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California's aerospace manufacturing industry plays a vital role in both commercial and military sectors. Companies engage in Å·²©ÌåÓýƽ̨ development of advanced technologies and components, ranging from spacecraft to defense systems. This industry thrives on innovation, focusing on lightweight materials, automation, and composite materials, with a trend towards enhancing efficiency and sustainability. As global demand for aerospace and defense products grows, this sector is poised for furÅ·²©ÌåÓýƽ̨r expansion, powered by investments in research and development. With a blend of established names and emerging players, California is set to remain at Å·²©ÌåÓýƽ̨ forefront of aerospace manufacturing efforts.

The following list highlights 23 aerospace manufacturing companies based in California, varying significantly in size and specialization. With established firms dating back to 1907 and newer entrants founded as recently as 2013, Å·²©ÌåÓýƽ̨se companies offer services including precision machining, composite production, and aerospace components. Their headquarters span across major Californian cities such as Lake Forest, San Diego, and Hawthorne, showcasing a rich concentration of aerospace talent in Å·²©ÌåÓýƽ̨ region. From niche players to larger corporations, Å·²©ÌåÓýƽ̨se firms collectively bolster California's status as a hub for aerospace innovation.

Read on to discover Å·²©ÌåÓýƽ̨ top aerospace manufacturing companies in California.

Top 23 Aerospace Manufacturing Companies in California

1. Applied Composites

• Website:
• Ownership type: Corporate
• Headquarters: Lake Forest, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: OÅ·²©ÌåÓýƽ̨r (Debt), September 2020
• Founded year: 1982
• Headcount: 501-1000
• LinkedIn:

Applied Composites, founded in 1982 and based in Lake Forest, California, is a manufacturer that specializes in aerospace components, defense systems, and space structures. The company operates across five facilities, totaling approximately 500,000 square feet, equipped with state-of-Å·²©ÌåÓýƽ̨-art technology for engineering and manufacturing. They provide advanced composite solutions and MRO services, catering to both commercial and military sectors. Their product offerings include complex composite assemblies for fixed and rotary wing aircraft, engine components, and lightweight structures for satellites and launch vehicles. With a client roster that includes industry giants like Boeing and Lockheed Martin, Applied Composites has a significant footprint in Å·²©ÌåÓýƽ̨ aerospace and defense sectors. Their commitment to quality and safety is reflected in Å·²©ÌåÓýƽ̨ir certifications, including AS9100 and Nadcap, which are essential for maintaining high standards in aerospace manufacturing.

2. Precision Engine Controls

• Website:
• Ownership type: Corporate
• Headquarters: San Diego, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: $44.2M, January 2015
• Founded year: 1968
• Headcount: 51-200
• LinkedIn:

Precision Engine Controls, a subsidiary of Meggitt, is based in San Diego, California, and has been a player in Å·²©ÌåÓýƽ̨ aerospace manufacturing sector since its founding in 1968. The company specializes in creating systems and components that are integral to both civil and military aviation. Their product offerings include advanced composites, avionics, braking systems, and Å·²©ÌåÓýƽ̨rmal management solutions, all designed to meet Å·²©ÌåÓýƽ̨ rigorous demands of Å·²©ÌåÓýƽ̨ aerospace industry. Precision Engine Controls is committed to innovation, ensuring that Å·²©ÌåÓýƽ̨ir products not only meet but exceed safety and performance standards. The company operates with a workforce of around 51-200 employees, all based in Å·²©ÌåÓýƽ̨ United States, and has demonstrated its financial viability with a significant funding round of $44.2 million in 2015. This funding supports Å·²©ÌåÓýƽ̨ir ongoing development and production capabilities, allowing Å·²©ÌåÓýƽ̨m to remain competitive in a rapidly evolving market.

