Black Diamond Group

Schroeder Asphalt Services, located in Marengo, IL, specializes in asphalt services, providing a range of solutions for both development and maintenance. The company is dedicated to delivering quality workmanship and reliable service to its clients. With a commitment to excellence, Schroeder Asphalt Services aims to meet the diverse needs of its customers in the asphalt industry. Their expertise and experience ensure that projects are completed efficiently and effectively. Generated from the website

Sherwin Industries Inc., based in Milwaukee, WI, has been a leader in the manufacturing of asphalt and pavement sealers since 1938. The company specializes in providing a wide range of pavement maintenance supplies, including Crafco Mastic One, a versatile repair solution for asphalt and Portland Cement Concrete surfaces. Now in its fourth generation of family ownership, Sherwin Industries prioritizes excellent customer service, with a robust network of offices and dealers across the country. In addition to pavement solutions, the company offers paint striping equipment and various safety products, adapting to the diverse needs of its clientele. Generated from the website