Staff

Mr. Hultquist is an experienced environmental scientist and environmental sampling technician. His project experience includes multi-media (groundwater, leachate, stormwater, LFG, and soil) sampling using a variety of methods, procedures, and equipment, including extensive experience with low-flow purge and standard purge sampling methods. He routinely coordinates and performs multi-media environmental monitoring at WM, WCI, and municipal landfill projects, and has worked on a wide variety of projects, including EPA superfund sites, military bases, Phase II Environmental Site Assessments, petroleum impacted sites, fuel storage facilities, chemical manufacturing facilities, aggregate facilities, hazardous waste facilities, and active and closed landfills.

    • Mr. Hultquist is an experienced environmental scientist and environmental sampling technician. His project experience includes multi-media (groundwater, leachate, stormwater, LFG, and soil) sampling using a variety of methods, procedures, and equipment, including extensive experience with low-flow purge and standard purge sampling methods. He routinely coordinates and performs multi-media environmental monitoring at WM, WCI, and municipal landfill projects, and has worked on a wide variety of projects, including EPA superfund sites, military bases, Phase II Environmental Site Assessments, petroleum impacted sites, fuel storage facilities, chemical manufacturing facilities, aggregate facilities, hazardous waste facilities, and active and closed landfills.

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Ms. Hunter is an Environmental Professional with experience performing environmental due diligence projects (Phase I and II Environmental Site Assessments) and National Environmental Policy Act (NEPA) environmental assessments. She also conducts remedial action projects, vapor studies, asbestos and radon surveys, stormwater and leachate sampling, and other tasks.

    • Ms. Hunter is an Environmental Professional with experience performing environmental due diligence projects (Phase I and II Environmental Site Assessments) and National Environmental Policy Act (NEPA) environmental assessments. She also conducts remedial action projects, vapor studies, asbestos and radon surveys, stormwater and leachate sampling, and other tasks.
      Ms. Hunter’s project experience includes due diligence investigations, site investigations, environmental studies, and telecommunications projects. Facilities encompass a wide range of residential, commercial, industrial, and cellular tower sites throughout the United States. Project site experience includes gas stations, vehicle maintenance facilities, chemical processing, and large scale manufacturing plants. Chemical contamination encountered in soil, soil vapor, and groundwater media has included petroleum, heavy metals, pesticides, PCBs, and solvents. 

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Megan Husic (Hente) is an Environmental Project Manager with significant experience in environmental investigation and monitoring. Her experience includes Phase I and II Environmental Site Assessments (ESAs), soil and groundwater sampling, drilling and excavation oversight, asbestos inspections and clearances in accordance with AHERA and NAC 618, and lead inspections following HUD regulations. She is also proficient in the use of ArcGIS software to develop site maps, groundwater potentiometric maps, and other necessary figures for report preparation.

    • Ms. Husic is an Environmental Project Manager with significant experience in environmental investigation and monitoring. Her experience includes Phase I and II Environmental Site Assessments (ESAs), soil and groundwater sampling, drilling and excavation oversight, asbestos inspections and clearances in accordance with AHERA and NAC 618, and lead inspections following HUD regulations. She is also proficient in the use of ArcGIS software to develop site maps, groundwater potentiometric maps, and other necessary figures for report preparation.

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Ashley Hutchens, REPA, CESCO, serves as Vice President and Environmental Services Director for SCS Engineers’ Long Beach and Las Vegas operations. Her experience includes property evaluation and due diligence, site assessment, characterization, remediation; vapor intrusion assessment and mitigation; and hazardous waste management. She has led hundreds of projects, including all phases, from the development of cost estimates for site assessment, mitigation, and remediation, to groundwater monitoring and sampling, preparation and review of final reports, interfacing with regulatory agencies, and management of all aspects of projects, staff, and various subcontractors.

    • Ms. Hutchens serves as Vice President and Environmental Services Director for SCS Engineers’ Long Beach and Las Vegas operations. Her experience includes property evaluation and due diligence, site assessment, characterization, remediation; vapor intrusion assessment and mitigation; and hazardous waste management. She has led hundreds of projects, including all phases, from the development of cost estimates for site assessment, mitigation, and remediation, to groundwater monitoring and sampling, preparation and review of final reports, interfacing with regulatory agencies, and management of all aspects of projects, staff, and various subcontractors.

