Living Maps: Bay Area tech since 1960s

This interactive map documents Bay Area technology company locations and employment from the 1960s to 2026, tracking employers with more than 1,000 worldwide employees across different years. The research provides a historical record of tech industry presence in the region, allowing users to explore company headquarters, branches, offices, and research facilities by year and industry sector. The data is sourced from various records and can be filtered by company scope, industry type, and employment status.