Based on ADAH records, below is the approximate strength of the 15th Alabama companies at the start of the fight on 2 July 1863 at Gettysburg:

F&S - 3
A - 45
B - 57
C - 34
D - 30
E - 71
F - 45
G - 66
H - 44
I - 49
K - 36
L - 34