Paul McKellar

Paul McKellar is a notable figure in the tech industry, recognized for being part of the founding team at Square, a prominent financial technology and mobile payment company, since its inception in 2009. At Square, he played a crucial role in developing the API and web interface, contributing significantly to the company’s early growth and success. His collaboration with Jack Dorsey, co-founder of Square, began during the company's formative stages, where they focused on creating a user-friendly interface for the iPhone app.124

Before joining Square, McKellar was involved in various tech projects and had a background in electrical engineering. His career took a pivotal turn when he participated in Y Combinator, which provided him with essential connections and opportunities in Silicon Valley. He initially worked on a Facebook app that gained popularity, leading to discussions around payment solutions, which eventually led him to Square.23

After his tenure at Square, McKellar transitioned into investment and advisory roles, including serving as a founder in residence at SV Angel, where he engages with startups and explores investment opportunities.12 His diverse experiences reflect a commitment to fostering innovation within the tech ecosystem.