Delcan Corporation

Material Solutions Laboratory Corp (MSL) is a professional civil engineering firm based in Elk Grove Village, Illinois, dedicated to providing excellent service and engineering expertise in the construction industry. Established in 2007, the company has quickly become one of the top materials testing firms in Northern Illinois, recognized for its consistent accuracy and timely report submissions. MSL is certified as a Disadvantaged Business Enterprise (DBE) by the Illinois Department of Transportation and offers comprehensive field and laboratory materials testing services, alongside engineering consulting. Their expertise encompasses soil, asphalt, concrete, and structural steel testing, performed by a team of highly experienced technicians and engineers. Generated from the website

Established in 1961, Graef is one of the leading, employee-owned consulting firms in the United States. The company specializes in structural, civil and transportation engineering solutions. It serves clients in the health care, educational, hospitality, manufacturing and retail industries, as well as government organizations. The company offers a variety of residential design solutions. Graef undertakes projects for industrial units, bridges, and sports and recreational facilities. The company offers environmental, plumbing and contracting services. It conducts inspections and handles replacement and reconstruction projects. The company s project portfolio includes McCleary Bridge and Wausau Highway. Graef has offices in Wisconsin, Illinois, Arizona and Florida.