hi,
GE does a detail verification,both academic and proffesional.they have one detective agency in bombay...who does all these onbealf of GE.the day u accept the offer letter..HR will mail u some 2-3
word doc. u have to fill it and send it back.they will forward that to the agency.in my case they took some 20 dayz.
i hope it helped u a lot.
bye
krishnaraj.