AT&T (T) Joins Ericsson’s 5G Startup Program, Boosts 5G Focus Posted byZacks Equity Research February 22, 2022 Leave a comment on AT&T (T) Joins Ericsson’s 5G Startup Program, Boosts 5G Focus By joining this program, AT&T (T) will gain access to a curated list of firms that develop scalable services, devices and applications over 5G.