30 Top Companies Doing Big Business in San Diego

Written by Anthony Corbo
Published on Oct. 05, 2021
30 Top Companies Doing Big Business in San Diego
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While many people may associate San Diego with pristine weather and exceptional beaches, the city has also nourished a healthy tech scene through the years that is just as bright as the weekly forecast. A well-rounded collection of talent has given San Diego a cutting-edge mentality, transforming the city into a tech hub professionals will want to keep an eye on for years to come. 

Attention has already descended upon this promising environment, with more than 85,000 businesses making their home in San Diego. Because of this concentration of ideas and resources, the SoCal metropolis now showcases organizations that have spread their presence across various industries and international boundaries. 

The city continues to ascend among the tech ranks, challenging the status of its northern neighbors in Silicon Valley. Here are 30 companies contributing to this momentum and fueling San Diego’s rise as an innovative force.

Top Companies in San Diego To Know

  • Cubic Corporation
  • Pulse Electronics
  • Qualcomm
  • Sanyo
  • Sony
  • Teradata
  • Zovio
  • General Dynamics
  • Intuit
  • Oracle
Blue Yonder Largest Companies San Diego
Blue Yonder

Founded: 1985

Focus: E-commerce + Logistics 

Number of employees: 5,001-10,000

What they do: Tracking products during their journeys through the supply chain comes with its challenges, but Blue Yonder is simplifying the process with its thoughtful technologies. With comprehensive platforms and artificial intelligence, companies can leverage autonomous systems, anticipate potential disruptions, and make proactive decisions to ensure operations remain on schedule.

 

Parker Hannifin Largest Companies San Diego
Parker Hannifin

Founded: 1917

Focus: Aerospace + Hardware 

Number of employees: 10,001+

What they do: Parker Hannifin boasts a well-rounded portfolio, developing the technology to improve controlled movements. Whether a company is focused on aviation or chemical processing, Parker Hannifin has the expertise and materials to construct tailored solutions. Having crafted aerospace cylinders, high-speed motors, and other products, the organization continues to impact a range of industries.

 

lpl financial san diego companies
LPL Financial

Founded: 1989

Focus: Fintech 

Number of employees: 5,001-10,000

What they do: When it comes to planning the next financial stage of their journeys, people can look forward to an innovative and secure approach at LPL Financial. Online tools enable customers to analyze funds, plan for retirement, and restore their peace of mind regarding their financial health. A network of LPL Financial experts serves as another layer of support, giving people the resources and confidence they need to manage their finances and set goals for the future.

 

Rockstar Games Largest Companies San Diego
Rockstar Games

Founded: 1998 

Focus: Gaming 

Number of employees: 1,001-5,000

What they do: Technology and excitement go hand in hand when Rockstar Games harnesses the power of innovative tools for full-fledged entertainment. The company directs its creative energies to build colorful worlds and deliver engaging experiences for gamers across the world. Whether it’s Grand Theft Auto or Red Dead, people can look forward to a first-class product when choosing the Rockstar Games brand.

 

CoStar Group Largest Companies San Diego
CoStar Group

Founded: 1987

Focus: Real Estate 

Number of employees: 1,001-5,000

What they do: While the real estate industry may seem like a complicated landscape to traverse, CoStar Group is changing everything with a transparent and frictionless approach. Customers gain insights into various markets and the latest available listings, thanks to CoStar Group’s numerous brands, including Apartments.com and BizBuySell. Whether someone is looking to sell their property or find their next home, CoStar Group enables them to navigate real estate with ease.

 

ResMed Largest Companies San Diego
ResMed

Founded: 1989

Focus: Healthtech 

Number of employees: 5,001-10,000

What they do: ResMed is making an impact on both sides of the healthcare industry, connecting providers and patients to the technologies they need most. The company delivers advanced tools for those with ventilation and sleep issues, including a smartphone app that helps those with sleep apnea achieve a better night’s rest. In addition, ResMed empowers providers to deliver more efficient and effective care, improving each visit for all those involved. 

 

Oracle Largest Companies San Diego
Oracle

Founded: 1977

Focus: IT Solutions 

Number of employees: 10,001+

What they do: The success of a business is often centered around efficiency, which is why Oracle is offering cutting-edge cloud solutions. With the capabilities of Oracle Cloud, companies can find more effective ways to organize data, secure their most valuable information, and streamline their operations. Running an organization becomes seamless with Oracle’s cloud-focused strategy.

 

Epic Games Largest Companies San Diego
Epic Games

Founded: 1991 

Focus: Gaming 

Number of employees: 5,001-10,000

What they do: Gaming technology is no longer just for play, and Epic Games continues to prove this fact time and again. While the organization has developed renowned games like Fortnite, it also creates cutting-edge products that enhance automobiles, architecture, and digital media. Epic Games blends light-hearted creativity with a professional drive to give companies the tools they need to upgrade their results.

