Investor Relations

T: 707-559-7380
ir@sonomapharma.com

Transfer Agent

Computershare
462 South 4th Street
Suite 1600
Louisville, KY 40202
T: 888-647-8901

Auditor

Marcum LLP
New York, NY

Legal Counsel

Trombly Business Law, PC
Amy Trombly, Esq.
T: 617-243-0060