The biggest company in almost every US state

• Using Fortune's annual list of the biggest publicly traded companies by revenue, we found the largest company based in almost every state.
• Some of the companies are household names, while others may be less known.
• Visit Business Insider's homepage for more stories.

Giant public corporations are major players in the American economy, and their headquarters are scattered across the states.

Every year, Fortune publishes a list of the 1,000 largest publicly-traded US corporations by revenue. The most recent list is based on revenues from the 2018 fiscal year.

The above map shows the top company from the list that has its headquarters in each state. Seven states - Alaska, Montana, New Mexico, South Dakota, Vermont, West Virginia, and Wyoming - had no Fortune 1,000 headquarters, and are left blank on the map.

Some of the companies, like California's Apple and New York's JPMorgan Chase, are household names. Others (like energy company MDU Resources Group, headquartered in Bismarck, North Dakota) may be less well-known to readers.

Here is the biggest company by 2018 revenue in almost every US state, according to Fortune, along with those revenues and the company's number of employees: