In the competitive and constantly evolving industry of aerospace engineering, Pennsylvania is home to a wide range of companies providing cutting edge services. From global leaders in aerospace systems supply, to specialized manufacturers of precision components, these companies stand out by offering tailored solutions to their clients in the aviation and space exploration sectors. The industry continues to innovate trends in technology, manufacturing processes, and safety standards, keeping Pennsylvania at the forefront of the aerospace engineering landscape.


Top 25 aerospace engineering companies in Pennsylvania

1. Triumph

Triumph Group is a global leader in supplying and overhauling aerospace systems and components.


2. Stein Seal Company

  • Website: steinseal.com
  • Headquarters: Kulpsville, Pennsylvania, United States
  • Founded: 1955
  • Headcount: 201-500
  • LinkedIn

Stein Seal is a growing manufacturing company in the aerospace industry. They specialize in the design and production of precision shaft seals and industrial spare replacement kits. With over 65 years of experience, they offer custom sealing solutions for aerospace, marine, and industrial applications.


3. Corry Manufacturing

  • Website: corrymfg.com
  • Headquarters: Corry, Pennsylvania, United States
  • Founded: 1945
  • Headcount: 201-500
  • LinkedIn

Corry Manufacturing Company, established in 1945, specializes in the manufacture of aircraft and gas turbine components. With over 70 years of experience, they offer assemblies that supply air, water, fuel, and oil to the engine. They provide a range of in-house services including tool design, process engineering, and product manufacture, offering a convenient 'one-stop shop' opportunity for their customers.


4. Ametek Pds

  • Website: ametekpds.com
  • Headquarters: Berwyn, Pennsylvania, United States
  • Founded: 1967
  • Headcount: 201-500
  • LinkedIn

AMETEK PDS is a leading supplier of components and systems for power generation, power distribution, actuation, data acquisition, motors, utility controllers, fans, blowers and cockpit instruments to the aerospace and defense industry.


5. Acutec Precision Aerospace Inc.

Acutec Precision Aerospace is a manufacturing company that specializes in CNC machining and precision engineering. They offer a range of services including product development, production capabilities, and quality assurance. With state-of-the-art facilities and a customer-oriented approach, Acutec helps clients achieve lower costs, improved quality, and increased return on investment.


6. Oppenheimer Precision Products

Oppenheimer Precision Products is an ISO9001:2015/AS9100:2016 registered company that specializes in manufacturing illuminated display and control systems for aircraft, maritime, and ground-based applications. They offer custom solutions designed to meet specific customer requirements, including specialized lighting devices for compatibility with night-vision (NVIS) requirements. With a commitment to quality and technical excellence, Oppenheimer strives to provide reliable products on time. Contact them today to see what they can do for you.


7. Leading Edge Composites, Inc.

Leading Edge Composites is a fully integrated design, engineering, and manufacturing firm specializing in the manufacturing of composite parts, aircraft interiors, and aircraft interior cabinetry. With over 25 years of experience, we supply lightweight, state-of-the-art parts for aircraft manufacturers, military research, and other structural applications.


8. Fluid Conditioning Products, INC.

FCP Filters is a commercial aerospace company that specializes in precision filtration products for air, hydraulic fluid, oil, lubricant, fuel, water, and steam applications. With over 60 years of experience, FCP has been providing metal filters that outperform traditional fiberglass filters in aerospace and marine industries.


9. AirGroup America, Inc

AirGroup America Inc. specializes in high quality, high precision replacement parts, serving aerospace, marine, commercial, and military industries.


10. Helicopter Tech, Inc.

Helicopter Tech, Inc. is a provider of helicopter parts, offering an extensive list of FAA-PMA approved parts and supply chain management for military and commercial aircraft.


11. ATI Engineering Services

  • Website: atiesd.com
  • Headquarters: Johnstown, Pennsylvania, United States
  • Headcount: 11-50
  • LinkedIn

ATI ESD is a company that specializes in aircraft modifications to FAA airworthiness standards, and has the only STC for complete NVIS lighting. Their team of experts led by FAA Designated Engineering Representative and Designated Airworthiness Representative, cater to aerospace industry mission providers, the US military, other government agencies, aircraft OEMs, and foreign countries.


12. Navmar Applied Sciences Corporation

  • Website: nasc.com
  • Headquarters: Warminster, Pennsylvania, United States
  • Founded: 1977
  • Headcount: 201-500
  • LinkedIn

NASC is a company offering advanced acoustics, engineering services, and manufacturing solutions. They specialize in the development of systems for anti-submarine warfare and underwater acoustic phenomena detection. With their expertise in system design, they provide innovative and complex solutions to their customers' challenges. NASC prides itself on taking technology from concept to reality, including concept development, prototype design, technology risk assessments, production, and support.


