Electronic contract manufacturing is an engineering and manufacturing outsourcing service providing a wide range of core manufacturing capabilities to numerous electronic component contract manufacturers with custom needs.
Such electronic component contract manufacturers outsource additional activities, helping OEMs focus on their core competencies and improve operational efficiencies, reducing production costs and capital investment requirements.
The market of electronic component contract manufacturers has been continuously growing in the last few decades regarding its functionalities: engineering, component assembly, and design of printed circuit boards, functional testing, and sub-assembly manufacturing. As a result, consisting of some of the top electronic contract manufacturing companies, the United States has been home to some of the largest contract manufacturers in the world, offering low-cost and outsourced services to the design and production sectors with the utmost quality.

With a tremendous competitive rivalry in the market, the global contract manufacturers sector has resulted in increased competition between the market players. Moreover, top contract manufacturing companies invest in research & development to offer better outsourcing services.
With such high rivalry due to multiple dominant players, American electronic component contract manufacturers aim to increase their product portfolio and expand their market exposure which inevitably helps them improve their operational efficiency and supply chain to gain a competitive edge.
Below are the top nine electronic component contract manufacturers in the global contract manufacturers market in the United States.
Bracalente Manufacturing Co.
Based in Trumbauersville, PA, Bracalente Manufacturing Co. is a third-generation, family-owned, operated machining solutions provider. It offers CNC machining and metal finishing, including milling, turning, swiss turning, and multi-spindle machining for multiple sectors, such as aerospace, industrial, and medical, quickly becoming one of the most successful electronic component contract manufacturers today.
It is a leading manufacturer of two facilities with over 100 employees and 120 machine tools that employ the latest and most innovative technology in process controls, quality systems, supply chain management and precision machining. It is one of the largest contract manufacturers in North America.
Key Tronic
Established in 1969, Key Tronic is one of North America’s largest electronic component contract manufacturers producing the largest precision injection molders. It specializes in PCB assembly, metal fabrication, plastic molding, finishing, and product assembly.
In addition, Key Tronic is a contract manufacturer to some of the world’s leading OEMs, with products ranging from basic consumer devices to complex, high-end commercial and industrial electromechanical products. Its ability to provide a full range of product testing services has further positioned Key Tronic as one of the top contract manufacturing companies in the USA.
HPL Stampings
Based in Lake Zurich, IL, HPL Stampings is one of the largest contract manufacturers in America, specializing in prototype and short-run metal stampings, fabrication, and laser cutting, serving more than 30 industries as one of the high-quality and long-running electronic component contract manufacturers.
Its low–cost tooling methods and recent advances in CNC & laser equipment have enabled HPL Stampings to blend its custom metal stamping expertise with sheet metal fabrication technology. In addition, its emphasis on statistical control of the manufacturing process ensures that parts are made to customer specifications and delivered according to their scheduled needs, enabling HPL Stampings to manufacture and consistently provide the best precision stampings.
Jabil
Headquartered in St. Petersburg, FL, Jabil is one of the top electronic component contract manufacturers, providing and specializing in acoustics, adhesives, additive manufacturing, fluidics, optics, HMIs, environmental technologies, printed electronics, and precision mechanics.
With over 260,000 employees across 100 locations worldwide, Jabil provides a depth of end-market experience, technical and design capabilities, manufacturing, product management expertise, and supply chain insights, positively impacting its local community and the environment.
Leatherwood Manufacturing, Inc.
Established in 1986, Leatherwood Manufacturing, Inc. is a veteran-owned, family-oriented company specializing in metal fabrication, CNC turning, milling, and electromechanical assemblies. As one of the top contract manufacturing companies in America, it serves multiple industries through its headquarters in North Charleston, SC.
Moreover, with its state-of-the-art equipment in fabrication, machining, and assembly shops, Leatherwood Manufacturing, Inc. has obtained an ISO 9000, ISO 9001:2015, and AS9100 Rev D certification, with accreditation through NSF-ISR, earning the right to be named one of the top nine electronic component contract manufacturers in North America.
Fairchild Auto-Mated Parts
Located in Winstead, CT, Fairchild Auto-Mated Parts produces precision parts through CNC screw and swiss machining, milling, turning, and contract assembly for mechanical products.
Having the ability to machine nearly all metals and plastics, Fairchild Auto-Mated Parts crafts precision-machined parts for North American companies, becoming an integral part of the supply chain of global contract manufacturers.
Furthermore, its continuing commitment to quality, delivery, and reliability has continuously won hundreds of customers’ respect and appreciation, positioning itself as one of the top electronic component contract manufacturers worldwide.
DIGICOM Electronics
Based in Oakland, CA, DIGICOM Electronics is one of the top electronic contract manufacturing companies serving multiple industries. DIGICOM Electronics offers advanced electronics manufacturing that fits the needs of larger enterprises while simultaneously providing the benefits necessary to help start-up companies.
Outperforming some of the top electronic component contract manufacturers, Digicom collaborates with you regarding your delivery in all aspects of the manufacturing process, from the design to the final product. Material procurement and management services include planning, purchasing, expediting, and warehousing components and materials. In addition, DIGICOM Electronics has AS9100:2016 (Rev D) aerospace quality, ISO 9001:2015, ISO 13485:2016 medical quality, quality system regulation 21 CFR 820, ITAR, and HUBZone, among numerous other certifications, maintaining its position as one of the top electronic component contract manufacturers.
Sanmina Corporation
Established in 1980, Sanmina is one of the leading North American electronic component contract manufacturers, supplying and offering services such as prototyping, systems manufacturing, design, PCB assembly, SMT, logistics, engineering, and supply chain management.
With strategically located facilities worldwide, Sanmina Corporation provides end-to-end manufacturing solutions, delivering excellent quality and support to OEMs primarily in the communications networks, defense, aerospace, industrial and semiconductor systems, medical, multimedia, computing, storage, automotive and clean technology sectors.
NEO Tech
Based in Chatsworth, CA, NEO Tech serves multiple high-tech industries offering PCBA, interconnect, box build, microelectronics manufacturing, and repair and refurbishing services. NEO Tech, a highly accomplished electronic component contract manufacturer, focuses on high complexity in low to medium-volume, high-mix products in the design and manufacturing field.
With manufacturing and engineering locations in California, Colorado, Illinois, Massachusetts, Nevada, Tennessee, Mexico, and China, NEO Tech holds and maintains industry-specific certifications, including ISO9001, AS9100, ISO13485, ISO/TS16949, and ISO14001, becoming one of the top electronic contract manufacturing companies in North America.