- Trinity Lightweight – Expanded Shale & Clay Lightweight Aggregates
- Cellular Concrete Inc. – Ultra Lightweight Concrete
- cfiFOAM, Inc. – CoreFoam Masonry & InsulSmart Foam Insulations
- Concrete Chemicals Inc. – Environmentally & Human friendly concrete removers, truck washes, curing compounds, form releases and salt spreading equipment preservatives.
- Johnson Concrete – ProBlock CMU
- The Masonry Advisory Council – Chicagoland’s MAC promotes and markets the benefits of masonry construction, materials, and technologies through educational and informational programs. We are committed to providing service through ongoing promotion, marketing, education, and instructional programs in Illinois and NW Indiana. Cavanaugh & Associates delivers educational seminars on behalf of the Masonry Advisory Council.
- SmartCrete – Pervious Concrete Modules
- BE Block – Super Insulated CMU