TechShop was a chain of membership-based, open-access, do-it-yourself (DIY) workshops and fabrication studios. As of 2017 they had ten locations in the United States: three in California, one in Arizona, one in Arlington, Virginia (near DC), one in Michigan, one in Texas, one in Pittsburgh, Pennsylvania, one in St. Louis, Missouri, and one in Brooklyn, New York, as well as four international locations.