Pennsylvania is home to a vibrant semiconductor manufacturing sector that specializes in creating a range of essential technologies. Companies here produce everything from high-performance semiconductor devices to critical manufacturing equipment. This region is known for its commitment to innovation in power devices and microelectronic applications. As emerging technologies like 5G and electric vehicles drive demand, these manufacturers are focusing on energy-efficient solutions and advanced material development. Notably, sustainability is becoming a priority in production processes, highlighting a shift towards greener practices in the semiconductor industry as companies respond to regulatory pressures and customer expectations.

This list features 21 semiconductor manufacturing companies located across Pennsylvania. With a mix of sizes, from small teams to larger organizations, these businesses have varying specializations dating as far back as 1919. Locations span well-known areas like Coopersburg and Youngwood, promoting collaborative research and innovation in fields such as microelectronics and advanced material technologies. Each company brings unique products to the table, underlining Pennsylvania's role in the broader semiconductor landscape.

Continue reading to explore the top semiconductor manufacturing companies in Pennsylvania.

Top 21 Semiconductor Manufacturing Companies in Pennsylvania

1. SHELLBACK Semiconductor Technology

• Website: shellbacksemi.com
• Ownership type: Private
• Headquarters: Coopersburg, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 72%, Taiwan 11%, Japan 5%, Other 12%
• Founded year: 1999
• Headcount: 201-500
• LinkedIn: oem-group-inc-

SHELLBACK Semiconductor Technology, founded in 1999 and based in Coopersburg, Pennsylvania, is a private company that manufactures semiconductor equipment. With a workforce of approximately 165 employees, SHELLBACK focuses on delivering advanced capital equipment and services tailored for various markets, including Power Devices, MEMS & Sensors, and Photonics & LED. The company is dedicated to providing high-quality solutions that enhance production efficiency and yield for semiconductor manufacturers. Their product offerings include systems for wet etching, resist stripping, cleaning, and carrier inspection, among others. SHELLBACK's commitment to innovation and customer service is evident in their recent acquisition of the MERCURY+ Batch Spray product line, which enhances their capabilities in high-speed spray batch processing. This strategic move reflects their ongoing efforts to adapt to the evolving needs of the semiconductor industry.

2. OEM Group

• Website: oemgroupinc.com
• Ownership type: Private
• Headquarters: Coopersburg, Pennsylvania, United States (USA)
• Founded year: 1999
• Headcount: 51-200
• LinkedIn: oem-group-inc-

OEM Group, also known as SHELLBACK Semiconductor Technology, was founded in 1999 and is based in Coopersburg, Pennsylvania. The company specializes in semiconductor equipment manufacturing, providing capital equipment and services tailored for various markets such as Power Devices, MEMS & Sensors, and Photonics & LED. SHELLBACK is dedicated to improving production processes for semiconductor manufacturers by offering high-quality equipment and reliable services. Their product lineup includes systems for wet etching, resist stripping, cleaning, and carrier inspection, among others. Recently, SHELLBACK has expanded its capabilities through the acquisition of the MERCURY+ batch spray product line, which enhances their offerings in high-speed processing for semiconductor fabrication. This strategic move indicates their commitment to innovation and responsiveness to market demands.

3. Powerex Inc.

• Website: pwrx.com
• Ownership type: Private
• Headquarters: Youngwood, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 96%, Morocco 4%
• Founded year: 1956
• Headcount: 201-500
• LinkedIn: powerex-semiconductor

Powerex Inc., founded in 1956 and based in Youngwood, Pennsylvania, is a private semiconductor manufacturer that specializes in high power semiconductor solutions. The company offers a range of products including Insulated Gate Bipolar Transistors (IGBTs), High Voltage IGBTs (HVIGBTs), and custom modules. Powerex serves various industries, including military, medical, and electric vehicles, focusing on providing reliable and efficient power solutions for demanding applications. The company operates a manufacturing facility that adheres to ISO 9001 and AS9100D standards, ensuring high-quality production. Powerex is a joint venture between Mitsubishi Electric Corporation and General Electric, which allows them to leverage established supply chains and cutting-edge technology. Their commitment to research and development is evident in their offerings, which include Silicon Carbide technology and custom module solutions tailored to specific customer needs.