      See Full Resume

Robert Isenberg
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Robert Isenberg
Senior Vice President/Project Director/National Expert on Geotechnical and on Landfill Design & CQA
Reston, VA
National Expert: Geotechnical; Landfill Desig... +
O. (571) 353-2013

Bob Isenberg, PE, PG, is a Senior Vice President of SCS Engineers and our National Expert on Geotechnical, and Landfill Design/Construction Quality Assurance. He has over four decades of consulting experience in geotechnical and civil engineering projects involving design, analysis, testing, permitting, construction, remediation and repair of solid waste facilities, retaining structures including dams, mine tailing basins, earthen embankments and reservoirs, buildings including power plants, commercial and residential housing and studies of soil and groundwater contamination.

    • Mr. Isenberg, PE, PG, is a Senior Vice President of SCS Engineers and our National Expert on Geotechnical, and on Landfill Design/Construction Quality Assurance. He has over four decades of consulting experience in geotechnical and civil engineering projects involving design, analysis, testing, permitting, construction, remediation and repair of solid waste facilities, retaining structures including dams, mine tailing basins, earthen embankments and reservoirs, buildings including power plants, commercial and residential housing and studies of soil and groundwater contamination. He possesses extensive experience with design of bottom liner and leachate collection systems, final covers, subsurface investigation, redevelopment and remediation of older municipal and private waste landfills, and studies of soil and groundwater contamination.
      Contact Bob at 571-353-2013 or

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Curtis Jang is the President SCS Engineers as of March 2, 2024. He partners closely with our Chief Executive officer and the other members of our executive management team and oversees all corporate services, including finance, information technology, human resources, legal, and mergers and acquisitions. Mr. Jang holds degrees in Economics and Liberal Arts and has over 30 years of experience, 15 years with SCS.

    • Curtis Jang is the President SCS Engineers as of March 2, 2024. He partners closely with our Chief Executive officer and the other members of our executive management team and oversees all corporate services, including finance, information technology, human resources, legal, and mergers and acquisitions. Mr. Jang holds degrees in Economics and Liberal Arts and has over 30 years of experience, 15 years with SCS.
      His career as a finance and accounting executive spans 20 years and encompasses finance, strategic planning, risk management/surety, information technology, and human resources.

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Mr. Jansen has four decades of experience in the waste industry as an environmental compliance Health & Safety specialist. His expertise includes operation of landfills, transfer stations, medical waste facilities, hauling divisions and closed landfills. He has performed Environmental Health & Safety audits in 39 states and Puerto Rico and maintains a membership in the Institute of Internal Auditors. Mr. Jansen is HAZWOPER certified. He has developed and maintained numerous environmental and Health & Safety records to ensure compliance with federal, state and local regulatory agencies as required by their permits, regulations, and OSHA Standards.

    • Mr. Jansen has four decades of experience in the waste industry as an environmental compliance Health & Safety specialist. His expertise includes operation of landfills, transfer stations, medical waste facilities, hauling divisions and closed landfills. He has performed Environmental Health & Safety audits in 39 states and Puerto Rico and maintains a membership in the Institute of Internal Auditors. Mr. Jansen is HAZWOPER certified. He has developed and maintained numerous environmental and Health & Safety records to ensure compliance with federal, state and local regulatory agencies as required by their permits, regulations, and OSHA Standards.
      As a Senior Project Advisor, he provides clients with sustainable and innovative solutions to their regulatory requirements, and perform and document environmental health and safety audits for landfills, transfer stations, waste hauling divisions, medical waste incinerators, and closed landfills. Mr. Jansen will develop action plans to ensure client compliance with audit findings, and he will conduct and document health & safety training for clients and for SCS Engineers and SCS Field Services employees. Mr. Jansen will consultant on remedial activities at landfills, transfer stations, and other waste disposal facilities and develop solutions to address the unique conditions at each facility.

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Mr. Jenkins is an environmental engineer (EIT) and Certified Environmental Manager (CEM) experienced in providing consulting services, managing environmental liabilities, and maintaining regulatory compliance for clients. He specializes in the investigation and remediation of soil, soil vapor, and groundwater contamination, and is experienced with the management of project portfolios in various manufacturing and oil/gas sectors.

