G.C.S., Inc. has become the only concrete contractor licensed in the State of California and certified by the PROTO II local distributor, Basalite Concrete Products to install and service the developer needs of placing landscape and sound walls. G.C.S., Inc. provides complete engineering for the Proto II wall systems, supplied by the designated Proto II engineering firm.

ENGINEERING PROVIDED BASED ON SOILS REPORT SUPPLIED BY THE DEVELOPER OR PROJECT OWNER and WIND CALCULATIONS FOR THE SPECIFIC CITY OF INSTALLATION.