Title
Partner
Company
Greylock Partners

Josh joined Greylock in 2011 and invests in entrepreneurs building new consumer products and services. His focus includes social networks and platforms, mobile apps, new media, and marketplaces. Josh specializes in designing, building, and scaling consumer products, having been part of multiple companies that have grown to over 100 million users. Before joining Greylock, Josh spent 15 years in product and engineering roles at leading companies in social, commerce, and media. Most recently, Josh was the product lead for growth and relevance at Twitter, growing Twitter's active user base by nearly 10x. Earlier in this career, Josh worked at Facebook and LinkedIn.