Here's what the CEOs of the 10 most successful companies in America studied at university

If you want to be the CEO of a powerful company, choosing the right university degree is an important place to start.

We took a look at the leaders of the top 10 companies in this year’s Fortune 500, and by and large, they each majored in a field directly related to industry of their future employer. And nearly all of the CEOs obtained post-graduate education after getting their bachelor’s degree.

Here are the college degrees held by some of America’s most powerful CEOs.

10. James Hackett —  Ford Motor Company

Ford Motor Company is worth $US46.65 billion.

B.S. in finance — University of Michigan

9. Randall Stephenson —  AT&T

AT&T is worth $US212.54 billion.

B.S. in accounting — University of Central Oklahoma

Master of Accountancy — University of Oklahoma

8. Mary Barra — General Motors

General Motors is worth $US61.64 billion.

B.S. in electrical engineering — General Motors Institute

M.B.A. — Stanford University

Marry Barra. Photo: Bill Pugliano/ Getty Images.

7. Larry Merlo —  CVS Health

CVS Health Corp. is worth $US71.18 billion.

B.S. in pharmacy — University of Pittsburgh

6. David Wichmann —  UnitedHealth Group

UnitedHealth Group is worth $US202.57 billion.

B.S. in accounting — Illinois State University

5. John Hammergren — McKesson

McKesson is worth $US29.41 billion.

B.A. in business administration — University of Minnesota

M.B.A. — Xavier University

John H. Hammergren. Photo: Getty Images.

4. Darren Woods —  ExxonMobil

ExxonMobil is worth $US339.55 billion.

B.S. in electrical engineering — Texas A&M University

M.B.A. — Northwestern University

3. Tim Cook — Apple

Apple is worth $US871.85 billion.

B.S. in industrial engineering — Auburn University

M.B.A. — Duke University

Apple CEO Tim Cook. Photo: Getty Images

2. Warren Buffett —  Berkshire Hathaway

Berkshire Hathaway is worth $US443.69 billion.

B.S. in business administration — University of Nebraska

M.S. in economics — Columbia University

1. Doug McMillon — Walmart

Walmart is worth $US228.28 billion.

B.S. in business administration — University of Arkansas

M.B.A. in finance — University of Tulsa

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