Blacktop Service Company is a specialized asphalt construction company based in Humboldt, Iowa. For over 50 years we’ve served our customers across the state of Iowa. Founded on family values, Blacktop Service Company is synonymous with trust and dependability. Operationally, we strive to produce the highest quality products, seek to exceed customer expectations, and are dedicated to providing a quality work environment for our employees. These values have created an incredible foundation which will continue to serve as the basis of operation for the next 50 years.