Total of 4,083,545 companies
On 19 April 1974 about 131 companies were established in Pennsylvania.
703
1315
18172
20518
32828
37709
51098
54806
77528
91408
93732
102084
104212
105464
126190
135643
154975
158733
162267
172632
177323
183995
194393
207599
210200
230350
230642
231967
235357
236338