Top Manufacturing Companies in San Diego, CA (90)
Aemi Holdings, LLC is the parent company of Aem, Inc., a manufacturer specializing in passive circuit protection components and electronic devices. The company produces high-reliability fuses and ferrite chips using a thick film technique, catering specifically to the aerospace, defense, and other mission-critical markets to ensure zero-failure performance in orbit and extreme environments.
Zoox is an autonomous mobility company that was founded to provide a safer, cleaner, and more enjoyable future on the road. To achieve that goal, the company has spent the past 10 years creating a purpose-built robotaxi that gives the world a better way to ride.
Zoox's Top Stability & Growth Strengths
Market Expansion: Expansion into ten U.S. cities, new depots in Dallas and Phoenix, and a Scottsdale command center indicate a broadening operational footprint. Public rides in Las Vegas and San Francisco with over one million autonomous miles signal readiness to scale into paid service pending approvals.
Strategic Partnerships: A multi-year integration with Uber starting in Las Vegas in 2026 (and Los Angeles in 2027) expands distribution and rider access. Venue tie-ups in Las Vegas and supplier arrangements support commercialization as the fleet scales.
Investor Backing & Capital Strength: Amazon ownership and a new Bay Area manufacturing facility reflect strong capital support to ramp production and operations. Ongoing hiring and production plans for 2026 underscore resourcing for the transition to paid service.
Core Systems is a global leader in designing and manufacturing rugged military-grade computers and embedded systems for mission-critical applications in defense, aerospace, and industrial sectors. Based in San Diego, California, the company is vertically integrated, offering on-site engineering, metal fabrication, and MIL-SPEC testing to ensure durability and reliability in the most demanding environments, including extreme temperatures, shock, and vibration.
Leading provider of mechanical, electrical, and plumbing (MEP) subcontractor services and support solutions. With a legacy dating back to 1977, we have earned a reputation for excellence in engineering, VDC, manufacturing, wholesale distribution, fabrication, and modular assembly. Our commitment to innovation drives us to understand customer challenges, enabling us to refine solutions and improve project efficiency. We pride ourselves in driving...
Trialfacts was established in 2006 to provide specialised patient recruitment services and effective solutions to the clinical trial industry. Trialfacts combines it’s extensive marketing and advertising expertise with in-depth clinical trial experience to create effective marketing solutions that adhere to GCP and HREC requirements. If you’d like to learn more please visit https://trialfacts.com/participantsguaranteed
Fralock designs, develops and manufactures engineered solutions for High Reliability applications. We serve technically advanced OEM's in the Aerospace, Defense, Electronics, Energy, Industrial, Life Science, Medical, Satellite, and Semiconductor Equipment markets. Fralock manufactures CIRLEX® an all-polyimide sheet material, Adhesiveless Laminates, All-Polyimide Laminates, Flexible & Rigid Flex Circuits, Engineered Technical Ceramics, and Specialty Engineered Laminates AS9100D, ISO13485-2016, ISO9001-2015, ITAR compliant, FDA registered ***CIRLEX®...
L.A. Gauge Company is an ultra-precision machining and optics shop specializing in specialty metal fabrication, particularly with beryllium and other exotic materials. For over 65 years, it has provided reliable and complex mission-critical hardware for the aerospace, defense, and nuclear industries, maintaining stringent machining tolerances and providing planetary optical polishing services from its facility in Sun Valley, California.
City Electric Supply is a family-owned company specializing in the wholesale distribution of electrical supplies and products. The company provides comprehensive service and support to professionals across the residential, commercial, and industrial markets. Headquartered in Dallas, Texas, City Electric Supply focuses on delivering quality electrical components at wholesale prices throughout its extensive network across North America.
City Electric Supply Company's Top Stability & Growth Strengths
Strong Market Position & Advantage: Independent rankings consistently place CES in the U.S. top 10 (e.g., No. 7 in 2025; top-10 in 2026), supported by hundreds of branches and coordinated national capabilities.
Market Expansion: Multiple sources report six consecutive years of North American growth with 36 new branches opened in FY2024–2025 and continued site openings into 2026.
Investor Backing & Capital Strength: A $1.25 billion senior secured ABL facility closed in February 2026 expands liquidity to support product availability and ongoing branch-network investment.
American Woodmark Corporation is one of the largest cabinet manufacturers in the world, offering a family of cabinet brands. With over 7,800 team members and 16 manufacturing facilities, the company focuses on helping customers build beautiful, comfortable spaces that reflect their idea of home. They operate with a core commitment to integrity and partnership, delivering high-quality cabinetry throughout the United...
Vortex Industries, LLC, operating as Vortex Doors, is a specialty contractor providing commercial and industrial door repair, service, and installation. They specialize in various door types, including warehouse, garage, specialty, entrance doors, and services related to glass and glazing.
