GCS, LLC is certified by the North Central Texas Regional Certification Agency (NCTRCA) as a Disadvantaged Business Enterprise (DBE), the State of Texas as a Historically Underutilized Business (HUB), and registered by the Texas Board of Professional Engineers. Our team of engineers and scientists have designed and managed transportation, hydrology and water resources, commercial and residential land development, utilities, and traffic engineering projects for public and private clients throughout Texas. Our staff has served as designers, project managers, and program managers on various projects and both small and large capital improvement programs. We value and guard our clients' trust in us. We aim to become a TRUSTED partner with all our clients.