Payment Accepted: Cash, Check, Discover, American Express, MasterCard, VISA Hours of Operation: Monday to Friday 9:00 AM - 5:00 PM The CSI Elgin campus occupies 26,000 square feet at 400 Airport Road and feature 16 computer-equipped classrooms and labs. Morning, evening and weekend classes offered, with an emphasis on practical learning, preparation for professional certifications, and career services including resume and interviewing skills.