Investor Relations

T: 800-804-1690
ir@mara.com

Transfer Agent

Equity Stock Transfer
Nora Marckwordt
T: 917-746-4595
F: 347-584-3644
https://www.equitystock.com

Auditor

Marcum LLP
https://www.marcumllp.com/

Legal Counsel

Jolie Kahn, Esq.
12 E. 49th Street
11th floor
New York, NY 10017