Investor actively backing innovative startups and growth-stage companies across various industries and funding rounds.
| Company Name | Founded | Funding Stage | Amount | City |
|---|---|---|---|---|
| Session AI | 2022 | Series C | Undisclosed | Milpitas |
| Ledger Investing | 2024 | Undisclosed | Undisclosed | New York |
| Argyle | 2025 | Venture - Series Unknown | Undisclosed | New York |
| Explosion AI | 2021 | Series A | Undisclosed | Berlin |
| RedCircle | 2021 | Series A | Undisclosed | San Francisco |
| Propel Software Solutions | 2021 | Series C | Undisclosed | Santa Clara |
| Join | 2025 | Venture - Series Unknown | Undisclosed | Oakland |
| Syncari | 2025 | Series B | Undisclosed | Newark |
| Saturn Cloud | 2021 | Series A | Undisclosed | New York |
| January AI | 2022 | Venture - Series Unknown | Undisclosed | Menlo Park |
| # | Company | Stage | Amount | Location |
|---|---|---|---|---|
| 1 | Session AI | Series C | Undisclosed | Milpitas, United States |
| 2 | Ledger Investing | Undisclosed | Undisclosed | New York, United States |
| 3 | Argyle | Venture - Series Unknown | Undisclosed | New York, United States |
| 4 | Explosion AI | Series A | Undisclosed | Berlin, Germany |
| 5 | RedCircle | Series A | Undisclosed | San Francisco, United States |
| 6 | Propel Software Solutions | Series C | Undisclosed | Santa Clara, United States |
| 7 | Join | Venture - Series Unknown | Undisclosed | Oakland, United States |
| 8 | Syncari | Series B | Undisclosed | Newark, United States |
| 9 | Saturn Cloud | Series A | Undisclosed | New York, United States |
| 10 | January AI | Venture - Series Unknown | Undisclosed | Menlo Park, United States |
Session AI is a revolutionary in-session marketing platform, made to overcome the fact that 90% of today’s ecommerce sessions are anonymous.
Ledger Investing is an online marketplace powering interactions between investors and insurance carriers.
Argyle is the leading provider of direct-source, consumer-permissioned income, employment, and asset verifications
Explosion is a software company specializing in developer tools for AI, ML, NLP, and data annotation.
RedCircle empowers the podcaster community with powerful tools to support them in their efforts to grow, earn money, and be heard.
Propel helps product teams work smarter, faster and collaborate better with product value management (PVM) software.
Join provides a collaborative software platform for managing preconstruction and design phases of projects.
Syncari: Agentic Master Data Management for unified, reliable data.
Saturn Cloud provides the control plane for GPU clouds with secure, self-service AI infrastructure and orchestration
January AI is a mobile app that combines AI with science to provide personalized health insights and recommendations.
PayZen is a healthcare fintech startup tackling healthcare affordability by using financial technology, AI, and machine learning.
Prophia is an AI powered data and document intelligence platform designed for the commercial real estate industry.
Bubble is a no-code development platform that allows users to create customized web and mobile applications.
Health Note is a clinical platform that helps healthcare practitioners to collect and enter information for patient reconciliation.
Automated legal time-tracking, personalized and powered by AI.
Mandolin delivers precision automation tools for specialty drug processing workflows.
CopilotKit is the full-stack framework for building user interactive agents and copilots. The company behind the AG-UI Protocol.
SuperDial uses voice AI to automate high-volume phone calls across healthcare, reducing admin burden and boosting operational efficiency.
Blank Bio is an applied AI research company developing RNA foundation models that analyze biological sequence data for therapeutic research.
Flock Freight is a freight technology company that provides freight brokerage and transportation services through shared truckload shipping.
Outmarket provides an AI platform that helps insurance brokerages by automating critical workflows and delivering actionable insights.
Fun develops payment infrastructure designed for web3 and digital asset transactions.
Patlytics provides AI-driven patent intelligence solutions to enhance research and efficiency.
Shade develops a private AI-driven file explorer that visually searches and previews terabytes of files.
Wheelhouse helps you manage your short term rentals as professionally and efficiently as major hotels.
SignalFire has invested in 187 companies tracked in our database. The portfolio spans multiple industries and funding stages, from seed-stage startups to late-stage companies.
SignalFire's top investment sectors include Artificial Intelligence (AI), Software, Information Technology, Machine Learning, SaaS. The firm invests across 68 different industry categories.
Among tracked funding rounds, Outmarket AI received $4.7M in a Series A round. SignalFire's total known invested capital is $2.4B.
SignalFire's average investment size is $20.4M across its portfolio of 187 companies.
Recent SignalFire portfolio additions include Session AI, Ledger Investing, Argyle, Explosion AI, RedCircle. These companies were founded in 2020 or later.
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