ex post facto law definition A law that makes illegal an act that was legal when committed, increases the penalties for an infraction after it has been committed, or changes the rules of evidence to make conviction easier.
Walmart is the largest American employer, with a workforce of nearly 2.2 million people. However, because of its international reach, only 1.3 million of those were employed in the United States. Each of America's 10 largest employers has a workforce of more than 300,000 people. Some of the companies, such as Walmart and McDonald's, offer mostly low-wage jobs. Others, such as IBM and General Electric, are leading technological innovators and their workforces are more highly skilled and better compensated.
Top 10 biggest Southern California companies. Pasadena-based Jacobs Engineering Group is one of the world's largest providers of professional technical services, with more than $12 billion in revenue in the past 12 months.