SCS professionals are active in, and leaders of industry and professional associations. We organize and participate in workshops and conferences, author and present technical papers, conduct research, and participate in national and state-level legislative and rule-making processes and regulatory policy. Our engineers, environmental consultants, and scientists work in close coordination on environmental solutions.
Mr. Reed is the Director of our Texas region, a Vice President of SCS Engineers, and one of our National Experts on Landfill Design/Construction Quality Assurance (CQA). He has over three decades of experience working predominantly on solid waste landfill projects. Project experience includes storm water management, erosion control, hydrogeologic/hydraulic analysis, landfill and transfer station design, landfill and transfer station permitting, geosynthetic lining and cover systems, landfill leachate control, slope stability analysis, and construction quality assurance (CQA). He is a licensed Professional Engineer in Texas and nine other states.
Mr. Reed is the Director of our Texas region, a Vice President of SCS Engineers, and one of our National Experts on Landfill Design/CQA. He has over three decades of experience, working predominantly on solid waste landfill projects. He is a licensed Professional Engineer in Texas, Alabama, Florida, Louisiana, Minnesota, Mississippi, North Carolina, New Mexico, Oklahoma, and South Carolina.
His project experience includes storm water management, liquids management, erosion control, hydrogeologic/hydraulic analysis, landfill and transfer station design, landfill and transfer station permitting, geosynthetic lining and cover systems, landfill leachate control, slope stability analysis, and construction quality assurance. He has provided design and consulting services for projects at over 100 landfill facilities in 26 states across the U.S. and in Canada.
He is a member of the American Society of Civil Engineers and the Solid Waste Association of North America.
Contact Jeff at 281-293-8494 or
Joshua Roth, PE, is a Vice President and Project Director with the Landfill Gas (LFG) Group in the SCS Reston, VA office. He is one of SCS’s National Experts on the Clean Air Act-NSPS. Josh has served on a number of LFG engineering projects involving LFG remediation system design, emissions inventories and air permitting, migration and odor control, ambient air sampling and reporting, LFG and CER due diligence projects, GHG emission mitigation and reporting, field sampling and assessments, and general emissions control projects.
Joshua Roth, PE, is a Vice President and Project Director with the Landfill Gas (LFG) Group in the SCS Reston, VA office. He is one of SCS’s National Experts on the Clean Air Act-NSPS. Josh has served on a number of LFG engineering projects involving LFG remediation system design, emissions inventories and air permitting, migration and odor control, ambient air sampling and reporting, LFG and CER due diligence projects, GHG emission mitigation and reporting, field sampling and assessments, and general emissions control projects.
Contact Josh at 571-353-2024 or
Justin Rauzon, REPA is our National Expert on Environmental Due Diligence and is experienced in all aspects of environmental services. Fluent in Spanish, Mr. Rauzon has a diverse background in biological and environmental sciences, and regularly performs environmental assessments and compliance audits at sites in the US and in Latin America. He has technical and management experience with soil, soil vapor, and groundwater investigations at industrial, commercial, landfill, greenfield, and residential properties. He has extensive experience with environmental laws and regulations in both the U.S. and Mexico. His work experience includes all project phases, from development of cost estimates for various site assessment and cleanup programs to implementing remediation programs and interfacing with regulatory agencies.
Justin Rauzon, REPA is our National Expert on Environmental Due Diligence and is experienced in all aspects of environmental services. Fluent in Spanish, Mr. Rauzon has a diverse background in biological and environmental sciences, and regularly performs environmental assessments and compliance audits at sites in the US and in Latin America. He has technical and management experience with soil, soil vapor, and groundwater investigations at industrial, commercial, landfill, greenfield, and residential properties. He has extensive experience with environmental laws and regulations in both the U.S. and Mexico.
His work experience includes all project phases, from development of cost estimates for various site assessment and cleanup programs to implementing remediation programs and interfacing with regulatory agencies.
Contact Justin at 562-426-9544 or .
Ms. Ripplinger is SCS’s Director of Health & Safety and our National H&S Expert. She is a Board Certified Industrial Hygienist (CIH) and Safety Professional (CSP) with over three decades of experience providing occupational and environmental health and safety services, specializing in indoor air quality, asbestos, lead, mold, radon, and environmental site assessments. She is also a licensed asbestos building inspector, asbestos project monitor, project designer and management planner, and an EPA certified lead based paint inspector/risk assessor. Her experience includes providing industrial hygiene expertise for facility health and safety audits, process safety management audits, training, environmental evaluations involving mold, indoor air quality, asbestos, lead-based paint, lead worker exposure, OSHA worker exposure, ionizing and non-ionizing radiation surveys and exposure issues, and hazardous waste drum sampling for unknowns.
Ms. Ripplinger is SCS’s Director of Health & Safety and our National H&S Expert. She is a Board Certified Industrial Hygienist (CIH) and Safety Professional (CSP) with three decades of experience providing occupational and environmental health and safety services, specializing in indoor air quality, asbestos, lead, mold, radon, and environmental site assessments. She is also a licensed asbestos building inspector, asbestos project monitor, project designer and management planner, and an EPA certified lead based paint inspector/risk assessor.
Her experience includes providing industrial hygiene expertise for facility health and safety audits, process safety management audits, training, environmental evaluations involving mold, indoor air quality, asbestos, lead-based paint, lead worker exposure, OSHA worker exposure, ionizing and non-ionizing radiation surveys and exposure issues, and hazardous waste drum sampling for unknowns.
Her industrial hygiene and environmental consulting experience includes designing and overseeing remediation projects involving mold, asbestos, hazardous waste (metals and solvents), hazardous materials, polychlorinated biphenyls (PCBs), mercury, and other Resource Conservation and Recovery Act (RCRA) heavy metals; conducting both area and personal industrial hygiene sampling for metals, solvents, vapors, diesel exhaust constituents, mold, asbestos, and lead; conducting environmental sampling of soil, air, and water; and providing expert witness testimony.
Ms. Ripplinger has worked with regulators at local, state, and federal levels, and has performed hundreds of comprehensive industrial hygiene shop surveys, indoor air quality assessments, ionizing radiation, non-ionizing radiation, noise exposure studies, chemical exposure assessments, and workers’ compensation and environmental investigations. She has supported many government agencies, large commercial companies (mining, construction, gaming), and residential development companies across the state of Nevada, and other states.
You can reach Sandy at 702-481-6978 or