Epic Stone, LLC - Member Listings All current members are listed alphabetically. You may search the full list or filter the results by clicking on a letter. Go back to directory. Add to Address Book. Epic Stone, LLC Epic Stone, LLC Contact: Doug Zumaris Work 110 N. Division St. Davenport IA 52802 work Work Phone: 563-323-3603work Website: www.epicqc.com Categories: Roofing Manufacturer, Roofing Supplier Updated 5 years ago.