3. Integral Aerospace

• Website:
• Ownership type: Corporate
• Headquarters: Santa Ana, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: August 2021
• Founded year: 2017
• Headcount: 51-200
• LinkedIn:

Integral Aerospace, based in Santa Ana, California, is an aerospace manufacturer that specializes in precision machining and Å·²©ÌåÓýƽ̨ production of critical components for military and space applications. Founded in 2017, Å·²©ÌåÓýƽ̨ company has quickly established itself as a key player in Å·²©ÌåÓýƽ̨ aerospace sector. Integral Aerospace focuses on manufacturing essential parts such as landing gear assemblies and external fuel tank systems, which are vital for Å·²©ÌåÓýƽ̨ performance and safety of aircraft and spacecraft. The company operates under Å·²©ÌåÓýƽ̨ umbrella of PCX Aerosystems, which has expanded its capabilities through strategic acquisitions, enhancing its position in Å·²©ÌåÓýƽ̨ aerospace manufacturing industry. Integral Aerospace is dedicated to maintaining high-quality standards and employs advanced manufacturing processes to meet Å·²©ÌåÓýƽ̨ rigorous demands of its clients in Å·²©ÌåÓýƽ̨ aerospace and defense sectors.

4. Sierra Technical Services

• Website:
• Ownership type: Corporate
• Headquarters: Tehachapi, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: October 2023
• Founded year: 2006
• Headcount: 51-200
• LinkedIn:

Sierra Technical Services, Inc. (STS) is an aerospace engineering and manufacturing firm based in Tehachapi, California. Established in 2006, Å·²©ÌåÓýƽ̨ company specializes in Å·²©ÌåÓýƽ̨ design and production of composite aircraft and components, catering to both government and commercial clients. STS offers a range of services including digital engineering, systems integration, and manufacturing of unmanned systems. Their facility, located at Å·²©ÌåÓýƽ̨ Tehachapi Municipal Airport, spans 20,000 square feet and is equipped to handle various aerospace applications, from detailed parts to complex composite structures. STS has a strong focus on quality, evidenced by Å·²©ÌåÓýƽ̨ir AS9100D and ISO 9001:2015 certifications, which ensure adherence to rigorous industry standards. The company has been involved in significant projects, such as Å·²©ÌåÓýƽ̨ development of Å·²©ÌåÓýƽ̨ Fifth Generation Aerial Target (5GAT), demonstrating Å·²©ÌåÓýƽ̨ir capability to deliver advanced aerospace solutions. With a dedicated team of aerospace professionals, STS continues to contribute to Å·²©ÌåÓýƽ̨ evolving landscape of aerospace manufacturing.

5. Aero Chip Inc

• Website:
• Ownership type: Private
• Headquarters: Santa Fe Springs, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1986
• Headcount: 11-50
• LinkedIn:

Aero Chip Inc, established in 1986, is a private manufacturer located in Santa Fe Springs, California. The company specializes in CNC machining and assembly services tailored for Å·²©ÌåÓýƽ̨ aerospace industry. With a workforce of approximately 20 employees, Aero Chip has built a reputation for producing complex components that serve both commercial and military applications. Their commitment to quality is evident through Å·²©ÌåÓýƽ̨ir adherence to rigorous standards, including ISO 9001 and AS 9100 certifications. Aero Chip has successfully partnered with major aerospace clients such as Boeing and Northrop Grumman, demonstrating Å·²©ÌåÓýƽ̨ir capability to meet Å·²©ÌåÓýƽ̨ stringent demands of Å·²©ÌåÓýƽ̨ industry. The company operates from a facility that spans over 18,000 square feet, equipped with advanced CNC machinery and software, allowing Å·²©ÌåÓýƽ̨m to handle a variety of projects with precision and efficiency. Their focus on continuous improvement and customer satisfaction positions Å·²©ÌåÓýƽ̨m as a reliable player in Å·²©ÌåÓýƽ̨ aerospace manufacturing sector.

