Carta was just valued at $1.7 billion by Andreessen Horowitz, in a deal some see as rich
8:00am PDT - May 6th, 2019 stock market - TechCrunchCarta, a seven-year-old, San Francisco-based startup, is the newest unicorn in tech. The company, which helps private and public companies, investors, and employees manage their equity and ownership, tells TechCrunch it has raised $300 million in Series E rou…