101 Top San Francisco Security Companies and Startups of 2021

June 18, 2021
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This article showcases our top picks for the best San Francisco based Security companies. These startups and companies are taking a variety of approaches to innovating the Security industry, but are all exceptional companies well worth a follow.

We tried to pick companies across the size spectrum from cutting edge startups to established brands.

We selected these startups and companies for exceptional performance in one of these categories:

  • Innovation
    • Innovative ideas
    • Innovative route to market
    • Innovative product
  • Growth
    • Exceptional growth
    • Exceptional growth strategy
  • Management
  • Societal impact

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Top San Francisco Security Startups

Data sourced from Crunchbase and SemRush.

Fastly

Fastly

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Fastly helps digital businesses keep pace with their customer expectations by delivering secure and online experiences.

Sift

Sift

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Sift applies insights from a global network of data to detect fraud and increase positive user experience.

Sift

Cloudflare

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Cloudflare is a web performance and security company that provides online services to protect and accelerate websites online.

Sift

HashiCorp

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HashiCorp is a remote-first company that solves development, security, and operations challenges in infrastructure.

Sift

Vanta

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Vanta is an automated security monitoring platform that helps companies get SOC 2, HIPAA, or ISO 27001 certified quickly.

Sift

Sysdig

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Sysdig is a cloud-native visibility and security company that provides cloud and container security for enterprises and their DevOps teams.

Sift

Arkose Labs

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Arkose Labs provides fraud prevention, anti-spam, and abuse analysis for businesses, companies, and industries.

Sift

[redacted]

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Redacted is a cybersecurity provider that disrupts customer’s adversaries and protect their businesses.

Sift

Privacera

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Privacera is a SaaS-based data security and governance platform that offers data sharing without compromising regulatory compliance.

Sift

Abnormal Security

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Abnormal Security is an email security company that protects enterprises and organizations from targeted email attacks.

Sift

Lookout

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Lookout is a cybersecurity company that predicts and stops mobile attacks before harm is done to an individual or an enterprise.

Sift

UpGuard

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UpGuard is a cyber resilience platform, designed to proactively assess and manage the business risks posed by technology.

Sift

HackerOne

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HackerOne is a powered security platform that connects businesses with penetration testers and cybersecurity researchers.

Sift

Cobalt

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Cobalt is a PTaaS platform that transforms traditional pentesting into a data-driven vulnerability management engine.

Sift

Protocol Labs

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Protocol Labs is a research, development, and deployment lab for network protocols.

Sift

Kenna Security

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Kenna is a SaaS risk and vulnerability intelligence platform that accurately measures risk and prioritizes remediation efforts.

Sift

Very Good Security

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Very Good Security is a fintech & data security enablement platform helping to maximize the value of data without compliance & breach risk.

Sift

OneLogin

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OneLogin is a cloud identity and access management solution that enables enterprises to secure all apps for their users on all devices.

Sift

Zignal Labs

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Zignal analyzes billions of digital stories in real time to help customers discover and manage the narratives that can help or harm them.

Sift

Bugcrowd

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Bugcrowd harnesses the power of a global community of security researchers to surface critical software vulnerabilities.

Sift

TruSTAR

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TruSTAR is a cloud native Intelligence Management platform that transforms and automates data for security operations.

Sift

Coalition

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Coalition operates as a cyber insurance and security company that helps businesses manage and mitigate cyber risks.

Sift

Envoy

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Envoy is transforming modern workplaces, challenging the status quo with innovations that make office life and work more meaningful.

Sift

Kentik

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Kentik is the network observability company.

Sift

OPSWAT

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OPSWAT protects critical infrastructure by enabling the safe transfer of files and devices to and from secure environments.

Sift

Nozomi Networks

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Nozomi Networks offers cybersecurity and operational visibility solutions for industrial control systems or ICS.

Sift

Valimail

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Valimail is an email security company that offers zero-trust, authentication-based solutions for organizations.

