• Companies established in 1803 by country (4 C)

A

• 1803 establishments in Australia (7 P)
• 1803 establishments in the Austrian Empire (1 P)

B

• 1803 establishments in the British Empire (2 C, 5 P)

D

• 1803 establishments in Denmark (3 P)

E

• 1803 establishments in England (14 P)

F

• 1803 establishments in France (1 C, 10 P)

H

• 1803 establishments in the Holy Roman Empire (9 P)

I

• 1803 establishments in India (6 P)
• 1803 establishments in Ireland (1 P)
• 1803 establishments in Italy (3 P)

M

• 1803 establishments in Malta (2 P)

N

• 1803 establishments in New Spain (1 C, 2 P)

P

• 1803 establishments in Poland (2 P)

R

• 1803 establishments in the Russian Empire (6 P)

S

• 1803 establishments in Scotland (3 P)
• 1803 establishments in Spain (1 C)
• 1803 establishments in Sweden (1 C)
• 1803 establishments in Switzerland (11 P)

T

• 1803 establishments in the Spanish Empire (2 C)
• 1803 establishments in the Viceroyalty of Peru (2 P)

U

• 1803 establishments in Ukraine (2 P)
• 1803 establishments in the United Kingdom (5 C, 3 P)
• 1803 establishments in the United States (18 C, 4 P)

W

• 1803 establishments in Wales (1 P)