Markwins Beauty Brands is a global leader in beauty and cosmetics, creating and manufacturing a wide range of beauty products, and is known for its innovation and commitment to diversity in the industry.
General Dynamics Ordnance and Tactical Systems – Canada Inc. (GD-OTS Canada) develops and manufactures ammunition for armed forces and law-enforcement agencies. As a prime contractor and ammunition-systems integrator, it supports Canada’s defence capability through production, technical expertise, research, design, development, product improvement, and testing. Headquartered in Repentigny, Québec, the company produces conventional and training ammunition and serves as Canada’s national...
We founded RoviSys as an independent control system integrator because we felt systems owners wanted those freedoms, to be enabled, not restrained. Since its founding in 1989 as one of the first control systems integrators in North America, RoviSys has evolved to become a leading independent provider of comprehensive process automation solutions and services. With the resources, experience and skills to solve...
WestAir Gases & Equipment, Inc. is a family-owned and operated company that provides industrial gases, specialty gases, welding supplies, and cryogenic equipment. Serving a wide range of sectors including healthcare, manufacturing, agriculture, hospitality, and food & beverage, the company focuses on supporting vital industries with reliable gas products and real-time inventory management solutions. They are committed to a collaborative culture...
EPC Power Corp. develops and manufactures high-power conversion systems, including inverters, for applications such as energy storage, solar, data centers, and microgrids.
Milwaukee Electronics is an American electronics manufacturing services (EMS) provider based in the U.S., Mexico and Asia. Founded in 1954, we have evolved into a one-stop shop for custom electronics design, printed circuit board (PCB) prototyping and assembly as well as project management.
GlobalFoundries (GF) is one of the world’s leading semiconductor manufacturers. GF is redefining innovation and semiconductor manufacturing by developing and delivering feature-rich process technology solutions that provide leadership performance in pervasive high growth markets. GF offers a unique mix of design, development, and fabrication services. With a talented and diverse workforce and an at-scale manufacturing footprint spanning the U.S., Europe...
GlobalFoundries's Top Stability & Growth Strengths
Profitability: Margins improved meaningfully, with non-IFRS gross margin expansion in late 2025 and solid cash generation despite earlier GAAP noise from an impairment.
Investor Backing & Capital Strength: Large multi-year expansion plans are supported by sizable planned public subsidies, including U.S. CHIPS Act support and EU/German backing for the Dresden expansion.
Diversified Revenue Streams: Growth drivers shifted toward communications infrastructure/data center and automotive, with silicon photonics revenue scaling quickly, reducing reliance on weaker smartphone/IoT demand.
American Manufacturing, Serving the World We are driven by precision. Our engineering expertise and precision-machining capabilities serve the medical, aerospace and defense, and industrial markets. We offer a synergy of resources to reduce your manufacturing costs, optimize the performance of your components and products, and cut your supply chain risks. ARCH has multiple state-of-the-art facilities that manufacture high-quality cutting tools, precision-machined components,...
ARCH (archglobalprecision.com)'s Top Stability & Growth Strengths
Strong Market Position & Advantage: ARCH is characterized as a leader within select U.S. niches such as orthopedic/surgical-robotics contract manufacturing and custom/high-mix cutting tools. Industry memberships, audited ISO 13485 credentials, awards placements, and a broad multi-site footprint support positioning as a scaled, trusted supplier.
Investor Backing & Capital Strength: The company is PE-backed (acquired by The Jordan Company in 2019) and continues to execute a buy-and-build program with numerous acquisitions through 2025. Sponsor support and deal cadence indicate access to capital to expand capabilities and footprint.
Market Expansion: ARCH/AMS/ACT have pursued steady market expansion via add-on acquisitions (e.g., gSource, O-D Tool, VR Wesson, Diversified Precision Products, KISS Technologies) and facility investments like the new Rhode Island campus. This activity broadens products, geography, and capacity across its Medical Solutions and Cutting Tools divisions.
Werfen is a growing, family-owned, innovative company founded in 1966 in Barcelona, Spain. We are a worldwide leader in specialized diagnostics in the areas of Hemostasis, Acute Care Diagnostics, Transfusion, Autoimmunity, and Transplant. Through our Original Equipment Manufacturing (OEM) business line, we research, develop, and manufacture customized assays and biomaterials. We operate directly in 30 countries, and in more than 100 territories...
Galderma is the leading company solely dedicated to skin and advancing the future of dermatology. We deliver an innovative, science-based portfolio of sophisticated brands and services across Injectable Aesthetics, Dermatological Skincare and Therapeutic Dermatology. Through trusted partnerships with healthcare professionals, we ensure to meet individual consumer and patient needs with superior outcomes.



































