Top 15 SIEM startups

Updated: Jul 05, 2026
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These startups want to disrupt SIEM with AI-driven threat detection, real-time security analytics and automated incident response.
1
Artemis
Country: USA | Funding: $70M
Artemis develops AI-native protection platform powering modern security operations. Unlike traditional SIEMs that weren’t built for AI-driven threats, Artemis dramatically reduces MTTD and MTTR, stopping attacks before they can cause adverse impact. As an AI-native protection layer, Artemis reliably detects and responds to important threats with actionable context, effortlessly.
2
Splunk
Country: USA | Funding: $2.4B
Splunk is a software company that provides operational intelligence software that monitors, reports, and analyzes real-time machine data.
3
Securonix
Country: USA | Funding: $1.1B
Securonix delivers a security analytics and operations management platform for the modern era of big data and advanced cyber threats.
4
Devo
Country: USA | Funding: $481M
Devo is a cybersecurity company that provides cloud-native logging and security analytics for organizations.
5
Rapid7
Country: USA | Funding: $350.5M
Rapid7 is a cybersecurity company that helps organizations detect and respond to security threats effectively.
6
Sumo Logic
Country: USA | Funding: $340M
Sumo Logic develops a cloud-based SIEM system and security analytics based on agent-based AI for automation, threat detection, and investigation. Its Dojo AI platform leverages agent-based AI for security operations. Agents work with human analysts to detect, investigate, and respond to threats in real time. For example, the Mobot agent allows you to communicate with your data in plain language, the dashboard agent automatically explains what triggered the analysis system, and the SOC analytics agent applies complex logic to triage alerts and assess severity. The MCP server makes Dojo AI the center of the entire ecosystem, connecting Sumo Logic agents with your specialized agents, in-house models, and third-party systems and tools.
7
GoSecure
Country: USA | Funding: $141.2M
GoSecure is an information technology company that specializes in cybersecurity, cloud security, and network security.
8
LogRhythm
Country: USA | Funding: $126.3M
LogRhythm is a NextGen SIEM Platform combining advanced security analytics, UEBA, NDR, and SOAR in a single end-to-end solution.
9
Fortinet
Country: USA | Funding: $89M
Fortinet is a provider of network security appliances that include firewalls, security gateways, and complementary products.
10
Graylog
Country: USA | Funding: $71.4M
Graylog is a log management software platform for collecting, indexing, and analyzing log messages in one place.
11
Wazuh
Country: USA
The Open Source Security Platform
12
Logpoint
Country: Denmark | Funding: $40M
Logpoint is a creator of a reliable, innovative cybersecurity operations platform that empowers organizations.
13
Blumira
Country: USA | Funding: $27.9M
Blumira is an end-to-end automated detection & response platform that simplifies and improves security for IT teams.
14
Security Onion
Country: USA
Security Onion Solutions provides a free and open source platform for intrusion detection, network security monitoring, and log management.
15
Gurucul
Country: USA
Gurucul provides Actionable Risk Intelligence™ to detect, prevent, and deter advanced internal and external threats and fraud.
  See also:
Fernando Lopez
Editor: Fernando Lopez
Fernando Lopez is a senior editor for SaaStartups. He joined the company after having previously spent over three years at ReadWriteWeb. Prior to his work as a reporter, Fernando worked in I.T. across a number of industries, including banking, retail and software. Fernando graduated from the University of Buenos Aires (Computer Science). He is more-than-averagely interested in photography and can often be found with a camera slung over his shoulder. He wrote a book about pitching startups to investors. You can contact Fernando at fernandolopez(at)saastartups(dot)com