Sarah Friar is CEO of Nextdoor, the world’s largest private social network for neighborhoods.

Prior to Nextdoor, Sarah served as Chief Financial Officer at Square. Under Sarah’s leadership, the company launched its initial public offering in 2015 and added $30Bn in market cap.

Before her tenure at Square, Sarah served as Senior Vice President of Finance & Strategy at Salesforce. Sarah also held executive roles at Goldman Sachs, as well as leadership positions at McKinsey. She sits on the boards of Walmart, and is currently the Board Vice-Chair of Spark, a non-profit serving at-risk middle school students.

Sarah grew up in Northern Ireland and earned her MEng in Metallurgy, Economics, and Management from the University of Oxford and her MBA from the Stanford University Graduate School of Business, where she graduated as an Arjay Miller scholar. She says of her parents: “As the local nurse, and local mill HR manager, they taught me the power of making communities stronger, one person at a time. ♦