4. Filmtronics Inc

• Website: filmtronics.com
• Ownership type: Private
• Headquarters: Butler, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1971
• Headcount: 11-50
• LinkedIn: filmtronics-inc

Filmtronics Inc, founded in 1971 and based in Butler, Pennsylvania, is a private company that specializes in manufacturing advanced processing materials for the semiconductor industry. With a workforce of around 15 employees, Filmtronics has carved out a niche in providing high-purity diffusants and spin-on polymers, which are essential for various semiconductor applications. Their products are utilized in the fabrication of integrated circuits, power devices, and other electronic components. The company prides itself on its commitment to quality, supported by ISO certifications that ensure adherence to rigorous standards. Filmtronics also emphasizes sustainability in its operations, reflecting a modern approach to manufacturing in the semiconductor sector. Their extensive experience and focus on customer-specific solutions highlight their role as a valuable partner in the semiconductor supply chain.

5. Akrion Technologies Inc.

• Website: akriontech.com
• Ownership type: Private
• Headquarters: Allentown, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 86%, Italy 11%, Singapore 3%
• Founded year: 1989
• Headcount: 51-200
• LinkedIn: naura-akrion

Akrion Technologies Inc., based in Allentown, Pennsylvania, is a private company founded in 1989. It specializes in manufacturing semiconductor equipment, particularly focusing on advanced wafer surface preparation solutions. The company offers a variety of cleaning and etching systems designed for microelectronic devices, which are crucial for ensuring high-quality manufacturing processes. Akrion's product lineup includes systems like the SAQUA Single Wafer System and the PINNACLE Carrierless Wet Station, among others. These products are tailored to meet the specific needs of semiconductor manufacturers, addressing challenges such as contamination and defect formation during production. Akrion also emphasizes customer support, providing installation, maintenance, and training services to enhance the operational efficiency of their equipment. With a workforce of around 136 employees and a strong presence in the U.S., Italy, and Singapore, Akrion Technologies continues to play a vital role in the semiconductor industry.

6. iDEAL Semiconductor Devices Inc

• Website: idealsemi.com
• Ownership type: Venture Capital
• Headquarters: Bethlehem, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 91%, Taiwan 9%
• Latest funding: Series C, $40.0M, May 2023
• Founded year: 2017
• Headcount: 51-200
• LinkedIn: ideal-semiconductor

iDEAL Semiconductor Devices Inc, founded in 2017 and based in Bethlehem, Pennsylvania, specializes in the manufacturing of power semiconductor devices. The company has developed a novel technology known as SuperQ, which significantly improves energy efficiency in electronic systems. This technology is designed to reduce power conversion losses by 20-30%, making it attractive to businesses in the electronics sector looking to enhance operational efficiency. iDEAL Semiconductor has a workforce of approximately 44 employees, with a majority based in the United States and a smaller presence in Taiwan. The company recently secured $40 million in Series C funding in May 2023, indicating strong investor confidence in their innovative approach to semiconductor technology. Their focus on sustainability and energy efficiency aligns with global trends towards greener technology, further solidifying their relevance in the semiconductor manufacturing industry.

7. Aavid Thermacore, Inc.

• Website: thermacore.com
• Ownership type: Corporate
• Headquarters: Lancaster, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: October 2016
• Founded year: 1970
• Headcount: 51-200
• LinkedIn: thermacore

Aavid Thermacore, Inc., now part of Boyd Corporation, is a company based in Lancaster, Pennsylvania, with a history dating back to 1970. The firm is recognized for its innovative thermal management solutions and engineered materials, which are essential in various industries, including data centers, eMobility, and medical technology. Aavid Thermacore provides advanced cooling solutions and semiconductor sockets, which are crucial for testing and validating integrated circuits. Their semiconductor sockets facilitate efficient and precise testing, ensuring that semiconductor devices meet performance standards before they are integrated into electronic systems. The company has a strong commitment to enhancing product performance and reliability through its thermal management technologies, which are increasingly important as electronic devices become more compact and power-dense. Aavid Thermacore operates entirely within the United States and has a workforce of approximately 63 employees, reflecting a focused approach to its specialized market.