    • Mr. Jenkins is an environmental engineer (EIT) and Certified Environmental Manager (CEM) experienced in providing consulting services, managing environmental liabilities, and maintaining regulatory compliance for clients. He specializes in the investigation and remediation of soil, soil vapor, and groundwater contamination, and is experienced with the management of project portfolios in various manufacturing and oil/gas sectors.
      Investigation activities have included planning and work plan preparation, regulatory and right-of-way permitting, soil sampling and geologic classification, drilling oversight, groundwater sampling, well installation, and incorporation of high-resolution investigation technologies, such as cone penetration testing (CPT), and membrane interface probe (MIP) and ultra-violet optical screening tool (UVOST) assessments. On remediation projects, he has implemented technologies that include soil vapor extraction (SVE), groundwater extraction (GWE), air-sparging, dual- phase extraction (DPE), vacuum- enhanced extraction, in-situ chemical oxidation (ISCO), In-situ chemical reduction (ISCR), oxygen releasing compounds (ORC), soil mixing and stabilization, enhanced bioremediation, injection of colloidal carbon amendments, electrical resistance heating (ERH), large-diameter auger excavations, and over-excavation.
      Mr. Jenkins is proficient in all aspects of project management, including proposals, budgeting, directing project teams and schedules, completing deliverables, and financial forecasting. He is knowledgeable of and thoroughly understands state and local regulations in California, Arizona, and Nevada.

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Kevin Jensen conducts solid waste, air, wastewater, and other environmental monitoring and reporting projects largely for private, industrial clients. Projects typically involve landfill groundwater reporting, environmental permitting, pollution prevention planning, and facility inspection services. Facilities include industrial landfills, various manufacturing and processing companies, service and construction companies, and municipal landfills and transfer stations. Additional experience includes compost facility permitting, compliance audits, and compliance and certification training.

    • Kevin Jensen conducts solid waste, air, wastewater, and other environmental monitoring and reporting projects largely for private, industrial clients. Projects typically involve landfill groundwater reporting, environmental permitting, pollution prevention planning, and facility inspection services. Facilities include industrial landfills, various manufacturing and processing companies, service and construction companies, and municipal landfills and transfer stations. Additional experience includes compost facility permitting, compliance audits, and compliance and certification training.
      He prepares Annual Water Quality Reports, Spill Prevention, Control, and Countermeasures Plans, and Storm Water Pollution Preventions Plans. He has participated in EPA Superfund Site reviews and prepared the Quality Assurance Project Plans. Project sites include agriculture and metals processing plants, limestone and gypsum mining and processing plants, fuel storage facilities, active and closed landfills, and superfund sites.

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Bruce Jernigan
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Bruce Jernigan
Senior Project Advisor
Long Beach, CA
National Expert: Liquids Management
O. (281) 989-6270

Mr. Jernigan is a Senior Project Advisor responsible for providing advice and support across all SCS business lines. He is skilled at consensus building among a variety of interests and across scientific, technical, legal and regulatory disciplines while combining the fiscal discipline of budgets, cost control, and managed returns to produce optimal solutions. His expertise includes Regulatory compliance; Environmental Management Systems; RCRA Solid Waste; RCRA Hazardous Waste; Remedial investigations; Feasibility studies; Managed remediation; Brownfields; Superfund; and Regulatory and multi-party settlements.

    • Mr. Jernigan is a Senior Project Advisor responsible for providing advice and support across all SCS business lines. He is skilled at consensus building among a variety of interests and across scientific, technical, legal and regulatory disciplines while combining the fiscal discipline of budgets, cost control, and managed returns to produce optimal solutions. His expertise includes Regulatory compliance; Environmental Management Systems; RCRA Solid Waste; RCRA Hazardous Waste; Remedial investigations; Feasibility studies; Managed remediation; Brownfields; Superfund; and Regulatory and multi-party settlements.
      Prior to joining SCS, Mr. Jernigan worked for waste management companies in leadership roles and successfully managing a national team servicing 1,200 operating locations to achieve, maintain and improve environmental performance. He has implemented programs, processes, and plans that resulted in year-over-year improvement in environmental performance, across the U.S. and Puerto Rico. Achievements included reduced impacts to the environment (in the disposal division); reduced impacts to communities; and reduced regulatory violations in all lines of the business.
      Contact Bruce at 281-989-6270 or

