AT&T, IBM, NEC, Unisys
"Subcontractor to billion dollar companies"
Wow, thanks, Maria, that's HUGE info you just found there:
AT&T: 229 bill market cap
IBM: 147 bill market cap
NEC : 7.7 bill market cap
Unisys: 577 mill market cap
DEC & Tandem were both acquired by Hewlett-Packard