8. QuantumClean

• Website: quantumclean.com
• Ownership type: Corporate
• Headquarters: Quakertown, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $342.0M, July 2018
• Founded year: 2000
• Headcount: 1001-5000
• LinkedIn: quantumclean

QuantumClean, also known as Ultra Clean Holdings, Inc., is a company based in Quakertown, Pennsylvania, founded in 2000. It operates in the semiconductor and energy industries, providing ultra-high purity cleaning and coating services for semiconductor chamber parts. The company focuses on improving process performance and lowering operational costs for its clients. QuantumClean's services are crucial for semiconductor manufacturers, as they help minimize chamber downtime, reduce maintenance frequency, and extend the life of critical components. Their global operations ensure that they meet the stringent requirements of high-purity applications, and they are recognized for their analytical validation processes, which include providing Certificates of Analysis for cleaned parts. QuantumClean has received substantial funding, with a reported amount of $342 million in July 2018, indicating investor confidence in their business model and growth potential.

9. PR Hoffman Machine Products

• Website: prhoffman.com
• Ownership type: Corporate
• Headquarters: Carlisle, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: July 1997
• Founded year: 1938
• Headcount: 11-50
• LinkedIn: pr-hoffman-machine-products

PR Hoffman Machine Products, based in Carlisle, Pennsylvania, has been a player in the manufacturing sector since 1938. The company specializes in designing and constructing polishing fixtures and carriers tailored for the semiconductor industry. Their product line includes polishing carriers, lapping carriers, and chemically resistant templates, all aimed at enhancing the efficiency and precision of polishing processes. PR Hoffman is particularly noted for its custom solutions that meet the specific needs of high-tech manufacturing environments. Their innovations, such as the patented CXT templates, are designed to withstand harsh conditions and improve the longevity of polishing processes. The company serves a niche market, focusing on the critical aspects of wafer polishing, which is essential for semiconductor fabrication.

10. first level inc.

• Website: firstlevelinc.com
• Ownership type: Family Owned
• Headquarters: York, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2000
• Headcount: 11-50
• LinkedIn: first-level-inc-

First Level Inc., based in York, Pennsylvania, is a family-owned microelectronics packaging company founded in 2000. With a workforce of 11 to 50 employees, the company specializes in contract assembly services tailored for the semiconductor and optoelectronics industries. Their offerings include a range of services such as wire bonding, precision die attach, flip chip assembly, and various testing procedures. Equipped with Class 10,000 ESD protected cleanrooms, First Level Inc. ensures that their assembly processes meet stringent quality standards. The company prides itself on its ability to provide both prototype and production services, leveraging in-house engineering expertise to assist clients in product design and troubleshooting. Their focus on high-quality assembly solutions positions them as a valuable partner for businesses in need of reliable microelectronics packaging.

11. McDanel Advanced Material Technologies

• Website: mcdanelceramics.com
• Ownership type: Private Equity
• Headquarters: Beaver Falls, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: October 2022
• Founded year: 1919
• Headcount: 51-200
• LinkedIn: mcdanel-advanced-ceramic-technologies

McDanel Advanced Material Technologies, founded in 1919 and based in Beaver Falls, Pennsylvania, is a manufacturer specializing in advanced ceramic materials. The company focuses on custom-engineered solutions and high-performance products tailored for various industries, including aerospace, defense, medical, and notably, semiconductor manufacturing. McDanel's expertise lies in producing high-purity materials such as alumina, mullite, sialon, and zirconia, which are crucial for applications requiring exceptional strength, thermal stability, and chemical resistance. Their commitment to quality and collaboration with clients ensures that they meet the stringent demands of mission-critical applications. McDanel's products are integral to the semiconductor sector, where they provide essential components that enhance the performance and reliability of semiconductor devices.

