This is a list of companies in the United States; by state where their headquarters is located:

Alabama

For a more comprehensive list, see List of Alabama companies.

Alaska

For a more comprehensive list, see List of Alaska companies.

Arizona

For a more comprehensive list, see List of Arizona companies.

Arkansas

For a more comprehensive list, see List of Arkansas companies.

California

For a more comprehensive list, see List of California companies.

Colorado

For a more comprehensive list, see List of Colorado companies.

Connecticut

For a more comprehensive list, see List of Connecticut companies.

Delaware

For a more comprehensive list, see List of Delaware companies.

Florida

For a more comprehensive list, see List of Florida companies.

Georgia

For a more comprehensive list, see List of Georgia (U.S. state) companies.

Hawaii

See also: List of airlines of Hawaii and List of restaurants in Hawaii

Idaho

For a more comprehensive list, see List of companies based in Idaho.

Illinois

For a more comprehensive list, see List of Illinois companies.

Indiana

Iowa

Kansas

For a more comprehensive list, see List of Kansas companies.

Kentucky

For a more comprehensive list, see List of Kentucky companies.

Louisiana

Maine

Maryland

Massachusetts

For a more comprehensive list, see List of Massachusetts companies.

Michigan

For a more comprehensive list, see List of Michigan companies.

Minnesota

For a more comprehensive list, see List of Minnesota companies.

Mississippi

Missouri

Montana

Nebraska

Nevada

New Hampshire

New Jersey

New Mexico

New York

For a more comprehensive list, see List of New York companies.

North Carolina

For a more comprehensive list, see List of companies in Charlotte.

North Dakota

For a more comprehensive list, see List of North Dakota companies.

Ohio

See also: List of companies in Greater Cincinnati

Oklahoma

For a more comprehensive list, see List of companies based in Oklahoma City and List of companies based in Tulsa, Oklahoma.

Oregon

For a more comprehensive list, see List of companies based in Oregon.

Pennsylvania

See also: List of companies based in the Harrisburg area, List of companies based in the Philadelphia area, and List of corporations in Pittsburgh

Rhode Island

For a more comprehensive list, see List of Rhode Island companies.

South Carolina

South Dakota

Tennessee

See also: List of companies based in Nashville

Texas

For a more comprehensive list, see List of Texas companies.

Utah

For a more comprehensive list, see List of Utah companies.

Vermont

Virginia

See also: List of companies headquartered in Northern Virginia and List of space companies and facilities in Virginia

Washington

For a more comprehensive list, see List of Washington (state) companies.

see also

For a more comprehensive list, see List of Washington D.C. companies.

West Virginia

Wisconsin

Wyoming

For a more comprehensive list, see List of Wyoming companies.

See also