13. Carpenter Electrification

Carpenter Electrification is a provider of soft magnetic alloys and stacks engineered for precision manufacturing to help companies improve their electric vehicles and other equipment's performance


14. Spartronics

  • Website: spartronics.com
  • Headquarters: Williamsport, Pennsylvania, United States
  • Headcount: 1001-5000
  • Latest funding type: Acquired
  • LinkedIn

Spartronics is a leader in complex electronics manufacturing and design services, serving customers in defense, aerospace, space, medical device, instrumentation & control, and life science markets.


15. Sterling Helicopter

Sterling Helicopter is a world-class helicopter service provider that offers maintenance, repair, and service for helicopter fleets. Their FAA certified technicians undergo thorough training to ensure the safety of the aircraft. They also provide engineering services, certification, and modifications. Sterling Helicopter is a Safran certified maintenance center and services various brands. They specialize in helicopter avionics and offer extensive inventory for repairs and maintenance. With partnerships with reputable companies, they provide industry-leading prices and 24/7 AOG support. They also offer pre-buy surveys, global import and export, and life cycle support for STC owners.


16. Laser Technology, Inc

  • Website: laserndt.com
  • Headquarters: Norristown, Pennsylvania, United States
  • Founded: 1978
  • Headcount: 11-50
  • LinkedIn

Laser NDT Solutions for Advanced Materials and Processes


17. Flexible Circuits Inc

Flexible Circuits, Inc. is a leading manufacturer of flexible circuit boards for various industries. With over 50 years of experience, we offer high-quality and reliable solutions that meet strict performance and assembly standards. Our expertise lies in concurrent engineering, allowing us to work closely with clients to develop next-generation technology. We provide a wide range of flexible circuitry options, including single-sided, multi-layered, and rigid-flex boards, all designed to fit in tight or confined spaces. Our commitment to excellence has made us a trusted supplier to the military and aerospace industry.


18. Henderson Constructors Inc.

Henderson is a construction management company that provides a structured process for the planning, development, and execution of construction projects. They offer services in project planning, cost development, schedule development, procurement, and project control. With a focus on cost control, quality control, schedule control, and safety, Henderson ensures that project goals are maintained throughout the project.


19. Spark Technology Center

  • Website: sparktechc.com
  • Headquarters: Perkasie, Pennsylvania, United States
  • Founded: 2019
  • Headcount: 11-50
  • LinkedIn

Spark Technology Center provides a platform for technology start-ups to become established companies, offering access to state-of-the-art manufacturing, engineering, and office space.


20. Near Earth Autonomy

  • Website: nearearth.aero
  • Headquarters: Pittsburgh, Pennsylvania, United States
  • Founded: 2012
  • Headcount: 51-200
  • Latest funding type: Corporate Round
  • LinkedIn

Near Earth Autonomy is a technology company specializing in autonomous flight for commercial and government applications.


21. Durnstein Institute of Technology

  • Website: durnstein.org
  • Headquarters: Warren, Pennsylvania, United States
  • Founded: 1931
  • Headcount: 1001-5000
  • LinkedIn

The Durnstein Center for Science and Medicine (DCSM) is a historical research institute offering a wide range of services to the military, federal entities, and non-governmental organizations. Founded by Albert J. Durnstein in 1930, DCSM has a long-standing history of engineering, IT, medical, and defense excellence, providing education opportunities that are often unmatched anywhere else in the world.


22. DeVal Lifecycle Support

  • Website: devallcs.com
  • Headquarters: Philadelphia, Pennsylvania, United States
  • Founded: 1954
  • Headcount: 51-200
  • LinkedIn

DeVal is a high precision machining company with expertise in carbon steel, alloy, and stainless steel. With over 60 years of experience, they offer short and long-run manufacturing, hydraulic assembly, and mechanical manufacturing services.


23. Ennis Consulting LTD

DeHennis Consulting provides engineering, auditing, and training expertise for metallurgy, materials testing, chemical processing, coatings, fasteners, and quality management systems.


24. Progressive Engineer

Progressive Engineer is a company based out of MILTON, PA, United States.


25. Greene Tweed

  • Website: gtweed.com
  • Headquarters: Lansdale, Pennsylvania, United States
  • Founded: 1863
  • Headcount: 1001-5000
  • LinkedIn

Greene Tweed is a global company specializing in thermoplastic composites, sealing solutions, engineered components, and advanced engineering materials. They offer high-performance products for various industries, including semiconductors, medical, and wear-resistant applications. With manufacturing facilities worldwide, they ensure quality production. Their team of engineers develops innovative solutions for challenging environments, drawing from extensive technical expertise and commercial knowledge. Greene Tweed is committed to reliable operations and optimizing performance for their customers.


Want to find more aerospace engineering companies?


If you want to find more companies that offer a range of aerospace solutions, from system components to precision seals you can do so with Inven. This list was built with Inven and there are hundreds of companies like these globally.


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...and a lot more!