Abstract Ventures

Abstract (Abstract Ventures) is a San Francisco–based, sector-agnostic venture capital firm that invests in seed and early-stage companies, led by founder and General Partner Ramtin Naimi. The firm reports roughly $1.8 billion in assets under management, though some profiles still cite an older $1.5B figure. While its homepage emphasizes seed and early stage, third-party sources also note pre-seed through Series A participation, and its portfolio spans AI, enterprise/SaaS, fintech, consumer, crypto, and biotech, including names such as Rippling and Solana. Investments are concentrated in the United States. Publicly cited check sizes vary widely by source—commonly around $250K–$2M (with a reported sweet spot near $500K), though some sources cite larger checks—and Abstract does not publicly disclose a fixed check size or a current fund vintage. It positions itself as a founder-friendly, network-driven backer known for strong founder relationships and a high seed-to-Series A graduation rate. Best fit: founders building early-stage U.S. technology companies in nearly any sector.