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Tia Jeter, PE, is a Senior Project Manager with over 18 years of chemical and environmental engineering experience. Her expertise lies in her experiences providing high-level air quality compliance and permitting strategy and troubleshooting, as well as landfill gas system performance evaluation and design. Tia has a demonstrated depth of technical expertise with ambient air dispersion modeling analysis, New Source Performance Standards (NSPS) and National Emission Standards for Hazardous Air Pollutants (NESHAP) compliance, Prevention of Significant Deterioration (PSD) applicability and analysis, air planning and permitting, environmental auditing and reporting, landfill gas control system planning, and environmental compliance. Ms. Jeter is a registered Professional Engineer in the state of Kansas, Missouri, and Iowa.

    • Ms. Jeter is a Senior Project Manager with over 18 years of chemical and environmental engineering experience. Her expertise lies in her experiences providing high-level air quality compliance and permitting strategy and troubleshooting, as well as landfill gas system performance evaluation and design. Tia has a demonstrated depth of technical expertise with ambient air dispersion modeling analysis, New Source Performance Standards (NSPS) and National Emission Standards for Hazardous Air Pollutants (NESHAP) compliance, Prevention of Significant Deterioration (PSD) applicability and analysis, air planning and permitting, environmental auditing and reporting, landfill gas control system planning, and environmental compliance. Ms. Jeter is a registered Professional Engineer in the state of Kansas, Missouri, and Iowa.

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Chris Jimieson, PE, has over two decades of experience as a geological engineer and hydrogeologist on a wide variety of civil and environmental engineering projects. He currently manages environmental compliance, municipal solid waste, and sustainable materials management projects. Chris also has extensive experience managing and reviewing Spill Prevention Control and Countermeasure (SPCC) and Storm Water Pollution Prevention (SWPP) plans. He manages numerous compliance projects providing computer-based training (CBT) modules to help to fulfill clients’ employee compliance training requirements. Chris also consults on environmental projects with industrial, developer, commercial, military, state, municipal, and solid waste clients.

    • Chris Jimieson, PE, has over two decades of experience as a geological engineer and hydrogeologist on a wide variety of civil and environmental engineering projects. He currently manages environmental compliance, municipal solid waste, and sustainable materials management projects. Chris also has extensive experience managing and reviewing Spill Prevention Control and Countermeasure (SPCC) and Storm Water Pollution Prevention (SWPP) plans. He manages numerous compliance projects providing computer-based training (CBT) modules to help to fulfill clients’ employee compliance training requirements. Chris also consults on environmental projects with industrial, developer, commercial, military, state, municipal, and solid waste clients.
      Contact Chris at 608-212-7496 or

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Daniel Johnson
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Daniel Johnson
Vice President/Project Director/National Expert on Brownfields and Landfill Redevelopment
San Diego, CA
National Expert: Brownfields and Landfill Red... +
O. (858) 571-5500

Mr. Johnson is a Vice President of SCS Engineers and a National Expert on Brownfields and Landfill Redevelopment. He is highly experienced in environmental affairs, having managed or been involved with over 1,000 site assessments, including Phase I ESAs, subsurface investigations of chemicals in the vadose and groundwater zones (Phase II), and site remediation, including selection of remedial alternatives for site cleanup. He also has been instrumental in obtaining environmental permits and interfacing with regulatory agencies. Mr. Johnson serves as a member of the San Diego RWQCB, and has managed or been involved with close to 75 site closures.

