Stack Overflow Employee Directory
Software DevelopmentNew York, United States501-1000 Employees
Stack Overflow is a software development company headquartered at 110 William Street, New York, NY 10038, United States, and employing 501-1000 people. It operates a public platform used by millions of developers and technologists to ask questions, learn, and share technical knowledge, with more than 83 million questions asked and answered. The company also offers an enterprise knowledge ecosystem called Stack Internal, which serves about 20,000 organizations seeking validated expertise to accelerate productivity, reduce enterprise risk, and leverage AI with confidence. In 2026, Stack Overflow expanded Stack Internal with AI-focused features, including the general availability of Ingestion in April 2026, and the introduction of AI Assist and Model Context Protocol earlier in the year. The company’s website is https://stackoverflow.co, and reported revenue is in the range of $1B to $10B.