 

Aya Healthcare Largest Companies San Diego
Aya Healthcare

Founded: 2001 

Focus: Healthtech 

Number of employees: 5,001-10,000

What they do: Keeping healthcare facilities running is a difficult task, especially with clinicians and nurses moving from location to location. To reduce job-fill times and fully staff organizations, Aya Healthcare has developed a platform that connects all the moving parts of the healthcare industry. High-quality candidates and hospitals in need of top-notch talent can find the perfect fit through the digital network of Aya Healthcare, ensuring operations continue without a hitch.

 

Magic Leap Largest Companies San Diego
Magic Leap

Founded: 2011

Focus: Virtual Reality 

Number of employees: 1,001-5,000

What they do: As workforces spread across the globe and workspaces head to online platforms, companies require ways to share information and experiences in an instant. Magic Leap is lessening the distances between employees with its virtual reality technology, which allows people to interact with 3D files, share information in real time, and more. No matter how far away team members are located, everyone can stay connected and in the know with the advanced tools of Magic Leap.

 

Intuit Largest Companies San Diego
Intuit

Founded: 1983 

Focus: IT Solutions 

Number of employees: 10,001+

What they do: Intuit is removing the frustrating hurdles many people face and providing a smoother path for those seeking financial stability. With products like Credit Karma and QuickBooks, individuals and small businesses can manage bills, complete taxes, and remain in control of their financial situations. Every detail becomes visible with the comprehensive platforms that Intuit offers. 

 

Dexcom Largest Companies San Diego
Dexcom

Founded: 1999

Focus: Healthtech 

Number of employees: 1,001-5,000

What they do: Those with diabetes need to remain vigilant, so Dexcom has developed the technology to give patients an extra layer of awareness. A convenient sensor system monitors glucose levels throughout the day and night, uploading data to the wearer’s smartphone and alerting them when their levels are too low or high. With the thoughtful innovation of Dexcom, diabetes patients can stay in the know regarding their glucose levels while living their lives to the fullest.

 

Seismic Largest Companies San Diego
Seismic

Founded: 2010

Focus: Machine Learning + Software 

Number of employees: 1,000

What they do: Seismic helps businesses close deals and broaden their customer bases through sales enablement solutions. When sales teams collaborate with Seismic, they gain access to consumer analytics tools, training features, and a platform that keeps all the essentials in one place. Companies can stay on top of customer relationships, thanks to the streamlined technology of Seismic.

 

General Dynamics Largest Companies San Diego
General Dynamics

Founded: 1952 

Focus: Aerospace 

Number of employees: 10,001+

What they do: Keeping air traffic flowing smoothly is the primary concern of General Dynamics, which has left a lasting mark on the aviation industry. Although known for producing high-quality aircraft, the organization also boasts cutting-edge technologies that have enhanced surveillance systems and marine structures. Transportation continues to break through boundaries with the tools of General Dynamics.

 

Illumina largest companies in San Diego
Illumina

Founded: 1998

Focus: Healthtech

Number of employees: 5,001—10,000

What they do: Illumina is a technology manufacturer and research organization working to discover and develop new solutions in the fields of cancer, microbiology, agrigenomics, complex diseases and more. Products from the company include reagents, selection tools, software and analysis tools, offering a multitude of ways to outfit the medical industry with necessary equipment.

 

Related100 Best Places to Work in San Diego

Qualcomm largest companies in San Diego
Qualcomm

Founded: 1985

Focus: Components

Number of employees: 10,001+

What they do: Qualcomm designs and manufactures components and products that allow for better communication across devices. The company’s processors, modem-RF systems and Bluetooth/Wi-Fi technology utilize 5G and AI capabilities to facilitate devices that are faster and smarter and can be found in audio, wearable, smart home, smartphone and additional technology from several manufacturers.

 

Teradata largest companies in San Diego
Teradata

Founded: 1979

Focus: Data

Number of employees: 10,001+

What they do: Teradata offers a unified approach to modern cloud infrastructures. The company partners with organizations to assess data needs and map out a plan for deploying and managing analytics programs that lead to further innovation and a more agile process. Teradata’s suite of products and solutions offer organizations the ability to scale and manage their data however they need it at a given time.

 

Cubic Corporation largest companies in San Diego
Cubic Corporation

Founded: 1951

Focus: Defense + Transportation

Number of employees: 10,001+

What they do: Cubic Corporation designs and manufactures technology solutions that enhance the capabilities of organizations in the defense and transportation industries. From rugged IoT platforms to surface transport management and air combat solutions, Cubic Corporation’s wide range of capabilities allow the company to take a tactical approach to innovating across mediums.

 

Veyo largest companies in San Diego
Veyo

Founded: 2015

Focus: Transportation

Number of employees: 501—1,000

What they do: Veyo is providing a solution for non-emergency medical transport, enabling patients with limited access to vehicles attend crucial appointments. The company’s technology integrates with existing rideshare fleets to make use of driver resources and utilizes GPS tracking and predictive analytics to ensure vehicles arrive exactly when they are promised.

