PBCo LLC, dba Paul Blum Company PBCo and its affiliate ProMin Inc. (dba Process Minerals) together are suppliers of raw and recycled minerals to US and Canadian cement makers and other industries. Since 1945, PBCo has transported and/or imported over 35 million tons of dry-bulk materials, originating both domestically and from around the world, to locations throughout the United States, Canada and the Great Lakes. Materials such as portland cement, clinker, natural gypsum, synthetic gypsum, fly ash, bauxite, sugar, salt, rice, Petcoke and various GBF and ABM slags. PBCo is a merchant and in other instances a provider of transportation and logistics services, including ocean shipping, inland barging, mobile stevedoring with marine grabs, trucking and railing.