The Michigan Economic Development Corporation reports that 73% of United States private-sector automotive research and development is invested directly in the Detroit region. The Southeast Michigan Council of Governments, analyzing its Southeast Michigan area, found that manufacturing and professional and technical services together made up almost 470,000 wage and salary jobs in 2023, with manufacturing jobs running 1.45 times the national concentration. The Census metro used here, Detroit-Warren-Dearborn, covers six Michigan counties and counts 102,430 employer establishments, 94.0% with fewer than 50 employees. Industry of global scale, establishments of small scale: a supplier office with eight people runs the same quote, production, and shipping loop as the plant down the road, with a fraction of the staff.