Long before Silicon Valley became a household name, Allentown was a global hub of electronics innovation. The Western Electric plant on Union Boulevard produced some of the earliest commercial transistors, and the facility later became a key site for Lucent Technologies and Agere Systems. Generations of Lehigh Valley engineers built careers designing and manufacturing semiconductors and optoelectronics.
That heritage continues to shape the region. Today, the Lehigh Valley and surrounding Pennsylvania counties host electronics companies producing lighting controls, medical imaging systems, connectors, sensors, and power components. Here are ten electronics manufacturers that matter most to Allentown businesses and technology professionals.
Allentown's Electronics Legacy
The concentration of semiconductor expertise in Allentown created a deep talent pool that persists through Lehigh University, Lafayette College, and local technical programs. Many engineers who trained at the region's historic plants went on to found or lead companies across the area. This ecosystem of skilled technicians and engineers remains one of the strongest reasons electronics companies continue to invest in eastern Pennsylvania.
Trends Shaping Electronics Manufacturing
Federal investment in domestic semiconductor production, rising demand for connected smart building devices, and the electrification of vehicles are fueling growth. Manufacturers are adopting automation, machine vision inspection, and advanced surface-mount technology to stay competitive. Supply chain resilience has become a board-level priority, and many customers now prefer suppliers with North American production capacity.
Benefits of Sourcing from Regional Manufacturers
Working with electronics manufacturers close to Allentown shortens lead times, simplifies engineering collaboration, and reduces logistics risk. Local partners can participate in design reviews, support rapid prototyping, and respond quickly to engineering changes. Quality documentation and compliance with industry standards are typically easier to verify when suppliers operate within the same region and regulatory environment.
Our Picks: The 10 Best Electronics Manufacturers in Allentown
1. Lutron Electronics
Headquartered in nearby Coopersburg, Lutron Electronics invented the solid-state dimmer and has grown into a global leader in lighting controls and automated shading. Its products are installed in homes, offices, hospitals, and landmark buildings around the world. Lutron remains one of the Lehigh Valley's most admired employers and a symbol of local innovation.
2. Olympus Corporation of the Americas
Based in Center Valley, the Americas headquarters of Olympus supports the company's medical technology business, including endoscopy and surgical imaging systems. Its presence brings advanced engineering, regulatory, and service expertise to the Lehigh Valley and connects the region to cutting-edge medical electronics.
3. Allen Organ Company
Founded in Allentown and based in Macungie, Allen Organ Company pioneered the electronic and digital church organ. The company has built instruments for congregations and concert halls worldwide, combining sophisticated digital sound engineering with handcrafted consoles. It is a proud example of locally rooted electronics manufacturing.
4. Broadcom
Broadcom inherited part of Allentown's semiconductor legacy through acquisitions of companies that traced their roots to the region's historic plants. As a global leader in semiconductors and infrastructure software, its technologies power data centers, networking equipment, and wireless devices that businesses depend on daily.
5. TE Connectivity
TE Connectivity, with major operations in Pennsylvania, designs and manufactures connectors and sensors used in vehicles, industrial machinery, medical devices, and communications networks. Lehigh Valley manufacturers often specify TE components for their reliability in harsh environments.
6. Vishay Intertechnology
Headquartered in Malvern, Pennsylvania, Vishay is one of the world's largest manufacturers of discrete semiconductors and passive components. Its resistors, capacitors, diodes, and MOSFETs are found in nearly every category of electronic device, making it a foundational supplier for electronics designers.
7. AMETEK
AMETEK is a Pennsylvania-based global manufacturer of electronic instruments and electromechanical devices. Its businesses produce analytical instruments, power systems, and precision motion control equipment serving aerospace, energy, and research markets. Its decentralized structure allows specialized units to deliver highly engineered solutions.
8. Phoenix Contact USA
With its United States headquarters in central Pennsylvania, Phoenix Contact manufactures industrial connection technology, automation controls, and surge protection. Its products are widely used in factories, utilities, and infrastructure projects, and its regional training center supports engineers across the state.
9. C&D Technologies
C&D Technologies, based in the Philadelphia region, manufactures batteries and energy storage systems for telecommunications, data centers, and utility applications. Its products provide critical backup power that keeps networks and facilities running during grid disturbances.
10. Ultra Electronics Herley
Operating in Lancaster, Ultra Electronics Herley designs and manufactures microwave and radio frequency components and subsystems for defense and aerospace applications. Its engineering depth reflects Pennsylvania's broader strength in specialized, high-reliability electronics.
How to Choose an Electronics Manufacturer
Evaluate potential partners on technical capabilities, certifications such as ISO 9001 or AS9100, testing processes, and design-for-manufacturing support. Ask about component sourcing strategies and how they manage shortages. For contract manufacturing, request references from customers in your industry and confirm the partner can scale from prototype runs to full production volumes without sacrificing quality.
Final Thoughts
Allentown's role in the electronics revolution is a point of local pride, and the region continues to benefit from that legacy. Whether you need lighting controls, medical imaging, components, or specialized defense electronics, the manufacturers above offer the innovation and reliability that Lehigh Valley businesses expect.