- Norchem is the the largest North American manufacturer of silica fume, a mineral admixture that has many benefits for ready mix and precast concrete.www.norchem.com
- www.li-precast.com
- Design Tek Surface Systems. Specializing in Indoor/Outdoor Flooring and Custom Concrete Coatings for Residential & Commercial Applications. Available in an endless variety of colors and patterns, our acrylic coating systems provide durable and stain resistant finishes to beautify your existing concrete....www.designteksurfacesystems.com