Category:Companies of the United States by industry

• Companies of the United States by industry and location (1 C)
• Defunct companies of the United States by industry (14 C)

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• Companies of Puerto Rico by industry (4 C)

A

• Agriculture companies of the United States (6 C, 12 P)
• Airline holding companies of the United States (1 C)
• Aluminium companies of the United States (1 C)
• Aluminum companies of the United States (1 C)
• Architecture firms of the United States (14 C, 7 P)
• Automotive companies of the United States (10 C, 13 P)

B

• Building materials companies of the United States (1 C, 5 P)
• Business process outsourcing companies of the United States (5 P)

C

• Clothing companies of the United States (5 C, 32 P)
• Construction and civil engineering companies of the United States (4 C, 35 P)

D

• Defense companies of the United States (10 C, 14 P)
• Design companies of the United States (7 C, 26 P)
• Distribution companies of the United States (2 C, 13 P)
• Drinking establishments in the United States (5 C)

E

• Education companies of the United States (9 C, 22 P)
• Energy companies of the United States (9 C, 4 P)
• Entertainment companies of the United States (47 C, 35 P)
• Eyewear companies of the United States (2 C, 8 P)

F

• Financial services companies of the United States (26 C, 89 P)
• Food and drink companies of the United States (10 C, 15 P)
• Forest products companies of the United States (2 C, 1 P)

G

• Glassmaking companies of the United States (1 C)

H

• Health care companies of the United States (30 C, 23 P)
• Horticultural companies of the United States (3 P)
• Hospitality companies of the United States (4 C, 20 P)

J

• Jewelry companies of the United States (1 C, 7 P)

L

• Law firms of the United States (27 C, 14 P)

M

• Manufacturing companies of the United States (43 C, 23 P)
• Marketing companies of the United States (8 C, 38 P)
• Media companies of the United States (21 C, 21 P)
• Mining companies of the United States (2 C, 1 P)

N

• Natural gas companies of the United States (5 P)

O

• Office supply companies of the United States (2 C, 3 P)
• Online companies of the United States (14 C, 38 P)

P

• Packaging companies of the United States (3 P)
• Pharmaceutical companies of the United States (5 C, 39 P)
• Pulp and paper companies of the United States (2 C, 1 P)

R

• Railway companies of the United States by type (5 C)
• Real estate companies of the United States (6 C, 49 P)
• Retail companies of the United States (35 C, 30 P)

S

• Security companies of the United States (30 P)
• Service companies of the United States (8 C, 12 P)

T

• Technology companies of the United States (18 C, 119 P)
• Transportation companies of the United States (16 C, 6 P)
• Travel and holiday companies of the United States (4 C, 15 P)

U

• Utilities of the United States (5 C)

W

• Waste management companies of the United States (7 P)
• Wholesalers of the United States (4 P)