12. OptoTech

• Website: optotech.us
• Ownership type: Private
• Headquarters: Upper Hanover Township, Pennsylvania, United States (USA)
• Founded year: 1996
• Headcount: 11-50
• LinkedIn: optotech-inc-

OptoTech is a private company based in Upper Hanover Township, Pennsylvania, founded in 1996. With a workforce of around 23 employees, the company specializes in optics fabrication technology. They offer innovative solutions like HydroSpeed Polishing Technology and Ultrasonic Hybrid Processing, which are aimed at improving precision optics processing. OptoTech serves a variety of industries, including optical manufacturing and semiconductor, providing machinery and processes for grinding, polishing, and centering optics. Their technologies are particularly beneficial for applications requiring high precision, such as those found in the semiconductor sector, where optics play a crucial role in manufacturing processes.

13. Thermo Electric Company - COTEMP Sensing

• Website: thermo-electric.com
• Ownership type: Private
• Headquarters: West Chester, Pennsylvania, United States (USA)
• Employee distribution: India 51%, United States (USA) 41%, Canada 3%, Other 5%
• Founded year: 1941
• Headcount: 51-200
• LinkedIn: thermo-electric-company

Thermo Electric Company - COTEMP Sensing, established in 1941, is a manufacturer based in West Chester, Pennsylvania, specializing in temperature measurement solutions. The company offers a range of products including thermocouples, resistance temperature detectors, and calibration services. Their solutions are particularly vital in semiconductor processing, where accurate temperature control is crucial for the integrity of manufacturing processes. With a workforce of around 74 employees, Thermo Electric serves a global clientele, with a significant presence in India, the United States, and Canada. Their expertise extends to the design and installation of temperature sensors on various substrates, including silicon wafers, which are integral to semiconductor fabrication. The company prides itself on its engineering innovation and commitment to quality, ensuring that their products meet the rigorous demands of the semiconductor industry.

14. Angstrom Sciences, Inc.

• Website: angstromsciences.com
• Ownership type: Private
• Headquarters: Duquesne, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1988
• Headcount: 11-50
• LinkedIn: angstrom-sciences-inc-

Angstrom Sciences, Inc., founded in 1988 and based in Duquesne, Pennsylvania, is a private manufacturing company that specializes in advanced magnetron sputtering technology. The company designs, engineers, and manufactures a variety of magnetrons and PVD materials, which are vital for industries such as semiconductor manufacturing and optics. Their products facilitate high-quality thin film deposition, a process essential for creating semiconductor devices. Angstrom Sciences has a strong emphasis on research and development, having patented several innovations in magnetron design and construction. Their customer base includes businesses that rely on precise and efficient thin film deposition solutions, underscoring their role in the semiconductor supply chain.

15. Chemcut

• Website: chemcut.net
• Ownership type: Private
• Headquarters: College Township, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1957
• Headcount: 51-200
• LinkedIn: chemcutcorporation

Chemcut Corporation, founded in 1957 and based in College Township, Pennsylvania, is a manufacturer of wet processing equipment. The company focuses on providing solutions for several industries, including printed circuit boards, chemical milling, metal finishing, and notably, semiconductors. Chemcut is known for its high-quality machinery and extensive post-sales support, ensuring that clients can maintain efficient production processes while adhering to industry standards. They offer a range of equipment tailored to specific customer needs, including cleaning, etching, and developing systems. Chemcut's commitment to customization allows them to meet the unique demands of semiconductor manufacturers, making them a relevant player in this sector.

