Scheffel Boyle – Alton Website: https://www.scheffelboyle.comPhone: (618) 465-4288Fax: (618) 462-3818Primary Contact: Mark Korte CPA CCIFPAddress: 322 State StAlton, Illinois 62002CPA Firm Want to Add Your Firm to Our Directory? Fill out the form below and a representative at Foundation Software will reply to your request shortly. You can also call us at (800) 246-0800.