Top San Diego, CA Cybersecurity Companies (28)

CSC is a global leader in providing business, legal, tax, and digital brand services to companies around the world. With more than 8,000 employees, CSC operates in more than 140 jurisdictions, delivering solutions that help businesses thrive. We pride ourselves on our client-focused approach, market-leading expertise, and unmatched global reach.

Build what’s next — with tech that matters PwC provides professional services across Audit and Assurance, Advisory and Tax — powered by a global network of over 370,000 people in 149 countries. You may know us for our business expertise, but technology is core to how we help clients move faster, build trust and deliver meaningful outcomes. As a technologist, you’ll work...

Improving the future and protecting lives is an ambitious mission, but it’s what we do. As a leading aerospace, defense, and security company, we work together to deliver a full range of products and services for air, land, space, and naval forces, as well as advanced electronics, security, information technology solutions and customer support services. How we work is rooted...

We protect and secure our customer’s rapidly evolving digital world by providing a Data-First SASE solution. Forcepoint is the people-centric cybersecurity company that understands behavior and adapts security response and enforcement to risk. The Forcepoint ONE Platform simplifies security for companies around the world. We live by our values of being customer-centric, simplicity-focused, innovative, trustworthy and ethical, and people-centric.

Trust, Automated. Drata automates your compliance journey from start to audit-read and beyond and provides support from the security and compliance experts who built it. The company is backed by ICONIQ Growth, Alkeon Capital, Salesforce Ventures, GGV Capital, Cowboy Ventures, Leaders Fund, Okta Ventures, SVCI, SV Angel, and many key industry leaders.

Cubic Corporation (Cubic) is an international provider of systems and solutions that address the mass transit and global defense markets.

Proficio is a world-class Managed Security Service Provider (MSSP) providing managed detection and response solutions, 24×7 security monitoring and advanced data breach prevention services to organizations globally. Our rapid growth is being fueled by the rise in cloud-based services, the acceptance of the Software-as-a-Service (SaaS) model, and the increasing number of cyber security attacks on businesses, hospitals and government. We...

Halcyon is a cybersecurity company building products that stop ransomware from impacting enterprise customers. Halcyon's core platform offers layered ransomware protection that combines pre-execution detection, behavioral modeling, deception techniques and, if all else fails, resiliency, recovery and isolation of impacted nodes. To learn more and get a demo, contact us today.

G2 Ops is a preferred provider of analytical and innovative solutions in the following areas: - Model-Based Systems Engineering - Cybersecurity Requirements, Analysis, and Threat Assessment - Cybersecurity Consulting Strategic vision: G2 Ops helps companies stay ahead of cyber crime and IT threats by identifying and measuring weaknesses before incidents occur, then providing remediation priorities based on individual business and financial risk thresholds.

California-based organizations hire Endsight to ensure that their technology systems operate effectively and align with their business goals. They rely on our award-winning helpdesk support, secure environment, and strategic guidance to thrive. From the help desk specialists to technical account managers, and project managers, Endsight's team collaborates to provide comprehensive IT support to small and mid-sized businesses. In the realm...

We are a close-knit community of big thinkers collaborating to keep the world safe. Our passion, creativity and expertise bring next-level technology solutions to life in autonomous systems, cyber, C4ISR, strike, space, and logistics and modernization for our customers around the globe. On the Northrop Grumman team, you’ll join our pursuit of excellence immersed in a dynamic culture of innovation...

Parsons is a digitally enabled solutions provider with a focus on making the world safer, smarter, healthier, more sustainable, and more connected. Founded in 1944, Parsons primarily serves the defense, security, and infrastructure markets. Uniquely qualified to deliver cyber/converged security, technology-based intellectual property, and other innovative services, the corporation delivers state-of-the-art solutions to federal, regional, and local government agencies as...

PolySwarm is a crowdsourced threat intelligence marketplace that provides a more effective way to detect, analyze and respond to the latest threats, the ones more likely to go undetected by existing solutions. We are a launchpad for new technologies and innovative threat detection methods, where commercial solutions and specialized engines compete to detect threats and get compensated based on performance PolySwarm...

DeepSeas provides cybersecurity services, including managed detection, response, and threat intelligence, to help clients manage business risks posed by cyber threats and stay cyber resilient.

Headquartered in San Diego, California, SOLUTE is a Service-Disabled, Veteran-Owned Small Business with a presence in many major military areas. SOLUTE is a recognized industry leader in providing Program Management, Software Engineering, Systems Engineering, Cloud Architecture, DevSecOps, Business Process Engineering, CyberSecurity / Information Assurance, and other Consulting Services to the U.S. government and prime government contractors. In addition, SOLUTE is...

Kastech Software Solutions Group, based in Houston of Texas, United States of America, is a pioneer in offering various software services with special reference to ERP and Oracle’s PeopleSoft. Incorporated in 2007 by Mr. Suresh Katamreddy and Mr. Sri Patibandla—Kastech today has over 450+ employees working in the US, India, UAE, Colombia, and Puerto Rico offices. We have had rich experience...

For more than 40 years, GDBA has developed pioneering strategies and resources for protecting public figures, government agencies, enterprises, and others facing substantial safety and privacy challenges. GDBA employs full-time protectors, analysts, advisors, investigators, and instructors in more than 40 field offices, supporting clients in all regions of the U.S. and around the world.

VectorUSA, one of Southern California’s premier technology companies, designs, builds and maintains data, voice, and video networks. With 30 years of experience and more than 300 employees, we work closely with our technical partners to provide customized solutions for public & private K12 & higher ed schools, ports & terminals, hospitals, & more.

SpotLink is a technology solutions firm providing managed IT services, cybersecurity, and compliance support for small to mid-sized businesses. With over 25 years of experience, we deliver comprehensive services designed to improve operational efficiency, enhance security, and support long-term growth. Our core offerings include proactive managed IT services that keep systems up-to-date and secure. We also provide advanced cybersecurity solutions such...

SAIC is a premier Fortune 500® technology integrator driving our nation's digital transformation. Our robust portfolio of offerings across the defense, space, civilian, and intelligence markets includes secure high-end solutions in engineering, IT modernization, and mission solutions. Using our expertise and understanding of existing and emerging technologies, we integrate the best components from our own portfolio and our partner ecosystem...