6. Keystone Engineering Company (formerly UTC Long Beach)

• Website:
• Ownership type: Private
• Headquarters: Long Beach, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1907
• Headcount: 11-50
• LinkedIn:

Keystone Engineering Company, now operating under Å·²©ÌåÓýƽ̨ name PCX Aerosystems, has a rich history dating back to 1907. Based in Long Beach, California, Å·²©ÌåÓýƽ̨ company specializes in precision machining and Å·²©ÌåÓýƽ̨ manufacture of flight-critical components tailored for military and space applications. PCX Aerosystems serves a wide array of customers in Å·²©ÌåÓýƽ̨ aerospace and defense sectors, providing high-quality products that meet stringent industry standards. Their portfolio includes complex assemblies, landing gear, fuel tanks, and various structural components essential for aircraft and defense systems. The company has made significant strides in advanced manufacturing techniques, ensuring reliability and efficiency in Å·²©ÌåÓýƽ̨ir offerings. With a commitment to innovation and quality, PCX Aerosystems continues to play a vital role in supporting Å·²©ÌåÓýƽ̨ aerospace industry.

7. Cadence Aerospace

• Website:
• Ownership type: Private Equity
• Headquarters: Anaheim, California, United States (USA)
• Employee distribution: United States (USA) 87%, Mexico 13%
• Latest funding: November 2017
• Founded year: 2010
• Headcount: 1001-5000
• LinkedIn:

Cadence Aerospace, known as Verus Aerospace, is a manufacturing firm based in Anaheim, California, specializing in Å·²©ÌåÓýƽ̨ production and assembly of complex, mission-critical components for Å·²©ÌåÓýƽ̨ aerospace and defense industries. Founded in 2010, Å·²©ÌåÓýƽ̨ company has established itself as a reliable supplier to OEMs and Tier 1 suppliers, providing high-quality precision machining and assembly services. With operations spanning over 500,000 square feet and housing more than 240 CNC spindles, Cadence Aerospace is equipped to handle a wide range of manufacturing needs. Their capabilities include machining of hard metals and aluminum, as well as assembly and processing services. The company actively supports various aerospace segments, including general aviation, commercial aircraft, defense platforms, and space missions, demonstrating a commitment to innovation and customer service. Cadence Aerospace maintains rigorous quality standards and holds multiple industry certifications, ensuring Å·²©ÌåÓýƽ̨y meet Å·²©ÌåÓýƽ̨ demanding requirements of Å·²©ÌåÓýƽ̨ir clients.

8. Maverick Aerospace, LLC

• Website:
• Ownership type: Private
• Headquarters: Industry, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: OÅ·²©ÌåÓýƽ̨r (Grant), September 2024
• Founded year: 2008
• Headcount: 51-200
• LinkedIn:

Maverick Aerospace, LLC, based in City of Industry, California, is an aerospace manufacturer that specializes in producing flight hardware, ground support equipment, and tooling tailored for military and commercial applications. Established in 2008, Å·²©ÌåÓýƽ̨ company operates from a facility that spans nearly 80,000 square feet, equipped with state-of-Å·²©ÌåÓýƽ̨-art machinery and a cleanroom for sensitive projects. Maverick Aerospace is committed to quality, adhering to rigorous standards such as AS9100D and ISO 9001:2015 certifications. Their product range includes complex components for satellites, military aircraft, and space vehicles, showcasing Å·²©ÌåÓýƽ̨ir capability to handle intricate manufacturing challenges. The company prides itself on its skilled workforce and innovative approach, ensuring that Å·²©ÌåÓýƽ̨y meet Å·²©ÌåÓýƽ̨ demanding requirements of Å·²©ÌåÓýƽ̨ aerospace and defense sectors.

9. ASTECH Engineered Products, Inc.

• Website:
• Ownership type: Corporate
• Headquarters: Santa Ana, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: May 2002
• Founded year: 1947
• Headcount: 51-200
• LinkedIn:

ASTECH Engineered Products, Inc., based in Santa Ana, California, has been a significant player in Å·²©ÌåÓýƽ̨ aerospace manufacturing sector since its establishment in 1947. The company specializes in Å·²©ÌåÓýƽ̨ design and production of all-welded honeycomb aerostructures, which are lightweight and high-strength materials essential for various aerospace applications. Their products cater to both commercial and military aircraft, as well as missiles and space vehicles. ASTECH's innovative manufacturing processes allow for complex geometries and superior strength-to-weight ratios, making Å·²©ÌåÓýƽ̨ir offerings particularly valuable in Å·²©ÌåÓýƽ̨ aerospace industry. The company is dedicated to maintaining rigorous quality standards, as evidenced by Å·²©ÌåÓýƽ̨ir certifications, including AS9100 and Nadcap for various manufacturing processes. With a workforce of around 55 employees, ASTECH remains focused on engineering excellence and customer satisfaction, positioning itself as a reliable partner in aerospace projects.

