Yoav Andrew Leitersdorf was among the first VCs to focus almost exclusively on very-early-stage Israeli cybersecurity companies selling into the U.S. enterprise market, building a bridge between Israeli technical talent and U.S. customers well before this became a mainstream VC theme. He deliberately runs a small number of portfolio companies per fund so he can be closely involved in product strategy and U.S. market entry, operating more like a co-founder than a traditional financial investor. Yoav Andrew Leitersdorf was among the first VCs to focus almost exclusively on very-early-stage Israeli cybersecurity companies selling into the U.S. enterprise market, building a bridge between Israeli technical talent and U.S. customers well before this became a mainstream VC theme. He deliberately runs a small number of portfolio companies per fund so he can be closely involved in product strategy and U.S. market entry, operating more like a co-founder than a traditional financial investor.