 

Cymer largest companies in San Diego
Cymer

Founded: 1986

Focus: R&D

Number of employees: 5,001—10,000

What they do: Cymer is an independently-run branch of the ASML group with a focus on developing and manufacturing deep-ultraviolet light sources. Utilizing excimer lenses that contain argon fluoride or krypton fluoride gasses to generate light in the deep-ultraviolet spectrum. Cymer applies its capabilities to the development of photolithography devices used to image patterns on silicon wafers.

 

PlayStation Largest Companies San Diego
PlayStation

Founded: 1994 

Focus: Gaming 

Number of employees: 5,001-10,000 

What they do: Delivering high-quality gaming experiences requires the most advanced technology, and PlayStation has delivered on this front since its inception. The company continues to develop a diverse collection of gaming consoles and technologies for dedicated players. In addition, PlayStation has committed to sustainability efforts, taking steps to make their entertaining products more environmentally friendly.

 

EAG Laboratories largest companies in San Diego
EAG Laboratories

Founded: 1978

Focus: Materials

Number of employees: 1,001—5,000

What they do: EAG Laboratories has spent over 40 years pioneering the field of materials testing, offering a range of capabilities for analyzing materials of several types. Services include advanced microscopy, enhanced SIMs, failure analysis, chemical analysis, electronic reliability testing, litigation support and much more, leading to a lower failure rate when manufacturing across industries.

 

Zovio largest companies in San Diego
Zovio

Founded: 2004

Focus: Continuing education

Number of employees: 10,001+

What they do: Zovio partners with institutions to empower employees and employers with technical education that helps to solve skills gaps and increase employee retention. Working with leading professional development providers like Fullstack Academy, Learn@Forbes and Tutor Me, Zovio offers organizations the ability to put debt-free education within reach of its employees.

 

General Atomics largest companies in San Diego
General Atomics

Founded: 1955

Focus: Manufacturing

Number of employees: 5,001—10,000

What they do: General Atomics operates in several areas of focus to provide organizations in the energy, aerospace and defense industries with the equipment and solutions needed to continue pushing their industries forward. Divisions existing under the General Atomics umbrella pioneer research in thermonuclear fusion, provide electro-optical, radar, signal intelligence, and unmanned aircraft systems, as well as developing laser, projectile and power conversion solutions.

 

Inseego largest companies in San Diego
Inseego

Founded: 1996

Focus: IoT + Mobile

Number of employees: 1,001—5,000

What they do: Inseego creates intelligent IoT and mobile solutions that connect fleets, people, devices and assets by delivering visibility, resiliency and secure connectivity. Technology produced by Inseego includes modems, gateways and hotspots with 4G and 5G capabilities, along with enterprise SaaS services that provide complete control over connected devices.

 

Mitchell International largest companies in San Diego
Mitchell International

Founded: 1946 

Focus: P&C

Number of employees: 1,001—5,000

What they do: Mitchell International produces products and software solutions meant to introduce new technology and capabilities to the property and casualty insurance industry, particularly when it comes to automotive claims. A suite of solutions created for managing collision repair shops, physical damage claims and casualty incidents make up the majority of Inseego’s offerings, with claims management solutions for pharmacies also available.

 

Sony largest companies in San Diego
Sony

Founded: 1946

Focus: Consumer electronics

Number of employees: 10,001+

What they do: Sony is a global leader in the production of electronic devices ranging from companion robotics to televisions. Amongst Sony’s most popular products are the PlayStation line of gaming consoles and the Alpha line of mirrorless digital cameras, along with wireless speakers, smartphones and more.

 

Pulse Electronics largest companies in San Diego
Pulse Electronics

Founded: 1947

Focus: Components

Number of employees: 10,001+

What they do: Pulse Electronics works across industries to design and manufacture advanced components that seek to raise the floor of technological capabilities and improve user experience. Products include components to power devices, automotive powering stations, IoT antennas, automotive networking components, wireless consumer antennas and more, furthering the capabilities of organizations of all sizes.

 

Sanyo largest companies in San Diego
Sanyo

Founded: 1950

Focus: Consumer electronics

Number of employees: 10,001+

What they do: Sanyo has been a producer of high-quality consumer devices for over 70 years, focusing today on the production of televisions and Blu-ray/DVD players. Many products from Sanyo include Enhanced Accessibility features to improve the experience of visually or hearing impaired people, with television units available in a multitude of sizes and price points.

 

TIG largest companies in San Diego
TIG

Founded: 1981

Focus: Data

Number of employees: 1,001—5,000

What they do: TIG works with commercial, educational, governmental and international organizations to develop data management solutions tailored to meet specific needs across a variety of cases. Whether a company is looking to install hybrid or native public cloud infrastructure, dive into big data, or upgrade server security, TIG’s line of managed services provides the data tech needed to eliminate time-consuming technology silos.

 

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