We appreciate your business. We are a family owned and operated business that has been serving the midwest for over 25 years. Our employees bring over 100 years experience in fastener sourcing and solutions. To request product information or to place an order please email sales@certified-products.com. Or contact us at: Certified Products, Inc 4646 W. Huron Chicago, IL 60644 773-921-3300 v | 773-921-2979 f |