SEI has designed and operated over 100 soil and groundwater remediation systems. These include groundwater pump and treat, groundwater air sparging, hydrogen peroxide treatment, and soil ventilation systems. SEI also owns pilot test systems, and provides monitoring and maintenance services for remediation systems.
About Us
Stewart Environmental, Inc. (SEI) was formed in July of 1997 in Las Vegas, Nevada, to support environmental clients. Mr. Keith Stewart had been employed and/or partners with local firms in Las Vegas since 1990.
Mr. Stewart formed SEI to better serve local and national clients. SEI offers more rapid response to projects and is very cost competitive due to the small size and lower overhead of the company. SEI is respected for the quality of its services and its ability to solve complex problems. Most of all, SEI strives to be responsive to its clients and to provide a practical hands-on approach to its services.
SEI is an industry leader in soil and groundwater remedial services including designing, operating, and maintaining soil and water treatment systems, carbon treatment, and the use of hydrogen peroxide. SEI is certified and provides services in Arizona, Nevada, and Utah.
Our Projects
Environmental services include the performance of site assessments (Phase I & II, site characterization, remedial system pilot testing) and soil and groundwater remediation projects. Activities typically involve the design, permitting, and installation of groundwater monitoring wells; soil and groundwater sampling; groundwater modeling; soil and groundwater remedial systems; and underground storage tank design, installation, investigations, and removals. All personnel are medically monitored and have taken EPA approved 29 FR 1910.120 40-hour, refresher, and supervisor Hazardous Waste Training courses.
