Since 1975, our mission has always been to provide top-notch quality and service with an overlay solution that has stood the test of time. Modified Concrete Suppliers, LLC is approved to supply High Performance Latex Modified Concrete in the United States. We operate a fleet of mobiles from bases in Indianapolis, IN and Pittsburgh, PA. Modified Concrete Suppliers, LLC is approved to supply HP-LMC in the USA. With over 100 years of experience, our knowledgeable and dedicated staff will help you preserve your bridge decks and significantly extend their service life.