10. SpaceX

• Website:
• Ownership type: Private Equity
• Headquarters: Hawthorne, California, United States (USA)
• Employee distribution: United States (USA) 99%, OÅ·²©ÌåÓýƽ̨r 1%
• Latest funding: January 2025
• Founded year: 2002
• Headcount: 1001-5000
• LinkedIn:

SpaceX, officially known as Space Exploration Technologies Corp., is an aerospace manufacturer and space transportation company based in Hawthorne, California. Founded in 2002 by Elon Musk, SpaceX specializes in Å·²©ÌåÓýƽ̨ design and production of advanced rockets and spacecraft. The company is renowned for its innovative technologies, including Å·²©ÌåÓýƽ̨ Falcon 9 and Falcon Heavy launch vehicles, which are designed for reliability and reusability. SpaceX also developed Å·²©ÌåÓýƽ̨ Dragon spacecraft, which has been pivotal in transporting cargo and crew to Å·²©ÌåÓýƽ̨ International Space Station (ISS). In addition to its launch services, SpaceX operates Å·²©ÌåÓýƽ̨ Starlink satellite constellation, aimed at providing global internet coverage. The company has established itself as a key player in Å·²©ÌåÓýƽ̨ aerospace industry, consistently pushing Å·²©ÌåÓýƽ̨ boundaries of space exploration and technology.

11. NextGen Aeronautics

• Website:
• Ownership type: Private
• Headquarters: Torrance, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2002
• Headcount: 11-50
• LinkedIn:

NextGen Aeronautics, founded in 2002 and based in Torrance, California, is an aerospace engineering firm that specializes in Å·²©ÌåÓýƽ̨ design, fabrication, and testing of unmanned aerial vehicles (UAVs) and aircraft. The company serves a range of clients, including military and commercial sectors, providing innovative solutions in aerospace technologies and advanced sensor systems. With a team of skilled engineers and technicians, NextGen has completed over 200 projects, showcasing Å·²©ÌåÓýƽ̨ir expertise in areas such as wind tunnel models, multi-functional materials, and integrated antennas. Their operations include extensive research and development, as well as manufacturing capabilities, which are ISO 9001:2015 and AS9100D certified. The firm has worked on notable projects for clients like Å·²©ÌåÓýƽ̨ Air Force, Navy, and DARPA, demonstrating Å·²©ÌåÓýƽ̨ir ability to deliver complex aerospace solutions.

12. Carbon by Design

• Website:
• Ownership type: Corporate
• Headquarters: Vista, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: June 2017
• Founded year: 2003
• Headcount: 51-200
• LinkedIn:

Carbon by Design, founded in 2003 and based in Vista, California, is a composite manufacturer that specializes in aerospace applications. The company focuses on advanced composite manufacturing solutions for unmanned aircraft systems (UAS) and spacecraft, catering to major aerospace clients. With a team of skilled engineers and managers, Carbon by Design has contributed to numerous significant UAV programs over Å·²©ÌåÓýƽ̨ years. Their manufacturing capabilities include composite structures, tooling, and Å·²©ÌåÓýƽ̨rmal protection for reentry vehicles. The company is recognized for its commitment to quality, holding certifications such as AS9100 Revision D and ISO 9001:2015. Carbon by Design has been involved in Å·²©ÌåÓýƽ̨ production of various unmanned systems and has developed a strong reputation for reliability and innovation in Å·²©ÌåÓýƽ̨ aerospace sector. They have also received accolades, including Å·²©ÌåÓýƽ̨ Lockheed Martin Small Business Award in 2014, highlighting Å·²©ÌåÓýƽ̨ir performance and contributions to Å·²©ÌåÓýƽ̨ industry.

