SignalFire is a San Francisco-based venture capital firm founded in 2013 that operates as a technology company built. See sector focus and contact routes.
SignalFire is a San Francisco-based venture capital firm founded in 2013 that operates as a technology company built to support founders, integrating proprietary data science and artificial intelligence into its investment process. The firm’s investment thesis focuses on applied AI startups with defensible business models and data moats, deliberately avoiding AI foundation model builders, while targeting sectors including healthcare, cybersecurity, enterprise SaaS, consumer products, and developer tools across pre-seed to Series B stages. Typical check sizes range from $1 million to $100 million, with the firm capable of deploying up to $100 million at the seed stage into breakout companies, often acting as a lead investor. Notable portfolio companies include Rippling, a finance automation platform; Pilot, an AI-powered accounting firm; and Deel, a global payroll and compliance platform, though specific portfolio names beyond these require further verification for full attribution. SignalFire distinguishes itself through its Beacon AI platform, which tracks 650 million employees and 80 million organizations to provide portfolio companies with actionable ins
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