Question on Amending I-140.
Hello Arun Mehta,
You will have to start a new Green Card process with your current Employer. You cannot use the Labor Certification filed by a different employer for your new GC process. However you can use the priority date of your old I-140 approval.
Disclaimer:
The writer of this message is not a lawyer and this message is not meant to be legal advice. Before relying on this information, you must consult a lawyer on the facts of your specific case. The Law Offices of Rajiv S. Khanna takes no responsibility for the accuracy of this information.