EIS Holdings, LLC (EIS) provides mission-critical environmental, remediation, and infrastructure services across the United States, serving various public and private end markets. Headquartered in Westlake, Texas, EIS has 32 office locations across the country, operating in 34 states. As a leading remediation and specialty infrastructure services firm, our team is dedicated to exceptional growth bolstered by geographic expansion, service line extensions, and exceptional safety records.