The Inc. 5000 is an annual list published by Inc. Magazine that ranks the fastest-growing private companies in the United States. The ranking is based on revenue growth over a three-year period, highlighting businesses that have demonstrated significant expansion and success. To qualify for the Inc. 5000, companies must be independent, for-profit, and based in the U.S. The list serves as a valuable resource for entrepreneurs, investors, and business leaders, showcasing innovative companies across various industries and providing insights into emerging trends in the business landscape.