More than 22,000 Phoenix-area residents had temporary employment in 2017, thanks to the efforts of the top 25 companies that comprise the 2018 edition of the Phoenix Business Journal’s Temporary Help Services list, which was published today. To rank the list, participants in the list survey supplied the number of temporary employees on their payroll for the week ending June 16, 2017 and for the week ending December 15, 2017.