Since joining the PowerHouse Alliance in 2009 as executive director, Dennis leads its 11 distributor members in dealer communication, industry outreach and vendor management. Holzer also oversees the development and logistics of A2V, the house brand of custom speakers, subwoofers and audio/video accessories, available exclusively through PowerHouse Alliance distributor members. With over 35 years of experience, Holzer has done everything, from time as a road warrior salesman, to spending over 15 years as president and owner of Hamburg Brothers, an independent wholesale electronics/white goods distributor.