    • Mr. Johnson is a Vice President of SCS Engineers and a National Expert on Brownfields and Landfill Redevelopment. He is highly experienced in environmental affairs, having managed or been involved with over 1,000 site assessments, including Phase I ESAs, subsurface investigations of chemicals in the vadose and groundwater zones (Phase II), and site remediation, including selection of remedial alternatives for site cleanup. He also has been instrumental in obtaining environmental permits and interfacing with regulatory agencies. Mr. Johnson serves as a member of the San Diego RWQCB, and has managed or been involved with close to 75 site closures.
      Mr. Johnson is well acquainted with current practices regarding environmental assessments, and has spoken at or chaired numerous conferences on hazardous waste issues related to real estate transactions and Brownfields redevelopment. In addition, he has managed numerous site assessment and subsurface investigation projects, including soil boring and monitoring well programs as well as soil gas and geophysical surveys. He has also managed projects where soil vapor extraction (SVE) and bioremediation technologies were utilized for the remediation of the soil and groundwater.
      Contact Dan at 858-571-5500 or

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Mr. Art Jones is a Vice President and Senior Project Manager who provides hands-on mechanical, construction, and operational experience for maintaining and testing landfill gas (LFG), groundwater, and leachate collection systems for over two decades.

    • Mr. Art Jones is a Vice President and Senior Project Manager who provides hands-on mechanical, construction, and operational experience for maintaining and testing landfill gas (LFG), groundwater, and leachate collection systems for over two decades. He has supervised, managed, and/or worked on numerous projects that included operation, maintenance, and reporting of LFG collection systems; and building of specific extraction systems, passive LFG barrier/vent systems, groundwater pump-and-treat systems, leachate collection and control systems, and automatic methane gas detection systems. He has also managed data and reporting requirements for six Title V landfills in Northern California, and worked as a liaison with most environmental agencies at the state, regional, and local levels.
      Mr. Jones has participated in construction and major upgrading and/or overhaul of LFG collection, leachate collection and control, and groundwater pumping systems. This work has included trenching, pipeline installation (both PVC and HDPE), installation of condensate collection facilities (lines, sumps, pumps, etc.), extraction well drilling and/or construction, and installation of blower/flare station components, storage tank facilities, and activated carbon systems. Mr. Jones has managed, supervised, and worked on migration control and recovery system projects as well as groundwater pump-and-treat O&M projects and leachate collection and recovery projects. He has provided sample collection for laboratory analysis for various matrices.

Marilyn Jones is experienced in groundwater monitoring, leachate sampling and reporting, air compliance, Title V permitting, and Tier 2 NMOC testing and reporting.

    • Marilyn Jones is experienced in groundwater monitoring, leachate sampling and reporting, air compliance, Title V permitting, and Tier 2 NMOC testing and reporting.

Mr. Joyce has significant specialized experience related to hydrogeological assessments, facility suitability determinations, environmental due diligence, petroleum cleanups and brownfield asset redevelopment. He is experienced in environmental services related to real estate transactions in support of both acquisitions and sales of environmentally impacted sites, and conducts site investigations and characterizations, including remediation and risk-based cleanups. Additional experience includes underground injection control and sequestration services. Mr. Joyce currently serves an executive on the Nebraska Board of Geologists and as a member of the Committee for Outreach and Uniform Procedures for the Associated State Boards of Geology (ASBOG). In addition, Mr. Joyce also serves on ASBOG’s Committee of Examiners as a Subject Matter Expert related to field investigation, drilling and well design.

    • Mr. Joyce currently serves an executive on the Nebraska Board of Geologists and as a member of the Committee for Outreach and Uniform Procedures for the Associated State Boards of Geology (ASBOG). He also serves on ASBOG’s Committee of Examiners as a Subject Matter Expert related to field investigation, drilling and well design.
      He has completed numerous tank removals, site investigations, and characterizations, including remediation and risk-based cleanups, and has successfully obtained “no further action” status for many of his clients.
      He is familiar with the personnel safety risks associated with open excavations, confined space, and explosion hazards that can be associated with UST removal activities and has completed numerous health and safety plans for investigation activities. His environmental consulting experience spans many technical fronts, focusing primarily hydro-geological services. He is experienced in all phases of underground storage tank facility remediation, environmental due diligence, bedrock assessments, groundwater sampling, health and safety compliance, drilling and reporting. He is a licensed Professional Geologist in Nebraska, Kansas, Missouri, and Illinois. He is licensed Nebraska well drilling and pump installation contractor and licensed Oklahoma Remediation Consultant.