16. Valtech Corporation

• Website: valtechcorp.com
• Ownership type: Private
• Headquarters: Pottstown, Pennsylvania, United States (USA)
• Employee distribution: Malaysia 45%, United States (USA) 45%, Philippines 11%
• Founded year: 1989
• Headcount: 11-50
• LinkedIn: valtech-corporation

Valtech Corporation, founded in 1989 and based in Pottstown, Pennsylvania, is a private specialty chemical manufacturer. With a workforce of around 38 employees, the company has carved out a niche in producing high-performance products for various industries, including semiconductor manufacturing. Valtech's product line includes epoxy adhesives, formulated detergents, and molded polymers, all tailored to enhance manufacturing processes and improve product yields. Their VALTRON® brand is particularly noted for its epoxy adhesives and dicing fluids, which are crucial in semiconductor wafer slicing and cleaning. The company serves a global market, with a significant portion of its operations in Malaysia and the Philippines, and has established a reputation for technical expertise and customer support in high-tech applications.

17. T & D Materials Manufacturing LLC.

• Website: tdmfginc.com
• Ownership type: Private
• Headquarters: Broomall, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2015
• Headcount: 1-10
• LinkedIn: t-%26-d-materials-mfg-llc

T & D Materials Manufacturing LLC, founded in 2015 and based in Clifton Heights, Pennsylvania, is a manufacturer that specializes in refractory metals, including tungsten, molybdenum, tantalum, and niobium. The company caters to industries that require high-performance materials, particularly in semiconductor manufacturing and furnace construction. T & D offers a range of products, such as precision-machined parts and semifinished blanks, ensuring compliance with industry standards like ISO, ASTM, and MIL. Their capabilities include advanced manufacturing techniques such as direct pressing, CNC preforming, and HIP sintering, which help maintain high strength and precision in their products. T & D Materials Manufacturing is committed to sourcing raw materials from conflict-free sources, emphasizing ethical practices in their supply chain. They have established a reputation for quality and reliability, serving customers across five continents.

18. Aries Electronics, Inc.

• Website: arieselec.com
• Ownership type: Private
• Headquarters: Bristol, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1972
• Headcount: 51-200
• LinkedIn: aries-electronics

Aries Electronics, Inc., founded in 1972 and based in Bristol, Pennsylvania, is a private manufacturer of electrical components. The company specializes in producing high-quality electrical sockets, adapters, and cable assemblies, catering primarily to the electronics manufacturing sector. Their product offerings include a variety of integrated circuit (IC) sockets, PCB adapters, and custom engineering services. Aries Electronics is recognized for its Correct-A-Chip technology, which allows for cost-effective solutions in PCB layouts without the need for redesign. The company serves a global clientele, providing essential components that ensure the reliability and performance of electronic devices. With a commitment to quality and customer service, Aries Electronics has established itself as a trusted supplier in the semiconductor industry.

19. Neu Dynamics Corporation

• Website: neudynamics.com
• Ownership type: Private
• Headquarters: Ivyland, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1972
• Headcount: 11-50
• LinkedIn: neu-dynamics-corporation

Neu Dynamics Corporation, based in Ivyland, Pennsylvania, has been a player in the manufacturing sector since its founding in 1972. The company specializes in precision mold making and injection molding services, catering to various industries including semiconductor, medical, automotive, and electronics. Neu Dynamics is particularly noted for its custom tooling and high-quality molds, which are essential for the production of semiconductor components. Their services include electrode manufacturing, contract molding, and rapid tooling prototyping, with a strong emphasis on semiconductor encapsulation and electronic packages. The company operates with a commitment to efficiency and reliability, ensuring that they meet the specific needs of their clients in the semiconductor field. Neu Dynamics is ISO-9000 2015 certified and ITAR compliant, reflecting their adherence to industry standards and regulations.

