Drexel is best known for the cooperative education program (Co-op). Drexel's Co-op is regularly ranked as one of the best co-op programs in the United States. Participating students have a variety of opportunities to gain up to 18-months of paid full-time working experience before graduation. The university has a large network of more than 1,600 corporate, governmental, and non-profit partners in 28 states and 25 international locations. The employers consist of top ranked multinational law firms, banks, corporations, and many Fortune 500 companies, such as Goldman Sachs, Microsoft, and Procter & Gamble.