Technology Sam Altman is not on YC's board. So why claim to be its chair? By News for today - April 15, 2024 0 7 FacebookTwitterPinterestWhatsApp Sam Altman was a founder in Y Combinator’s very first batch. He was also its president and CEO from 2014 to 2019. But he was never on YC’s board, according to the incubator, despite claiming to be its chairman in SEC filings. Here’s what we found.