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Ms. Junaid is experienced in environmental engineering and remediation. She is experienced with various types of environmental projects including environmental site assessments, development and implementation of remediation strategies (i.e. soil blending/source removal plans), preparation of dewatering plans and associated regulatory permit applications, preparation of Site-Specific Health and Safety Plans, Dust Control Plans, Soil Management Plans, groundwater Monitoring Only Plans, Drainage Assessment Plans, Quarterly Monitoring Reports, Site Assessment Reports, etc. She also has experience with well installation, soil and groundwater sampling, methane gas monitoring, groundwater depth to water surveys, drum disposal oversight, construction oversight, coordinating field events, training staff on field sampling and reporting, and report writing and review. She works closely with SCS’s southeast regional clients.

    • Ms. Junaid is experienced in environmental engineering and remediation. She is experienced with various types of environmental projects including environmental site assessments, development and implementation of remediation strategies (i.e. soil blending/source removal plans), preparation of dewatering plans and associated regulatory permit applications, preparation of Site-Specific Health and Safety Plans, Dust Control Plans, Soil Management Plans, groundwater Monitoring Only Plans, Drainage Assessment Plans, Quarterly Monitoring Reports, Site Assessment Reports, etc. She also has experience with well installation, soil and groundwater sampling, methane gas monitoring, groundwater depth to water surveys, drum disposal oversight, construction oversight, coordinating field events, training staff on field sampling and reporting, and report writing and review. She works closely with SCS’s southeast regional clients.
      Ms. Junaid has worked with Miami-Dade County Department of Environmental Resources Management (DERM), Broward County Resilient Environment Department Environmental Permitting Division, Florida Department of Environmental Protection (FDEP), and South Florida Water Management District (SFWMD) on a variety of projects, including due diligence investigations, site investigations, remediation, land redevelopment, and construction services. Facilities have included historical agricultural land and golf courses, landfills/lakefills, former railroad yards, municipal parks, residential and commercial/industrial properties, wetlands, transfer and substations, and support facilities (buildings, drainage, stormwater, utilities). Contaminants encountered in soil and groundwater media include metals, pesticides, herbicides, ammonia, nitrate, petroleum products, polycyclic aromatic hydrocarbons (PAHs), volatile organic compounds (VOCs), and solvents. Notable projects that Junaid has been involved with are described below.
      She obtained her B.S. in Civil Engineering, with a concentration in water resources and environmental engineering, from the University of South Florida in 2018.

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Dana Justice
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Dana Justice
Senior Marketing Coordinator/National Expert on Brownfields Grants
Tempe, AZ
National Expert on Brownfields Grants
O. (858) 583-7742

Dana Justice is on of our National Experts on Brownfields Grants. She has a depth of experience working on Brownfield projects with public sector clients, including identification of funding opportunities, assisting with grant application preparation, and assisting with grant implementation and administration. She is experienced in the area of environmental consulting, specializing in marketing and business development, with a focus on strategic marketing, positioning strategy, and proposal development. She is the Marketing Specialist for SCS’s Environmental Services consulting and engineering operations within the Southwestern United States, the largest of SCS’s engineering business units. She also has experience performing components of Phase I Environmental Site Assessments (ESAs) and complex data evaluations, including database development, maintenance, programming, and reporting.

    • Dana Justice is one of our National Experts on Brownfields Grants. She has a depth of experience working on Brownfield projects with public sector clients, including identification of funding opportunities, assisting with grant application preparation, and assisting with grant implementation and administration. She is experienced in the area of environmental consulting, specializing in marketing and business development, with a focus on strategic marketing, positioning strategy, and proposal development. She is the Marketing Specialist for SCS’s Dana Justice is our National Expert on Brownfields Grants. She is the Marketing Specialist for SCS’s Environmental Services consulting and engineering operations within the Southwestern United States, the largest of SCS’s engineering business units. She also has experience performing components of Phase I Environmental Site Assessments (ESAs) and complex data evaluations, including database development, maintenance, programming, and reporting.
      Ms. Justice has a Bachelor’s degree in Business Administration with a Marketing emphasis, and an MBA with a specialization in International Business.
      Contact Dana Justice at 858-427-0805 or

Mr. Karwoski has 30 years of experience as a hydrogeologist and project manager. He has designed and managed investigations and remediations at existing and proposed landfills; and industrial, Superfund, military, and petroleum sites.

