Dr. Igor Ryabenkiy is an author, entrepreneur and investor. He signed his first angel check in 1998 and founded AltalR Capital in 2005 to support early stage companies across the US, Europe and Israel. With $600 million in AUM, AltaIR Capital has invested in over 400 tech companies across B2B SaaS, Future of Work, FinTech, InsureTech, and Digital Health. Its portfolio includes 10+ unicorns, most of which (Miro, Deel, PandaDoc, OpenWeb, Socure, Turing, Fundamental, etc.) were backed at an early stage. In 2025, AltaIR Capital was ranked among the Top 2.5% venture capital firms in EMEA by Dealroom as part of its Power Law Investor Ranking, which evaluates over 22,000 investors based on portfolio outcomes. Igor Ryabenkiy also founded AltaClub, a global investor community, and AltaLab, a ...