Splunk
Category: AI Infrastructure
Splunk is a unified security and observability platform that indexes, searches, and analyzes machine-generated data to enable digital resilience, now operating as a Cisco subsidiary. Splunk was founded in 2003. The company is led by Gary Steele. Based in San Francisco, California, United States. Team size: 500+. Total funding raised: $40M. Latest round: IPO. Key investors include August Capital, Sevin Rosen, Ignition Partners, JK&B Capital.
- Founded
- 2003
- Headquarters
- San Francisco, California, United States
- Team size
- 500+
- Total funding
- $40M
Value proposition
Unified platform for security (SIEM) and observability at massive scale, ingesting and analyzing machine data from any source to provide real-time visibility, threat detection, and operational intelligence with AI-powered agentic operations.
Products and solutions
Splunk Cloud Platform, Splunk Enterprise, Splunk Enterprise Security (SIEM), Splunk SOAR, Splunk IT Service Intelligence (ITSI), Splunk Observability Cloud, Splunk Machine Data Lake, Splunk AppDynamics, Splunk Federated Search, Splunk AI Toolkit, Splunk MCP Server, Splunkbase
Unique value
Only vendor named a leader in both Gartner Magic Quadrant for SIEM (11-time) and Observability Platforms (3-time); petabyte-scale machine data processing; schema-on-read architecture; now integrated with Cisco's network and security ecosystem for end-to-end digital resilience.
Target customer
Enterprise IT and security teams; SOC analysts; DevOps/SRE teams; large enterprises across financial services, healthcare, government, retail, aerospace, manufacturing, and technology sectors
Industries served
Financial Services, Healthcare, Government/Public Sector, Retail, Technology, Aerospace & Defense, Manufacturing, Energy & Utilities, Communications & Media, Higher Education, Nonprofits, Online Services
Technology advantage
Schema-on-read architecture for flexible machine data analysis; SPL (Search Processing Language) for powerful data queries; 1,100+ patents; petabyte-scale ingestion; AI-powered anomaly detection and agentic operations; Cisco Data Fabric integration; Machine Data Lake on AWS with S3-compatible low-cost storage; Federated Search across Snowflake, Databricks; Time Series Foundation Model on Hugging Face; 2000+ integrations via Splunkbase
How they differentiate
Only platform that unifies security (SIEM) and observability on a single data platform; 11-time Gartner SIEM MQ Leader; schema-on-read eliminates upfront data modeling; massive scale (petabytes) with real-time search; deep Cisco integration post-acquisition (network telemetry, Talos threat intel, AppDynamics); Machine Data Lake for cost-effective AI agent data access
Main competitors
Datadog, Elastic (ELK Stack), Dynatrace, New Relic, Cribl, Grafana Labs, Sumo Logic
Key partnerships
AWS (strategic cloud partner, Machine Data Lake on S3), Google Cloud, Microsoft Azure, Accenture, Deloitte, EY, Booz Allen Hamilton, Intel, NTT, SAP, Tenable
Notable customers
Progressive Insurance, Singapore Airlines, Carrefour, Specsavers, Papa John's, Heineken, McLaren Racing, U.S. Federal Government (FedRAMP authorized)
Major milestones
2003: Founded, 2007: $40M raised from VCs, 2009: Became profitable, 2012: IPO on NASDAQ (SPLK), 2019: FedRAMP authorized, 2022: Gary Steele appointed CEO, 2023: Cisco announces $28B acquisition, 2024: Acquisition completed March 18, 2024: Won Cribl IP infringement case, 2025: Splunk becomes central to Cisco AI/security strategy, 2026: Launches Machine Data Lake on AWS, Cisco Data Fabric
Growth metrics
$3.65B revenue (FY2023); ~8,000-9,200 employees; $28B acquisition by Cisco; $120B in market capitalization protected for customers
Market positioning
Market leader in both SIEM and observability categories; dominant enterprise footprint with $3.65B+ revenue; now a core pillar of Cisco's AI and security strategy; competes as the most comprehensive unified security+observability platform
Geographic focus
Global (HQ in US with strong presence in EMEA, APAC including Korea/Japan)
Patents and IP
1,100+ patents (as of March 2024 acquisition); core IP in machine data indexing, search, schema-on-read analytics, and security event correlation
About Gary Steele
Ex-Proofpoint CEO; Ex-Portal Software; Ex-Sun Microsystems. Over 30 years in enterprise SaaS and cybersecurity. Led Splunk through Cisco acquisition. Left Cisco in 2025 to become CEO of Shield AI.
Official website: https://www.splunk.com