Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Gray Swan | 2026 | Series A | Undisclosed | Pittsburgh |
| Anomaly | 2026 | Venture - Series Unknown | $13.1M | New York |
| Ridge AI | 2026 | Pre-Seed | Undisclosed | Seattle |
| HockeyStack | 2026 | Venture - Series Unknown | $20.0M | Middletown |
| Doss | 2026 | Series B | $55.0M | San Francisco |
| Eclypsium | 2026 | Series C | $25.0M | Portland |
| Axiom | 2026 | Series A | $200.0M | Palo Alto |
| Dropzone AI | 2026 | Corporate Round | Undisclosed | Seattle |
| Fyxer AI | 2025 | Series B | $30.0M | London |
| Vouched | 2025 | Series A | $17.0M | Seattle |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 1 | Gray Swan | Series A | Undisclosed | Pittsburgh, United States |
| 2 | Anomaly | Venture - Series Unknown | $13.1M | New York, United States |
| 3 | Ridge AI | Pre-Seed | Undisclosed | Seattle, United States |
| 4 | HockeyStack | Venture - Series Unknown | $20.0M | Middletown, United States |
| 5 | Doss | Series B | $55.0M | San Francisco, United States |
| 6 | Eclypsium | Series C | $25.0M | Portland, United States |
| 7 | Axiom | Series A | $200.0M | Palo Alto, United States |
| 8 | Dropzone AI | Corporate Round | Undisclosed | Seattle, United States |
| 9 | Fyxer AI | Series B | $30.0M | London, United Kingdom |
| 10 | Vouched | Series A | $17.0M | Seattle, United States |
Gray Swan AI is a cybersecurity company specializing in the safety and security of artificial intelligence systems.
Anomaly is a fintech company that offers a precision payments platform for healthcare services.
Ridge AI develops data infrastructure and artificial intelligence solutions that support data processing, analysis, and model deployment.
HockeyStack is the command center for B2B revenue teams that provides modern attribution, unified buyer journeys, and account insights.
Doss provides an adaptive resource platform (ARP) that integrates core business functions.
Eclypsium offers a platform for supply chain security for IT infrastructure.
Axiom develops artificial intelligence systems designed to solve complex mathematical problems and produce formally verified proofs.
Dropzone AI delivers pre-trained autonomous AI security agents that work alongside human analysts on security operations teams
Fyxer AI is an AI executive assistant startup that organizes inboxes, drafts emails, and creates meeting notes.
Vouched develops patent-pending visual ID verification for regulated and sensitive industries.
Observe offers an observability cloud solution to accelerate the transformation of troubleshooting applications and resolving incidents.
Charta Health is an AI-powered platform that optimizes medical billing and coding workflows.
Impart Security is a complete API security platform designed to enable security and development teams to protect their APIs.
GrowthX built a sophisticated platform that combines content creation tools with flexible AI capabilities.
Nekuda secure payments SDK that enables AI and software agents to autonomously make real online payments on behalf of users or businesses.
Statsig provides tools for A/B testing, feature management, and product analytics to help teams optimize product development.
Recraft is a generative AI design platform that enables designers to create and edit vector art, illustrations, icons, and 3D graphics.
Trek Health builds foundational software that empowers mental health providers.
Ravenna is a Slack and AI native ITSM. Spend less time on support tickets with Ravenna's AI automated knowledge base.
Juno is the all-in-one platform for guest travel and expense.
Anagram offers a platform for human-driven security.
Aizen is an AI-driven biotech company developing Mirror Peptides, a new class of biologic medicines.
Archon is a biotechnology firm that promotes next-generation antibody treatments through AI and computational protein design.
Read AI is a productivity AI company that enhances workflows with meeting analytics, scheduling, and summaries across messages and email.
Madrona has invested in 202 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.
Madrona's top investment sectors include Artificial Intelligence (AI), Software, Information Technology, Health Care, Analytics. The firm invests across 50 different industry categories.
Among tracked funding rounds, Axiom received $200.0M in a Series A round. Madrona's total known invested capital is $5.3B.
Madrona's average investment size is $39.0M across its portfolio of 202 companies.
Recent Madrona portfolio additions include Gray Swan, Anomaly, Ridge AI, HockeyStack, Doss. These companies were founded in 2020 or later.
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