Sonim Technologies Inc.
4445 Eastgate Mall
Suite 200
San Diego, CA 92121
T: 650-378-8100
F: 650-378-8109
Matt Kreps
Darrow Associates
M: 214-597-8200
mkreps@darrowir.com
American Stock Transfer and Trust Company, LLC
6201 15th Avenue
Brooklyn, NY 11219