Mark is an audio professional with over twenty years of industry experience. Currently, acting as the Western Region, Education and Application Support Specialist with d&b audiotechnik, Rush’s main area of expertise is technical development, which includes technical support & training. Application support, speaker design support and product demonstrations (mobile and integration) with expertise on speaker set-up, design training, system tuning, and live sound mixing (FOH & Monitors). Rush is an active member in the HOW community and serves at various houses of worship.