Sift

Tigera

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Kubernetes security and observability in minutes. Any Kubernetes distribution, any cloud, any application.

Sift

Ankr

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Ankr is a Web3-native infrastructure platform.

Sift

AppOmni

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AppOmni is a SaaS security management solution that enables security and IT teams to secure applications used by their employees.

Sift

Expanse

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Expanse is an enterprise software company that provides an updated view of all internet-connected assets that belong to an organization.

Sift

Dedrone

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Dedrone develops drone detection technology with automated, software-based aerial intrusion.

Sift

Corelight

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Corelight offers network traffic analysis solutions for cybersecurity.

Sift

DataGrail

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DataGrail is a data privacy startup that helps businesses navigate the growing array of privacy regulations.

Sift

RiskIQ

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RiskIQ provides digital threat management solutions to reduce your attack surface and detect threats across web, mobile, and social channels

Sift

CloudPassage

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CloudPassage offers a server security and compliance platform that works seamlessly across data centers and elastic infrastructure.

Sift

Digital Shadows

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Digital Shadows identifies unwanted exposure, protect against external threats, and minimize digital risk.

Sift

Synapse

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Synapse is a banking platform that enables companies to provide financial products to their customers.

Sift

Horizon3.ai

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With Horizon3.ai, assess the attack surface of your hybrid cloud to find & fix attack vectors before criminals exploit them

Sift

Secureframe

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Secureframe is a provider of security and compliance software services.

Sift

Okera

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Okera provides secure data access at scale so that data teams have the confidence to unlock the power of their data for innovation & growth

Sift

DocSend

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DocSend is a secure document sharing and tracking solution that helps companies share business-critical documents with ease.

Sift

Zimperium

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ZIMPERIUM is a mobile security startup that offers protection for mobile devices against the next generation of advanced mobile attacks.

Sift

Harbor

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Harbor is helping to power the next big wave in capital markets – tokenized securities – by automating regulatory compliance.

Sift

Aleo

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Aleo is building the world’s leading developer platform for enabling absolute privacy on blockchains.

Sift

Panther Labs

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Panther is a cybersecurity startup offering a platform for detecting threats and providing security insights at cloud-scale

Sift

Sosivio

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Sosivio is the only non-intrusive Autonomous Cloud Native platform

Sift

Banyan Security

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Banyan Security provides a zero trust network access platform for hybrid and multi-cloud environments.

Sift

Bridgecrew

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Bridgecrew is a developer of a codified cloud security platform used to help organizations deploy cloud security engineering.

Sift

TerraTrue

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TerraTrue is a privacy platform designed to work with product development.

Sift

Traceable

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Traceable is a startup developing an end-to-end cloud app security solution.

Sift

NuCypher

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NuCypher is a cryptography company that builds privacy-preserving infrastructure and protocols.

Sift

TAC Security

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TAC Security is a global leader in vulnerability management that protects Fortune 500 companies, large enterprises & governments globally.

Sift

Aptible

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Compliance monitoring and automation

Sift

Orchid Labs

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Orchid Labs is an open-source project committed to ending surveillance and censorship on the internet.

Sift

Odaseva

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Odaseva is the leading Enterprise Data Platform for Salesforce offering powerful tools to keep Salesforce data protected

Sift

Meraki

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Meraki provides Cisco-based, cloud-controlled Wi-Fi and routing and security products for distributed wired and wireless networks.

Sift

Quantstamp

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Leaders in Blockchain Security

Sift

Wallarm

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Cloud Native App and API Security products for DevSecOps teams

Sift

Blue Hexagon

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Blue Hexagon offers an on-device machine learning-based malware detection.

Sift

Castle

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Account security and fraud prevention for developers, teams, and enterprises.

Sift

i2Chain

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i2Chain is a SaaS platform that secures information and delivers privacy compliant clouds, folders, and files.

Sift

PSafe Technology

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PSafe develops Internet security software for mobile devices in Latin America.

Sift

Fleetsmith

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Fleetsmith puts Apple device management and security on auto-pilot.