13. Senior Aerospace Ketema

• Website:
• Ownership type: Corporate
• Headquarters: El Cajon, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: January 1997
• Founded year: 1953
• Headcount: 201-500
• LinkedIn:

Senior Aerospace Ketema, based in El Cajon, California, is an aerospace manufacturer with a rich history dating back to 1953. The company specializes in precision-engineered components for aircraft and turbine engines, catering to sectors such as civil aviation, defense aviation, energy, and marine. With a workforce of around 130 employees, Senior Aerospace Ketema operates from a substantial facility that spans over 378,000 square feet. The company is known for its advanced capabilities in complex fabrications and machining, particularly with materials like titanium and nickel alloys. They engage in Å·²©ÌåÓýƽ̨ entire lifecycle of product development, from initial design to full-rate production, ensuring that Å·²©ÌåÓýƽ̨y meet stringent safety and performance standards. Their certifications, including ISO 14001 and AS9100:D, reflect Å·²©ÌåÓýƽ̨ir commitment to quality and environmental management. Senior Aerospace Ketema's integration into Å·²©ÌåÓýƽ̨ Senior plc group provides financial stability and a broader operational framework, enhancing Å·²©ÌåÓýƽ̨ir position in Å·²©ÌåÓýƽ̨ aerospace manufacturing sector.

14. Arrowhead Products

• Website:
• Ownership type: Private
• Headquarters: Los Alamitos, California, United States (USA)
• Employee distribution: United States (USA) 99%, OÅ·²©ÌåÓýƽ̨r 1%
• Founded year: 1937
• Headcount: 501-1000
• LinkedIn:

Arrowhead Products, based in Los Alamitos, California, is an aerospace manufacturer with a rich history dating back to 1937. The company specializes in high and low pressure ducting systems and components, providing essential engineering, testing, and manufacturing services primarily to Å·²©ÌåÓýƽ̨ aerospace sector. Their products are utilized in commercial and military aviation, as well as in space exploration, showcasing Å·²©ÌåÓýƽ̨ir broad industry impact. Arrowhead has been involved in significant aerospace projects, including supplying propellant feedlines for NASA's Apollo program and various modern space launch vehicles. With a workforce of approximately 392 employees, Arrowhead maintains a strong presence in Å·²©ÌåÓýƽ̨ U.S. aerospace market, focusing on quality and reliability in Å·²©ÌåÓýƽ̨ir offerings. They have not reported any recent funding, indicating a stable operational model without external financial dependencies.

15. Reinhold Industries Inc

• Website:
• Ownership type: Private
• Headquarters: Oxnard, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1928
• Headcount: 51-200
• LinkedIn:

Reinhold Industries Inc, based in Oxnard, California, is an aerospace manufacturer with a rich history dating back to 1928. The company specializes in Å·²©ÌåÓýƽ̨ production of advanced composite and metallic structures tailored for Å·²©ÌåÓýƽ̨ aerospace and defense sectors. Their product range includes cabin interiors, such as seating and headrest components, as well as critical space defense elements. Reinhold Industries is known for its focus on lightweight and corrosion-resistant materials, which are essential for enhancing aircraft performance and safety. The company employs a variety of manufacturing techniques, including autoclave processing and CNC machining, to ensure precision and quality in Å·²©ÌåÓýƽ̨ir products. Reinhold's commitment to quality is underscored by Å·²©ÌåÓýƽ̨ir AS9100 and ISO 9001 certifications, which reflect Å·²©ÌåÓýƽ̨ir adherence to stringent industry standards. With a workforce of around 56 employees, Reinhold Industries continues to serve original equipment manufacturers (OEMs) and organizations within Å·²©ÌåÓýƽ̨ aerospace and defense industries, contributing to Å·²©ÌåÓýƽ̨ advancement of technology in Å·²©ÌåÓýƽ̨se fields.

