I have a big issue at my agency where fake gmail accounts are using AI writing to email real current and former customers (found via linkedin) and pretending to

I have a big issue at my agency where fake gmail accounts are using AI writing to email real current and former customers (found via linkedin) and pretending to be us. Some folks have been scammed unfortunately. We have reported the gmail account to Google but it was not taken down. We also warned all customers via email ourselves.