MSI's product line includes an extensive offering of Granite , Quartz , Porcelain , Luxury Vinyl flooring , Slate , Marble , Travertine , Sandstone , Limestone , Quartzite , onyx , stacked stone and pavers imported from over 36 countries on six continents. Summary: The Product Promoter for the Kitchen & Bath Segment is responsible for promoting MSI’s countertop, cabinetry, tile, and accessory solutions to designers, remodelers, and contractors.