Security companies in California (1,198 found)
QLogic Corporation is a leading provider of data, server, and storage networking infrastructure solutions. QLogic is always at the forefront of networking technology innovation with multi-faceted product portfolio of Fibre CHANNEL, Ethernet, Fibre Channel over Ethernet (FCoE) and iSCSI solutions. The company’s leadership in technology integration, maturity of software stack makes it top choice to address I/O requirements in virtualised world.
Founded in 2010 and headquartered in San Jose, Calif., Qolsys (Quality of Life Systems) is a technology manufacturer developing Android based innovative solutions for the security and home control industry. Qolsys is dedicated to improving the quality of life through innovation and technology by introducing the next generation life safety, security and home control platform.
Qualcomm Technologies provides end-to-end solutions which help users to manage their automated devices. Qualcomm provides smart homes solutions, secure home solutions, health care solutions, IoT security solutions, and more.
Qualys, Inc. is the leading provider of on demand IT security risk and compliance management solutions — delivered as a service. Qualys' Software-as-a-Service solutions are deployed in a matter of hours anywhere in the world, providing customers an immediate and continuous view of their security and compliance postures.
Qualysec is a cybersecurity and compliance firm providing end-to-end security testing and regulatory support. Its services include penetration testing (web, mobile, API, network, cloud), medical device and SaMD security, FDA cybersecurity documentation, risk assessment and threat modeling, secure code review, red teaming, AI security testing, SBOM analysis, and postmarket cybersecurity support.
Quanergy is redefining physical security with real-time 3-D LiDAR solutions. Based in Silicon Valley, Quanergy’s revolutionary integrated LiDAR and perception software solution delivers intelligent proactive awareness for highly dynamic environments like critical infrastructure, smart cities, smart spaces and industrial automation. Quanergy’s mission is to ensure you see beyond current sensing limitations and experience the power of 3-D security
At Queclink Wireless Solutions, they design and manufacture IoT hardware that powers smarter, safer, more connected industries. Since 2009, they’ve delivered 72 million devices to 170+ countries, helping businesses unlock the value of real-time data.
RAD Security is a cloud native security company that empowers engineering and security teams to drive innovation so they can focus on growth versus security problems.
Radiant Insights is a platform for companies looking to meet their market research and business intelligence requirements. We assist and facilitate organizations and individuals procure market research reports, helping them in the decision making process.
Radiant Logic, the identity data experts, helps organisations turn identity data into a strategic asset that drives automated governance, enhanced security, and operational efficiency. RadiantOne Identity Data Platform removes complexity as a roadblock to identity-first strategies by creating an authoritative data source for real-time, context-aware controls.
Radiant Security is an autonomous SecOps platform that automates security operations using machine learning and AI to triage and investigate incidents with consistency, accuracy, and scale only achievable via software. Deployed in minutes via API, Radiant Security provides rapid time to value and immediately reduces analyst workloads by as much as 95%.
Radixweb is a globally trusted tech partner with 25+ years of excellence and a strong presence in the USA. With 4200+ projects across 25+ countries, it helps 3000+ clients align AI-first innovation with business goals. Backed by 650+ experts, Radixweb leads in automation, cloud, data engineering, and modernization. Certified by ISO, SOC 2, Microsoft, and AWS, it drives sustainable digital growth.
RagingWire Data Centers designs, builds and operates mission critical data centers that deliver 100% availability, high-density power, flexible configurations, carrier neutral connectivity and superior customer service. RagingWire provides facility security, access control, monitoring and surveillance.
Rakuten's vast portfolio includes market leaders in e-commerce, marketing, advertising, business intelligence, logistics, communications and entertainment. They believe that focusing on innovation and ethics creates value for consumers and businesses by aligning them together in a shared community.
RAND Corporation is a nonprofit institution that helps improve policy and decision-making through research and analysis. They provide consultancy and specialised services in the field of Infrastructure & Transportation, International Affairs, Law and Business, National Security, Public Safety, Science & Technology, and Terrorism & Homeland Security.
RAS Watch provides a suite of services designed to businesses state-of-the-art tools to protect people, brand and assets so the company can focus on the growth of core business functions. The tools are completely customisable to detect risks unique to business operations. RAS Watch also provides management of access control systems along with intrusion detection and security threat monitoring.
Rasilient is a surveillance solutions provider that builds products for video surveillance. Rasilient is known for its patented technologies and software storage algorithms for general purpose storage products.
Ray Bernard Consulting Services offers security planning, management, oversee and deployment services to a wide range of organisations. They provide technological expertise in the fields of operations center monitoring applications, access control, intrusion detection, network/IP video, analog to network video upgrades, network planning and design, and network security testing.
Reach Systems is the leader in delivering managed services for hosted access control and hosted video. The Reach ACS allows its customers to cost effectively deploy a centrally managed, high security access control system across their enterprise with the option to manage it themselves securely from anywhere in the world or outsource system management to one of its managed services partners.
Real-Time Innovations (RTI) is an Industrial Internet of Things (IIoT) connectivity company that provides the RTI Connext databus software for sharing information in real time. The software finds applications in medical devices, autonomous planes, traffic control, robotics, and defence. RTI is also a vendor of products based on the Object Management Group (OMG) Data Distribution Service (DDS) standard.
RealSense delivers industry-leading depth cameras and vision technology, delivering perception systems for autonomous mobile robots, access control, industrial automation, healthcare and more.
Redrock Biometrics provides palm-based biometric authentication technology that works on any device with camera. It converts the palm image to a unique signature that is, for all practical purposes, impossible to fake so that the user can be accurately authenticated.
Founded in 2002, RedRock has established itself as a leader in low voltage technology integration. They are a low voltage structured cabling contractor providing turnkey solutions to all low voltage needs including; Security Systems, Fire Alarm Systems, CCTV, Wireless DAS systems, Intrusion, Access Control and all other low voltage needs.
RedSeal—through its cloud security solution and professional services —helps government agencies and Global 2000 companies measurably reduce their cyber risk by showing them what’s in all their network environments and where resources are exposed to the internet.
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Upcoming security events in United States of America (USA)
InfoSec World 2026
- 12 - 14 Oct, 2026
- Orlando, United States of America (USA)
TECHSPO Miami 2026
- 14 - 15 Oct, 2026
- Miami, United States of America (USA)
PACK EXPO Chicago 2026
- 18 - 21 Oct, 2026
- ILLINOIS, United States of America (USA)
TECHSPO Jacksonville 2026
- 22 - 23 Oct, 2026
- Jacksonville, United States of America (USA)
TECHSPO Las Vegas 2026
- 4 - 5 Nov, 2026
- Las Vegas, United States of America (USA)
TECHSPO San Diego 2026
- 17 - 18 Nov, 2026
- San Diego, United States of America (USA)
FDIC International 2027
- 12 - 17 Apr, 2027
- indianapolis, United States of America (USA)
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