San Diego’s AMN Healthcare, the U.S.’ largest health care and nurse staffing company, was ranked No. 11 on Fortune’s 100 Fastest Growing Companies list.

The list ranks publicly traded companies based on three years’ growth in revenues, profits and stock returns.

The ranking comes after several years of fast-paced organic growth, combined with strategic acquisitions, according to AMN. The company said in a statement that it has focused on technology and analytics to bolster its staffing solutions.