This is a list of United States–based companies having the most employees globally.
For some companies listed, the majority of total employees live and work in other countries.
Additional classifications include the Agricultural (or primary) sector, Industrial (or secondary) sector, Service (or tertiary) sector, Information (or quaternary) sector, and Human (or quinary) sector.
According to research from the Federal Reserve Economic Data (more specifically, provided by the Bureau of Labor Statistics), health care has now surpassed both manufacturing and retail as the engine for employment growth in the coming decades.
There were approximately 16 million people employed in the health care sector in 2017.