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Crescend Technologies, L.L.C.
TF 800.872.6233

140 East State Parkway
Schaumburg, IL 60173
P 847.908.5400
F 847.908.5408

888 Far Hills Dr., Suite 200
New Freedom, PA 17349
P 717.235.5474
F 717.227.4444


Primus Electronics

4180 E. Sand Ridge Rd
Morris, IL 60431

Talley Communications, Inc

12976 Sandoval Street
Santa Fe Springs, CA 90670

Tessco Technologies Incorporated

Global Logistics Center
11126 McCormick Road
Hunt Valley, MD 21031

RMA request

To obtain a Return Material Authorization number for a repair or to return any product, please fill out the form below and click submit. An RMA number will be emailed to you upon receipt of your request. You may also call us at 847.908.5400, M-F from 8:00 a.m. to 5:00 p.m. CST, to request an RMA.