serving high-profile clients across the automotive, healthcare, and defense sectors, including NASA, Boeing, and Lockheed Martin. With a workforce of over 500 employees, the company integrates advanced proprietary design tools and engineering support to assist clients from initial layout through mass production.
OEM manufacturerOffers OEM services for customized brand manufacturing.
High capacity factoryCan handle large-scale or bulk production orders.
Product customizationOffers full customization for design and features.
Patented technologyHolds multiple product or process patents.
Contact
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Products
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RF / MW PCB Manufacturing and Assembly
0·0 reviews
RF circuits are prone to EMI, crosstalk, ringing, and reflections. To avoid these issues in your design, talk to our engineering team.
HDI PCBs
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From medical implant devices to ITAR regulated boards, we fabricate the most reliable HDI PCBs in the U.S.
Rigid PCBs
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Get an instant quote online and manufacture your boards in as fast as 2 days.
Controlled Impedance
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Eliminate signal distortion. Maintain data integrity and signal clarity with impedance control.
Online PCB Manufacturing
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Instantly quote and order online! Standard technology, rigid PCBs up to 12 layers and 4-mil trace and space
Microelectronics PCBs
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1.25-mil trace and space with laser-drilled holes at 2 mils, that's about as good as it gets.Rigid PCBs
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Get an instant quote online and manufacture your boards in as fast as 2 days.
Turnkey PRO
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The best value for full turnkey PCBs. Manufactured in the USA, fully assembled, and shipped in 5 days.Microelectronics PCBs
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1.25-mil trace and space with laser-drilled holes at 2 mils, that's about as good as it gets.
PCB Assembly
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Fully assembled PCBs that work the first time. Ready to ship in as quick as 24 hours.
PCB Mass Production
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On top of prototyping, we now offer PCB mass production. In 2022, Sierra opened its large-scale fab house in Wisconsin.HDI PCBs
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From medical implant devices to ITAR regulated boards, we fabricate the most reliable HDI PCBs in the U.S.Customers
BHARAT ELECTRONIC
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Certifications
AS91003
ISO 90015
ISO 134855
RoHS4
UL4
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Top 5 customers
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Sierra Electronics, Inc.
🇺🇸 United States
199811-50 peopleManufacturer/Wholesaler/DistributorEstablished brand
OEM manufacturer
Product customization
Industry association member
Shipments
496
Key customer
COMPANIA TELECOLOR
Key market
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Description
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Sierra Conveyor Co., Inc.
🇺🇸 United States
198011-50 peopleManufacturer/Service Company/DistributorEstablished brand
Product customization
Eco-friendly supplier
Key customer
ACSI
Description
Sierra Conveyor Co., Inc., established in 1980 and headquartered in Rocklin, California, is a comprehensive full-line conveyor company and turnkey systems integrator. With over 40 years of industry experience, the company operates as a manufacturer, distributor, and service provider specializing in advanced material handling and automation solutions. Sierra Conveyor serves a diverse range of sectors, including Food & Beverage, Pharmaceutical, Retail & Apparel, E-Commerce, and 3rd Party Logistics, supporting high-profile clients such as Pepsico, Dell, and Hewlett Packard.
The company’s extensive product portfolio includes case, pallet, can, and bottle handling conveyors, as well as specialized systems such as spirals, sanitary conveyors, and robotic palletizing solutions. They offer a wide array of equipment types, including gravity, belt, live roller, and tabletop chain conveyors. Beyond standard equipment, Sierra Conveyor provides custom-engineered components, patented Quickfix Belts™, and on-site manufactured rollers. Their capabilities extend to complex automation, featuring Automated Storage and Retrieval Systems (AS/RS) and integrated sortation systems.
Sierra Conveyor provides end-to-end services from initial concepting and CAD-based engineering to fabrication, installation, and maintenance. They specialize in modifying existing systems, providing replacement parts, and offering expert repair services. As a versatile partner, they distribute products from leading brands like Dorner, Intralox, and Habasit, while also acting as a local distributor for Modular Conveyor Express (MCE). The company maintains a workforce of approximately 11 to 50 employees and generates an annual revenue between $5 million and $9.9 million.
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Side Belt Transfer
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