You can reach Mark by phone at 212-509-6544 or 973-559-5566. Since he is frequently traveling to clients and hearings, the best way to contact him is by email.
You can also send a message through this form, but please remember that there is no attorney-client relationship, and the information you provide is not privileged. Do not send confidential information by email, or using this form. Mark will follow up with you and then you can discuss your issue in detail.
Finally, Mark is the creator and editor of The Securities Law Home Page which is online since 1995 and is updated daily. You can visit the site and explore its securities law content, at www.seclaw.com