Total of 4,083,545 companies
On 4 January 1966 about 40 companies were established in Pennsylvania.
36309
50903
53576
53688
64898
70233
78759
97797
111179
123214
149128
150353
156493
176255
187997
214080
350268
308496
360346
360828
879969
1586410
1598122
2106786
2138341
2161402
2208102
2252129
2259746
2268124