SeatGeek is a ticketing platform headquartered in New York City that enables users to buy and sell tickets tickets for live sports, concerts, and theater events through its website and mobile app.Originally launched as an aggregator of listings on the secondary ticketing market, the company now operates as both a secondary marketplace and a primary ticketing provider for sports teams and live event venues, and has emerged as a competitor to Ticketmaster in selling tickets directly on behalf of teams. From Wikipedia