Contacts Contact Information Our Address10284 Vans Drive, Frankfort, IL 60423 Have Questions? Call us(815) 469-2333 Office HoursMonday–Friday: 8:00AM – 5:00PMSaturday: ClosedSunday: Closed Write UsE-mail: info@spiessco.com CONTACT US If you would like more information, please send us a message: Your Name * Your Phone * Your E-mail * Inquiry Type *Select OneGeneralQuoteEmploymentOther Your Message *