Mayville Engineering Company: Announces purchase of Defiance Metal Products December 17, 2018 https://www.prweb.com/releases/mayville_engineering_company_inc_announces_purchase_of_defiance_metal_products/prweb15991241.htm?fbclid=IwAR12x4wfrdnWrGe5KgJ0g0mSq0YUCMtSMVgTXsNkBQvbd-y6zsk6PscT7UI