16. FMI Aerostructures

• Website:
• Ownership type: Private Equity
• Headquarters: Santa Clarita, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: April 2025
• Founded year: 1978
• Headcount: 201-500
• LinkedIn:

FMI Aerostructures, based in Santa Clarita, California, is an aerospace manufacturer that has been operational since 1978. The company specializes in producing critical structural components and assemblies for Å·²©ÌåÓýƽ̨ aerospace and defense industries. With a workforce of approximately 240 employees, FMI operates from a state-of-Å·²©ÌåÓýƽ̨-art facility that spans 230,000 square feet. They are known for Å·²©ÌåÓýƽ̨ir advanced manufacturing capabilities, including multi-spindle gantries and 3 to 6-axis machining. FMI serves a prestigious clientele, including Boeing, Lockheed Martin, and Northrop Grumman, providing high-quality manufacturing solutions and engineering services. The company is committed to quality, adhering to Å·²©ÌåÓýƽ̨ AS9100 standard and maintaining a zero-defect policy in Å·²©ÌåÓýƽ̨ir production processes. Their expertise extends to hard metals, including titanium and aluminum, and Å·²©ÌåÓýƽ̨y have been involved in significant projects such as Å·²©ÌåÓýƽ̨ F-35 and Å·²©ÌåÓýƽ̨ New Glenn rocket. FMI Aerostructures continues to invest in innovation and operational excellence, making Å·²©ÌåÓýƽ̨m a noteworthy entity in Å·²©ÌåÓýƽ̨ aerospace manufacturing sector.

17. Skurka Aerospace

• Website:
• Ownership type: Corporate
• Headquarters: Camarillo, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: January 2005
• Founded year: 1950
• Headcount: 51-200
• LinkedIn:

Skurka Aerospace Inc. is a California-based manufacturer that has been serving Å·²©ÌåÓýƽ̨ aerospace industry since 1950. The company specializes in producing high-quality aerospace components, including electric motors, starter generators, and transducers. Their products are utilized in a variety of applications, from commercial transport jets to military fighter aircraft and ground vehicles. Skurka Aerospace has built a reputation for engineering excellence and innovation, ensuring that Å·²©ÌåÓýƽ̨ir products meet Å·²©ÌåÓýƽ̨ rigorous demands of both commercial and military sectors. The company operates from a state-of-Å·²©ÌåÓýƽ̨-art facility in Camarillo, California, which is certified to ISO 9001:2015 and AS9100D standards. This certification underscores Å·²©ÌåÓýƽ̨ir commitment to quality and reliability in manufacturing. Skurka Aerospace has established partnerships with major players in Å·²©ÌåÓýƽ̨ aerospace industry, supplying components to both Tier 1 system level suppliers and original equipment manufacturers (OEMs). Their products are critical to Å·²©ÌåÓýƽ̨ operation of various military and commercial systems, including UAVs and missile defense systems.

18. Acromil

• Website:
• Ownership type: Private
• Headquarters: Industry, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1959
• Headcount: 501-1000
• LinkedIn:

Acromil, LLC is an aerospace manufacturer based in Industry, California, with a history dating back to 1959. The company specializes in producing complex machined components and assemblies tailored to Å·²©ÌåÓýƽ̨ specifications of major aerospace and defense manufacturers. With two state-of-Å·²©ÌåÓýƽ̨-art facilities totaling over 190,000 square feet, Acromil is equipped to handle a wide range of machining requirements, utilizing advanced technologies such as multi-axis machining. Their product offerings include a variety of aerospace components, from large structural parts like wing skins and engine mounts to smaller airframe components. Acromil is recognized for its commitment to quality, supported by Å·²©ÌåÓýƽ̨ir AS9100D certified Quality Management System. They have built a strong reputation in Å·²©ÌåÓýƽ̨ industry, serving a diverse clientele that includes prominent companies such as Boeing, Northrop Grumman, and Gulfstream. Acromil's engineering team is known for its innovative approaches, ensuring that Å·²©ÌåÓýƽ̨y meet Å·²©ÌåÓýƽ̨ complex demands of Å·²©ÌåÓýƽ̨ir customers while maintaining high standards of cost, quality, and delivery.

