The easiest thing would be to reacquire your password from the company and modify your listing to delete the photos, but since you 've tried everything, you've probably done that. The next easiest thing to do would be to send an email to a site administrator, but since you've done everything you've probably done that. Perhaps a lawyer's letter will get a result.
If you'd like to discuss, please feel free to call. Jeff Gold Gold, Benes, LLP 1854 Bellmore Ave Bellmore, NY 11710 Telephone -516.512.6333 Email - Jgold@goldbenes.com