images Compaq Evo N610c N620c compaq evo n610c notebook pc.hpandey12-30 11:56 AMIf more than 180 days have passed since your I-140 was cleared then you can use AC21 and use your EAD to transfer your GC process to Company C if the job responsibilites are the same as in your job profile that you submitted for Company D . Your GC process will continue as usual in that case. No need to worry.