Exhibit 16.1 Tullius Taylor Sartain & Sartain LLP January 18, 2006 Securities and Exchange Commission Washington, D.C. 20549 Commissioners: We have read ADDvantage Technologies Group, Inc.s statements included under Item 4.01 of its Form 8-K for January 17, 2006, and we agree with such statements concerning our Firm. /s/ Tullius Taylor Sartain & Sartain LLP ---------------------------------------- TULLIUS TAYLOR SARTAIN & SARTAIN LLP