On April 29, 2013, Wowjoint Holdings Limited announced that its independent registered public accounting firm, RBSM LLP which combined its practice with Sherb & Co., LLP resigned as the company’s independent registered public accounting firm, effective immediately. On May 3, 2013, the company engaged WWC Professional Corporation as the company’s independent registered public accountant effective immediately. The engagement was approved by the board of directors of the company prior to May 3, 2013.

On April 25, 2013, NuState Energy Holdings, Inc. was notified by its independent registered public accounting firm, Sherb & Co., LLP, that Sherb has combined its practice with RBSM LLP effective as of January 1, 2013. As a result of the combination and upon notice by Sherb to the company, on April 25, 2013 Sherb was in effect dismissed as the company's independent registered public accounting firm and RBSM LLP was engaged as the company's independent registered public accounting firm.

On January 15, 2013, Digital Brand Media & Marketing Group, Inc. was informed by its independent registered public accounting firm, Sherb & Co., LLP, that Sherb has combined its practice with RBSM LLP effective January 1, 2013. As a result, Sherb effectively resigned as the Company's independent registered public accounting firm. On April 17, 2013, RBSM LLP was engaged as the company's independent registered public accounting firm.