Sift

Persona

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Persona is the first all-in-one identity platform securely built to help you serve the real people of your business.

Sift

Resilience

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Making organizations cyber secure by providing them the tools, guidance, and solutions to insure and secure their data.

Sift

Sym

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Sym is a security workflow platform that solves the intent-to-execution gap between policies and workflows.

Sift

Zeguro

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Zeguro is a cyber insurance startup focusing on helping small businesses mitigate their cyber risks.

Sift

Calypso AI

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Calypso AI provides a platform that allows organizations to accelerate their use of AI technologies.

Sift

Picus Security

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Picus developed a novel and holistic approach to IT security: Continuous Security Validation

Sift

Preempt Security

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Preempt secures all workforce identities everywhere.

Sift

r2c

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r2c operates as a software security startup.

Sift

CoreOS

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CoreOS builds industry-leading infrastructure software to securely run application containers anywhere.

Sift

Enigma

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Enigma shares and analyzes encrypted data.

Sift

Remediant

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Remediant provides enterprises with Privileged Access Management (PAM) software to help them protect their accounts from misuse and abuse.

Sift

Scalarr

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Ant-Fraud Solution that Detects the Mobile Ad Fraud Using Machine Learning

Sift

Bastille Networks Internet Security

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Bastille Networks Internet Security provides threat detection and security for the internet of things.

Sift

Paubox

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Secure email for modern healthcare. Right out of the box. HITRUST CSF certified.

Sift

OpenDNS

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OpenDNS is a provider of Internet security and Domain Name System services for homes and businesses.

Sift

GlobaliD

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Create and manage your own portable, digital identity with globaliD.

Sift

Indeni

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Indeni makes it easy to manage the critical network infrastructure of digital businesses.

Sift

Deepfence Inc

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Kubernetes, Serverless and Virtual Machines, Deepfence protects it all. Pioneering industry’s first Cloud Native DPI technology.

Sift

VISO Trust

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SaaS third party cyber risk management for the modern enterprise

Sift

Ananda Networks

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Ananda Networks is a cloud-managed service that enables organizations to create their own private networks.

Sift

zecOps

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ZecOps is a cybersecurity automation company that finds attackers’ mistakes.

Sift

Prism Skylabs

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Prism is a cloud-based video intelligence platform that transforms video cameras into powerful business tools.

Sift

Paladin Cyber

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Paladin is cybersecurity simplified. Our mission is to make cybersecurity accessible and practical for all companies.

Sift

enSilo

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enSilo protects businesses around the world from data breaches and disruption caused by cyber attacks.

Sift

Umbo Computer Vision

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Umbo CV is an artificial intelligence company developing autonomous video security products for enterprises.

Sift

Opora

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Opora develops cyber threat intelligence technologies.

Sift

Apisec.ai

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Apisec.ai is an enterprise-class API security management platform that delivers instant and continuous API security coverage and compliance

Sift

Rubica

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Advanced cybersecurity for remote workers & mixed-use device environments. Threat detection & prevention built for ease-of-use.

Sift

Nightingale Security

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Nightingale Security is a autonomous drone solution in aerial robotic security.

Sift

Vectrix.io

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Scan your cloud & SaaS apps and detect security issues instantly

Sift

Appthority

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Appthority is the global leader in enterprise mobile threat protection. We keep security teams informed, employees productive and enterpr

Sift

Cerby

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Cerby is a cybersecurity company focused on helping enterprises harness Shadow IT.

Sift

Citus Data

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Citus Data horizontally scales PostgreSQL, taking relational power further for real-time data.

Sift

Averon

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Averon is the developer of the Direct Autonomous Authentication (DAA), the first fully automatic, secure mobile identity standard

Sift

SafeBase

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SafeBase helps B2B SaaS companies close enterprise deals faster by streamlining the security assessment process.

Sift

Insight Engines

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Making machine data accessible to everyone via natural language processing

Sift

Kogniz

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Kogniz is a artificial intelligence security product company.

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