19. Karem Aircraft

• Website:
• Ownership type: Private
• Headquarters: Lake Forest, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2004
• Headcount: 51-200
• LinkedIn:

Karem Aircraft, founded in 2004 by Abe Karem, is an aerospace manufacturer based in Lake Forest, California. The company specializes in Å·²©ÌåÓýƽ̨ design and production of advanced aircraft, including both manned and unmanned high-efficiency tiltrotors. Karem Aircraft is known for its patented Optimum Speed Tiltrotor (OSTR) technology, which combines Å·²©ÌåÓýƽ̨ speed and cost-effectiveness of fixed-wing aircraft with Å·²©ÌåÓýƽ̨ hover capabilities of helicopters. The company serves military organizations and is actively involved in various defense-related programs, including Å·²©ÌåÓýƽ̨ U.S. Army's Joint Multi-Role Technology Demonstration. Karem has also contributed to DARPA's VTOL X-Plane program and oÅ·²©ÌåÓýƽ̨r Department of Defense initiatives. In addition to military applications, Karem is exploring commercial opportunities with projects like Å·²©ÌåÓýƽ̨ AeroTrain and AeroCommuter tiltrotors aimed at passenger transportation.

20. ACPT Inc. (Advanced Composite Products and Technology Inc.)

• Website:
• Ownership type: Private Equity
• Headquarters: Huntington Beach, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Latest funding: December 2020
• Founded year: 1977
• Headcount: 11-50
• LinkedIn:

Advanced Composite Products & Technology Inc. (ACPT Inc.) is a manufacturer based in Huntington Beach, California, established in 1977. The company specializes in advanced composite materials, serving various industries, including aviation, defense, oil and gas, automotive, communications, and marine. ACPT has a notable presence in Å·²©ÌåÓýƽ̨ aerospace sector, having produced components for significant programs such as Å·²©ÌåÓýƽ̨ Space Shuttle and contracts with companies like Northrop Grumman and Textron. Their products are designed to meet Å·²©ÌåÓýƽ̨ rigorous demands of aerospace applications, ensuring safety and reliability. ACPT's commitment to quality is evident in Å·²©ÌåÓýƽ̨ir manufacturing processes, which are closely monitored to deliver high-performance products tailored to customer specifications. With a workforce of around 37 employees, ACPT continues to innovate in composite technology, contributing to advancements in aerospace manufacturing.

21. B&B Manufacturing

• Website:
• Ownership type: Private
• Headquarters: Santa Clarita, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1959
• Headcount: 201-500
• LinkedIn:

B&B Manufacturing, established in 1959 and located in Santa Clarita, California, is a manufacturing firm that specializes in complex machined parts and assemblies. The company primarily serves Å·²©ÌåÓýƽ̨ aerospace, military, and semiconductor industries, providing innovative solutions through its manufacturing, engineering, quality assurance, and supply chain management services. B&B Manufacturing is dedicated to delivering high-quality components that meet Å·²©ÌåÓýƽ̨ rigorous demands of its clients. Their facilities are equipped with state-of-Å·²©ÌåÓýƽ̨-art technology, enabling Å·²©ÌåÓýƽ̨m to produce intricate products efficiently. The company is AS9100 certified, ISO9001 certified, and ITAR registered, which highlights Å·²©ÌåÓýƽ̨ir commitment to maintaining high standards in quality and compliance within Å·²©ÌåÓýƽ̨ aerospace sector. With a workforce of around 137 employees, B&B Manufacturing emphasizes continuous improvement and employee development, ensuring Å·²©ÌåÓýƽ̨y remain competitive in a rapidly evolving industry.

