Abstract Ventures

Abstract Ventures is a San Francisco–based, sector-agnostic early-stage venture capital firm that sources and invests in pre-seed through Series A/B startups. The firm provides capital and hands-on support to founders, connecting portfolio companies to a broad network of investors, operators, and industry experts, and helps with strategic introductions, recruiting, and company-building resources. Abstract focuses on technology-driven companies across areas including biotech, blockchain/crypto, AI, and software infrastructure while operating founder-friendly, network-driven investment practices.