    • Mr. Karwoski has 30 years of experience as a hydrogeologist and project manager. He has designed and managed investigations and remediations at existing and proposed landfills; and industrial, Superfund, military, and petroleum sites. In addition to his environmental consulting experience, Mr. Karwoski was a hydrogeologist with the Wisconsin Department of Natural Resources prior to becoming an environmental consultant. Tom has a B.S. and M.S. in Geology from the University of Wisconsin – Milwaukee.

Mike Kelly, CIRO, is an Ammonia Refrigeration Advisor for our Tracer division. He focuses on Mechanical Integrity Inspections of ammonia refrigeration systems for compliance with the International Institute of Ammonia Refrigeration Standard 6, “Standard for Inspection, Testing, and Maintenance of Closed-Circuit Ammonia Refrigeration Systems”.

    • Mike Kelly, CIRO, is an Ammonia Refrigeration Advisor for our Tracer division. He focuses on Mechanical Integrity Inspections of ammonia refrigeration systems for compliance with the International Institute of Ammonia Refrigeration Standard 6, “Standard for Inspection, Testing, and Maintenance of Closed-Circuit Ammonia Refrigeration Systems”.
      Additional experience includes PSM/RMP requirements. Prior to joining SCS, Mike was responsible for several capital projects (some PSM-related) from development, budgeting, executing and follow-up (Management of Change / Pre-Startup Safety Review).

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Mr. Kenyon has been working in various capacities in the environmental field for over 20 years. He has been instrumental in developing and administering Health and Safety plans for over a decade, and currently serves as the lead content developer for SCS’s internal training programs. He has received OSHA certified Health and Safety training on a variety of industrial safety topics and is an OSHA outreach authorized instructor, and is SWANA certified as a Manager of Landfill Operations (MOLO). He also holds a Certified Safety Professional (CSP) certification from the Board of Certified Safety Professionals.

Ali Khatami
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Ali Khatami
Vice President/Project Director/National Expert on Elevated Temperature Landfills and Landfill Design & CQA
Asheville, NC
National Expert: Landfill Design; Constructio... +
O. (561) 441-1473

Ali Khatami, PhD, PE, LEP, CGC, is a Project Director and a Vice President of SCS Engineers. He is our National Expert on Elevated Temperature Landfills and Landfill Design/Construction Quality Assurance (CQA). He has over 40 years of research and professional experience in mechanical, structural, and civil engineering. He is a licensed Professional Engineer (PE) in Florida and a Florida Licensed Environmental Assessor (LEP). As a National Expert in Landfill Design and Construction Quality Assurance for SCS and an executive member of the corporate office in the area of solid waste management, Dr. Khatami works with various offices of SCS on complicated technical matters, provides advice to technical professionals, provides technical presentations at conferences, provides national webinars, publishes technical papers and blogs, and prepares technical training material for internal use by SCS’s professional staff.