20. SilcoTek Corporation

• Website: silcotek.com
• Ownership type: Private
• Headquarters: Bellefonte, Pennsylvania, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2009
• Headcount: 51-200
• LinkedIn: silcotek-corporation

SilcoTek Corporation, founded in 2009 and based in Bellefonte, Pennsylvania, is a private company that specializes in coating services using advanced chemical vapor deposition (CVD) technologies. With a workforce of approximately 44 employees, SilcoTek operates from an ISO 9001:2015 certified facility. The company offers a range of high-performance coatings, including SilcoNert®, Silcolloy®, and Dursan®, which are particularly relevant to industries such as semiconductor and life sciences. Their innovative coatings are designed to enhance product durability and performance, addressing critical challenges in material integrity and contamination. SilcoTek holds over 200 patents related to their coating materials and applications, indicating a strong commitment to research and development in the field. Their services are integral to improving the efficiency and effectiveness of semiconductor manufacturing processes, making them a notable entity in this industry.

21. Electronic Fluorocarbons

• Website: efgases.com
• Ownership type: Private
• Headquarters: Hatfield Township, Pennsylvania, United States (USA)
• Founded year: 2003
• Headcount: 11-50
• LinkedIn: electronic-fluorocarbons-llc

Electronic Fluorocarbons (EFC) is a private company based in Hatfield Township, Pennsylvania, founded in 2003. The firm specializes in high purity gases and advanced materials, catering to various industries, including semiconductor manufacturing and aerospace. EFC focuses on providing innovative solutions through their extensive range of specialty gases, halocarbons, and rare gases. They emphasize customer service, ensuring that clients receive tailored support to meet their specific needs. Additionally, EFC offers recovery and recycling services, which are particularly valuable in the semiconductor sector where material purity is paramount. Their research and development capabilities further enhance their ability to adapt to the evolving demands of the semiconductor industry, making them a significant partner for manufacturers requiring high-quality materials.

Semiconductor Manufacturing Insights: Key Companies in Pennsylvania

Company	Headquarter	Size	Founded	Ownership
SHELLBACK Semiconductor Technology	Coopersburg, Pennsylvania, United States (USA)	201-500	1999	Private
OEM Group	Coopersburg, Pennsylvania, United States (USA)	51-200	1999	Private
Powerex Inc.	Youngwood, Pennsylvania, United States (USA)	201-500	1956	Private
Filmtronics Inc	Butler, Pennsylvania, United States (USA)	11-50	1971	Private
Akrion Technologies Inc.	Allentown, Pennsylvania, United States (USA)	51-200	1989	Private
iDEAL Semiconductor Devices Inc	Bethlehem, Pennsylvania, United States (USA)	51-200	2017	Venture Capital
Aavid Thermacore, Inc.	Lancaster, Pennsylvania, United States (USA)	51-200	1970	Corporate
QuantumClean	Quakertown, Pennsylvania, United States (USA)	1001-5000	2000	Corporate
PR Hoffman Machine Products	Carlisle, Pennsylvania, United States (USA)	11-50	1938	Corporate
first level inc.	York, Pennsylvania, United States (USA)	11-50	2000	Family Owned
McDanel Advanced Material Technologies	Beaver Falls, Pennsylvania, United States (USA)	51-200	1919	Private Equity
OptoTech	Upper Hanover Township, Pennsylvania, United States (USA)	11-50	1996	Private
Thermo Electric Company - COTEMP Sensing	West Chester, Pennsylvania, United States (USA)	51-200	1941	Private
Angstrom Sciences, Inc.	Duquesne, Pennsylvania, United States (USA)	11-50	1988	Private
Chemcut	College Township, Pennsylvania, United States (USA)	51-200	1957	Private
Valtech Corporation	Pottstown, Pennsylvania, United States (USA)	11-50	1989	Private
T & D Materials Manufacturing LLC.	Broomall, Pennsylvania, United States (USA)	1-10	2015	Private
Aries Electronics, Inc.	Bristol, Pennsylvania, United States (USA)	51-200	1972	Private
Neu Dynamics Corporation	Ivyland, Pennsylvania, United States (USA)	11-50	1972	Private
SilcoTek Corporation	Bellefonte, Pennsylvania, United States (USA)	51-200	2009	Private
Electronic Fluorocarbons	Hatfield Township, Pennsylvania, United States (USA)	11-50	2003	Private

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