Tsang Brothers Corporation is a multi-faceted construction material supplier for Guam and other major islands of the Micronesia. As a local, Guam-based company for nearly 30 years, we have established a reputation of delivering customer satisfactory products. Tsang Brothers is the pioneer and the only metal tract and metal runner manufacturer on Guam. We have a long list of steel and hardware items from rebar and cement to nuts and bolts for the completion of residential, commercial, government, as well as military projects. Stop by our showroom in Harmon Loop today!