Phoenix - 26 companies
Tucson - 16 companies
Mesa - 19 companies
Chandler - 8 companies
Glendale - 7 companies
Scottsdale - 9 companies
Gilbert - 11 companies
Tempe - 13 companies
Tempe Junction - 10 companies
Peoria - 7 companies
Prescott Valley - 1 company
Marana - 1 company
Cortaro - 1 company
Apache Junction - 2 companies
Higley - 1 company
Flagstaff - 1 company
Kingman - 1 company