Originally Posted by TWA884

The consensus in this thread is that calling the enrollment center where you had your interview is the most effective way of reminding them that the officer may have forgotten to click on the approved button.

I am not aware of a current email address, however, there is an Ask us a question page where you can inquire about the delay in receiving your final approval; in the drop-down options, select: Trusted Travelers Programs | Global Entry | Interview is completed.