    • Ali Khatami, PhD, PE, LEP, CGC, is a Project Director and a Vice President of SCS Engineers. He is our National Expert on Elevated Temperature Landfills and Landfill Design/CQA. He has over 40 years of research and professional experience in mechanical, structural, and civil engineering. Dr. Khatami has been involved for more than 30 years in the design and permitting of civil/solid waste/environmental projects such as, surface water management systems, drainage structures, municipal solid waste landfills, hazardous solid waste landfills, low level radioactive waste landfills, leachate and wastewater conveyance and treatment systems, gas management systems, hazardous waste impoundments, storage tank systems, waste tire processing facilities, composting facilities, material recovery facilities, landfill gas collection and disposal systems, leachate evaporator systems, and liquid impoundment floating covers.  Dr. Khatami has acquired extensive experience and knowledge in the areas of geology, hydrogeology, hydrology, hydraulics, construction methods, material science, construction quality assurance (CQA), and stability of earth systems.  Dr. Khatami has applied this experience in the siting of numerous landfills.
      Dr. Khatami has developed numerous concepts used in the design of various components of landfills and has coined terminologies for such concepts as Leachate Toe Drain System (LTDS); Rainwater Toe Drain System (RTDS); Gas Pressure Release System (GPRS) above Bottom Liner; Tiered Vertical Gas Wells (TVGW); Minimum Head Design (MHD) for Base Grades; and MHD-Herringbone Hybrid Design (Hybrid) for Base Grades.
      As a National Expert in Landfill Design, Elevated Temperature Landfills, and Construction Quality Assurance and an executive member in the area of solid waste management, Dr. Khatami works with various offices of SCS on complicated technical matters. He provides advice to technical professionals, makes technical presentations at conferences, conducts national webinars, publishes technical papers and blogs, and prepares technical training material for internal use by SCS’s professional staff.
      Dr. Khatami has been involved in the design, permitting, and construction of over 100 landfills in the United States, Europe, and Middle East.  He has significant experience in the design and construction of landfill gas collection and gas disposal systems.  Dr. Khatami has designed numerous landfills with active and passive gas collection systems, permitted several leachate evaporator systems with beneficial reuse of the landfill gas.  As the engineer of record for these facilities, Dr. Khatami has managed construction of these systems following completion of permitting.  Dr. Khatami has been extensively involved in the preparation of Title V permit applications for utility and enclosed flare systems, solar flares, and gas collection systems.
      Dr. Khatami has provided expert services to clients facing structural failure issues at their facilities, to legal counsels representing plaintiffs, to developers defending their planned projects before administrative judges, and to clients during resolution meetings with regulatory agencies.
      Dr. Khatami has significant design and construction experience with low level radioactive landfills.  Dr. Khatami performed as the resident engineer for the closure of the first geosynthetic cover system at the low level radioactive landfill in Barnwell, South Carolina.  The cover system extended over trenches that had been filled for approximately 10 years, and contained waste grades A, B, and C.  Dr. Khatami also performed as the project engineer for the design of a landfill for radioactive contaminated materials generated from the decommissioning of the Fernald Uranium Processing Facility located in Cincinnati, Ohio.  The landfill was designed to perform for a 2,000-year period.  The cross sections of the landfill and storm-water conveyance ditches were designed based on natural shapes of landforms and streams formed over thousands of years to minimize soil erosion from the landfill cover due to wind, and storm-water ditches due to water.  The leachate collection system in the landfill was designed to minimize human involvement in the operation of the landfill over the next 2,000 years.  Extensive compatibility tests were performed to evaluate effect of radioactive isotopes on the integrity of the geosynthetics used in the landfill lining system.  The landfill cover system included components to prevent animals from burrowing over the 2,000 year period.  Dr. Khatami was also involved in the permitting process for accepting hazardous waste as part of a transuranic waste being accepted at the Waste Isolation Pilot Plant (WIPP) facility in Carlsbad, New Mexico.
      Dr. Khatami has also been involved in remediation of many hazardous waste contaminated sites. 
      Contact Dr. Khatami at 561-441-1473 or

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Mr. Kim is a project professional with over 10 years of experience in air quality compliance and permitting, greenhouse gas (GHG) inventories, air monitoring at landfills, and environmental compliance.

    • Mr. Kim is a project professional with over 10 years of experience involving air quality compliance and permitting, greenhouse gas (GHG) inventories, air monitoring at landfills, and environmental compliance. His work at SCS includes preparation of annual GHG reports, Annual Landfill Methane Rule (LMR) reports under AB32, Title V permit applications, permit renewals, landfill gas collection and control system (GCCS) design updates, Annual Emission Reports (AERs), Emission Inventories, and New Source Performance Standards (NSPS) and Startup Shutdown Malfunction (SSM) compliance reports.

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Ms. Kim is a Senior Project Professional with our OM&M Division. She specializes in compliance and permitting.

    • Ms. Kim is a Senior Project Professional with our OM&M Division. She specializes in compliance and permitting.

Mr. King is a Project Manager. He is experienced in landfill and landfill gas (LFG) study, design, permitting, monitoring, and construction projects.

    • Mr. King is a Project Manager with experience in landfill and landfill gas (LFG) study, design, permitting, monitoring, and construction projects. Mr. King has performed and assisted in over a dozen LFG control and remediation projects in Virginia, North Carolina, Russia, India, and Israel, including projects focused on LFG migration control and odor/emissions regulatory control. He also has a variety of experience with landfill construction quality assurance (CQA), groundwater monitoring, environmental services/storage tanks, and RCRA investigations

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