Mr. Acton is a Registered Environmental Assessor in California and has more than 20 years of experience in the environmental field. He specializes in investigation and remediation of soil and ground water degraded with organic and inorganic constituents; environmental assessment; surface water oil spill assessment and shoreline impact analysis; and soil science. (Read more...)

Barbara Mickelson is a Registered Professional Engineer in California, Texas, and Wyoming, and has over 30 years of experience specializing in assessment of petroleum hydrocarbon impacts to soil and ground water; analysis of environmental risks associated with organic and inorganic substances and planning for appropriate remediation and mitigation; mining project permitting with respect to water quality and quantity, geomorphology, dam and embankment design and engineering, and design of alternate sediment and runoff control facilities; water and wastewater treatment systems for municipal, industrial, and chemical manufacture, and petroleum refining processes; and expert witness testimony. (Read more...)

Mr. Twiford is a California Registered Professional Chemical Engineer with over 27 years of chemical industry and environmental consulting experience including process and project engineering, environmental compliance oversight, and remediation project management. His areas of expertise include remediation and risk assessment for regulatory closure of petroleum and chemical release sites; design, construction, and operation of soil and ground water remediation systems; process improvements and cost control in chemical manufacturing, waste treatment, and environmental compliance operations; and chemical plant and Resource Conservation and Recovery Act (RCRA) facility environmental compliance, safety audits, and hazard training. (Read more...)

Ms. Frosch is an Engineering Technician with Acton • Mickelson • Environmental, Inc. and has 10 years of experience. Her technical specialties include underground storage tank (UST) regulations; precision testing of USTs; UST equipment; management programs for USTs; and UST design and installation. (Read more...)

Mr. Heglie is a registered geologist in Oregon, California, and Washington and Certified Engineering Geologist in California with more than 20 years of experience in environmental consulting including industrial site investigation and remediation project management and hydrogeologic investigations. His areas of expertise include: ground water flow and chemical transport modeling for remedial system design and risk characterization; litigation support for industrial clients, including ground water and vadose zone transport modeling; surface and ; borehole geophysical applications for remedial investigations; ground water monitoring and environmental data management; and landfill investigation and remediation. (Read more...)

Dr. Ling is a licensed professional engineer with 16 years of experience in environmental and municipal engineering. He holds an M.S. degree in Municipal Engineering and a Ph.D. degree in Environmental Engineering. His professional expertise includes site characterization and remediation, groundwater and non-aqueous phase liquids (NAPL) modeling, visualization and litigation support, statistical and geostatistical analysis, monitoring optimization, water and wastewater engineering, and environmental software development. Dr. Ling has authored a variety of publications regarding groundwater modeling and monitoring, NAPL characterization and assessment, litigation support, and other technical issues. He is co-author of the Monitoring and Remediation Optimization System (MAROS) decision-support software developed by the Air Force Center for Environmental Excellence (AFCEE). He is a frequent presenter at environmental conferences and workshops. (Read more...)

Mr. Mattey is a Registered Geologist and Certified Engineering Geologist in several states and has over two decades of experience in environmental geology and engineering geology for both public and private-sector clients. His experience includes geologic research and geotechnical, environmental, and hydrogeologic studies for a wide range of projects including residential, commercial, and industrial development. (Read more...)

Mr. Sweet is a California Registered Professional Chemical Engineer with over 5 years of experience in the environmental field. Areas of expertise include design, operation, maintenance, and repair of remediation systems, construction oversight, project budgeting, permitting, regulatory compliance reporting, and waste management. Mr. Sweet also has field experience with aquifer testing, well installation, ground water monitoring and sampling, and ground water well installation, development, and rehabilitation. (Read more...)

Mr. Clark is an engineer whose technical skills include mechanical testing, process and product development, research and analysis, product and system design, standard operating procedures, and bill of materials. His experience includes research, analysis, material selection, and mechanical testing; design, fabrication, and standard operating procedures; and hands-on team projects involving design, process, testing, and/or analysis. (Read more...)

Mr. Jones is a geologist with over a decade of experience in environmental geology for the Department of the Navy, Department of the Air Force, U.S. Army Corps of Engineers, Bureau of Reclamation, and public and private-sector clients. His experience includes site safety officer, construction quality control officer, explosive contaminated soil excavation and bioremediation, landfill cap operation and maintenance, wastewater and stormwater sampling, soil vapor and ground water monitoring and sampling, petroleum hydrocarbon assessment and remediation, and environmental and hydrogeologic studies for a wide range of projects including residential, commercial, industrial, and governmental development and remediation. (Read more...)

Mr. Guthmiller is an environmental technician with 12 years experience in environmental site investigation and operation. His expertise includes soil and ground water sample collection; operation of vacuum excavation equipment; operation and maintenance of remedial equipment; soil vapor sampling; and project oversight. (Read more...)

Mr. Emery is an Environmental Scientist with 7 years of environmental and occupational health and safety experience. Mr. Emery has experience in drafting CEQA/NEPA reports, work plans, and site health and safety plans. His expertise also includes: designing, maintaining, installing, and management of surface water treatment systems; catalytic and thermal oxidizers; vapor extraction; and air sparging systems. Mr. Emery is currently enrolled in a Occupational Safety and Health Masters program and is pursuing the Certified Safety Professional (CSP) certification. (Read more...)

Mr. Wilson has 15 years of professional experience consulting and using Geographic Information Systems (GIS) technology. He has worked on exciting and challenging geospatial projects throughout North America, executing successful implementations of enterprise GIS technology for local, state, and federal government agencies, military bases, public safety and emergency management agencies. Mr. Wilson has extensive technical skills in GIS application development, geodatabase design, mobile GIS, GPS data capture, course development and training. (Read more...)