A Commitment to Excellence in
Aggregate and Organic Soil
Solutions Since 1947
Founded by Vern Thelen, Thelen Materials is an industry leader and has grown to be one of Chicagoland's largest family owned aggregate and organics manufacturer serving Northeastern Illinois and Southeastern Wisconsin for 74 years.
State Certified Aggregates and Organic Soils
Contractors and homeowners alike trust Thelen Materials to be large enough to take care of their needs and small enough to know and appreciate their customers.
Thelen Materials offers IDOT and WisDOT certified bulk aggregates and organic soil solutions across northern Illinois and southern Wisconsin. Thelen Materials provides the highest of quality aggregates, organic soil blends and transportation solutions to both the public and private construction markets.
New from Thelen Materials
Spring hours are in effect! Antioch and Lakemoor: M-F 6am - 4pm. Genoa City: MWF only 7am - 3pm. Additional hours available upon request. Please stay tuned for the change to summer hours once weather permits. Stay safe!
General Yard Help / Clay Site Monitor