Berkshire Hathaway (#11) – The company owns all or portions of Omaha-based Borsheim’s Jewelry Company and Nebraska Furniture Mart. Financial guru Warren Buffett, CEO of Berkshire Hathaway and longtime Omaha resident, is one of the richest people in America, according to Forbes magazine.

Union Pacific Corporation (#154) – The largest railroad in North America, Union Pacific operates in 23 states with a rail system that links every major West Coast and Gulf Coast port, and serves major gateways to the east. It’s also the primary rail connection between the U.S. and Mexico.

ConAgra Foods, Inc. (#210) – This international diversified food giant operates across the entire food chain and beyond, with major companies doing business in such areas as crop protection, food processing and consumer frozen foods, as well as financial companies specializing in commodity futures brokerage services, cattle feeding financial services, transportation financing and insurance services.

Peter Kiewit Sons,' Inc. (#385) – One of the nation’s largest general contractors, this privately owned company has divisions engaged in telecommunications, coal mining, independent energy, infrastructure development and data services.

The desirability of Greater Omaha as a business location is underscored by the fact that over 50 Fortune 500 companies have major manufacturing plants or service operations here.