The American Opportunity Index assesses how well America's largest companies maximize their internal talent to drive business performance and individual employee growth.

The Index is the only measure of employer quality to evaluate what really happens to workers at America’s largest employers over time.

This year’s Index measures the career trajectories of nearly 5 million employees at 396 of America’s largest companies using independent data. All measured firms are rated across multiple metrics and ranked by sector. The highest-scoring 100 firms overall are recognized at Top Employers of Choice.