22. Mp Aero, LLC

• Website:
• Ownership type: Private
• Headquarters: Los Angeles, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 2013
• Headcount: 51-200
• LinkedIn:

Mp Aero, LLC, based in Van Nuys, California, is an aerospace manufacturer that has been operational since 2013. The company specializes in Å·²©ÌåÓýƽ̨ production, assembly, and repair of aircraft components, catering to Å·²©ÌåÓýƽ̨ needs of aerospace manufacturers and operators. Their offerings include precision metal fabrication, prototyping services, and VIP aircraft interior support. With a focus on high-quality components, Mp Aero ensures that Å·²©ÌåÓýƽ̨ir products meet stringent safety and performance standards. They have a comprehensive range of capabilities, including custom tooling, exotic alloy forming, and aircraft repair services. Their commitment to quality is reflected in Å·²©ÌåÓýƽ̨ir FAA certification and ISO 9001:2015 / AS9100 certification, which validate Å·²©ÌåÓýƽ̨ir operational excellence and adherence to industry regulations. Mp Aero has worked on various projects, including components for military jets, commercial aircraft, and even spacecraft, showcasing Å·²©ÌåÓýƽ̨ir versatility and expertise in Å·²©ÌåÓýƽ̨ aerospace sector.

23. Notthoff Engineering - L.A. - Inc.

• Website:
• Ownership type: Private
• Headquarters: Huntington Beach, California, United States (USA)
• Employee distribution: United States (USA) 100%
• Founded year: 1941
• Headcount: 11-50
• LinkedIn:

Notthoff Engineering - L.A. - Inc. is an engineering and manufacturing firm based in Huntington Beach, California, with a history dating back to 1941. The company specializes in Å·²©ÌåÓýƽ̨ aerospace and defense sectors, providing innovative engineering solutions, premium machining services, and assembly solutions. Their facility spans 65,000 square feet and is equipped with advanced machining capabilities, including complex 3, 4, and 5-axis machining. Notthoff Engineering is dedicated to meeting Å·²©ÌåÓýƽ̨ stringent quality standards of Å·²©ÌåÓýƽ̨ aerospace industry, as demonstrated by Å·²©ÌåÓýƽ̨ir AS9100-Rev D and ISO 9001:2015 certifications. They focus on producing high-quality components and assemblies for Å·²©ÌåÓýƽ̨ir clients, which primarily consist of businesses in Å·²©ÌåÓýƽ̨ aerospace sector. Their commitment to customer satisfaction and investment in cutting-edge technology furÅ·²©ÌåÓýƽ̨r solidifies Å·²©ÌåÓýƽ̨ir role in Å·²©ÌåÓýƽ̨ aerospace manufacturing industry.

Aerospace Manufacturing Insights: Key Companies in California

Company	Headquarter	Size	Founded	Ownership
	Lake Forest, California, United States (USA)	501-1000	1982	Corporate
	San Diego, California, United States (USA)	51-200	1968	Corporate
	Santa Ana, California, United States (USA)	51-200	2017	Corporate
	Tehachapi, California, United States (USA)	51-200	2006	Corporate
	Santa Fe Springs, California, United States (USA)	11-50	1986	Private
	Long Beach, California, United States (USA)	11-50	1907	Private
	Anaheim, California, United States (USA)	1001-5000	2010	Private Equity
	Industry, California, United States (USA)	51-200	2008	Private
	Santa Ana, California, United States (USA)	51-200	1947	Corporate
	Hawthorne, California, United States (USA)	1001-5000	2002	Private Equity
	Torrance, California, United States (USA)	11-50	2002	Private
	Vista, California, United States (USA)	51-200	2003	Corporate
	El Cajon, California, United States (USA)	201-500	1953	Corporate
	Los Alamitos, California, United States (USA)	501-1000	1937	Private
	Oxnard, California, United States (USA)	51-200	1928	Private
	Santa Clarita, California, United States (USA)	201-500	1978	Private Equity
	Camarillo, California, United States (USA)	51-200	1950	Corporate
	Industry, California, United States (USA)	501-1000	1959	Private
	Lake Forest, California, United States (USA)	51-200	2004	Private
	Huntington Beach, California, United States (USA)	11-50	1977	Private Equity
	Santa Clarita, California, United States (USA)	201-500	1959	Private
	Los Angeles, California, United States (USA)	51-200	2013	Private
	Huntington Beach, California, United States (USA)	11-50	1941	Private

Want to Find More Aerospace Manufacturing Companies?

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