These are Our People

We are a team of geologists, scientists, licensed professionals, managers, individuals, family members, members of the community, highly experienced, youthful ideas, and everything in between. Our leadership and proactive approach empowers us all to be client-focused, responsive, creative, and accountable to our clients, our peers, our organization.

This Is Us

Jim Taylor, P.G.
Geologist, President

  • Licensed Professional Geologist: Pennsylvania, Delaware
  • Geoscience Degree from Penn State University
  • Master of Environmental Pollution Control from Penn State Great Valley
  • 35+ year career in geology and environmental consulting
  • Contaminant Characterization and Remediation, PA Act 2
  • Environmental Assessments & Risk Management
  • Drinking Water Supply, Nitrate Modeling, Land Use Planning
  • LinkedIn Profile

    Andy Sokol, P.G.
    Geologist, Vice-President

  • Licensed Professional Geologist: Pennsylvania, Delaware
  • Geology Degree from Penn State University
  • 30+ years of professional experience in geology and environmental consulting
  • Solid Waste Landfills, Expansions, Compliance, Operations
  • Deciphering complex geology and hydrogeology in the Triassic Basin
  • Insurance Claims, Spill Response, Coordination & Mitigation
  • Geologic Characterizations, PA Act 2, Emerging Contaminants
  • LinkedIn Profile

    Mike Napolitan, P.G.
    Geologist, Principal

  • Licensed Professional Geologist: Pennsylvania, Delaware
  • Earth Science degree from Penn State University
  • Master in Applied Geology from University of Pennsylvania
  • Geology and hydrogeology investigations of large-scale corrective action projects
  • Advanced Technologies, Landfills, Water Supply, Resource Exploration, Geophysics
  • F&T Modeling, Geothermal Groundsource Testing
  • GIS Mapping and Relational Database, Author and Presenter
  • FAA Unmanned Aircraft Pilot License
  • Aerial/Drone Mapping, Complex Analytics, Point-Cloud Modeling
  • Expert/Legal Testimony
  • LinkedIn Profile

    Bill Gothier
    Scientist, Senior Project Manager

  • GeoEnvironmental Studies Degree from Shippensburg University
  • Stormwater Management, Permitting & Compliance
  • Industrial Permitting & Compliance
  • Spill Response, Coordination & Mitigation
  • Watershed Restoration, Grant Opportunities

  • Alyssa Schell
    Scientist, Project Manager

  • Environmental Science Degree from Muhlenberg College
  • Masters in Environmental Protection & Compliance Management from Saint Joseph University
  • Superfund Compliance: Monitoring & Reporting
  • Manages complex multi-year sampling events
  • Environmental Compliance, Data Collection & Validation
  • Health & Safety, Industrial Compliance
  • Develops and teaches OSHA training courses
  • Emerging Contaminants, PFAS/PFOS, 1,4 Dioxane
  • LinkedIn Profile

    Mikaela Inforzato
    Geologic Scientist

  • Licensed Geologist in Training: Pennsylvania
  • Geology Degree from California University of Pennsylvania
  • Geologic & Hydrogeologic Characterization, Monitoring Wells, Logging, Aquifer Testing
  • Landfill Compliance, Water Quality Sampling, Environmental Monitoring
  • GIS Mapping, Data Management

  • Ed Claypoole, NJ LSRP
    New Jersey Licensed Site Remediation Professional (LSRP), Senior Manager

  • Environmental Science Degree from Stockton University
  • 30+ years of professional experience in environmental consulting
  • Licensed NJDEP LSRP
  • Licensed EPA/AHERA Asbestos Building Inspector/Management Planner
  • Licensed NJDOH Lead-Based Paint Inspector/Risk Assessor
  • Property Redevelopment, Building Demolition and Renovation
  • Risk Assessments, Environmental Site Assessments, New Jersey and Delaware Regulations
  • LinkedIn Profile

    Bernie Beegle, P.G.
    Geologist, Senior Manager

  • Licensed Professional Geologist: Pennsylvania, Delaware, New York, North Carolina, Tennessee
  • Geology Degree from West Chester University
  • 30+ years of professional experience in environmental consulting
  • Geology and Hydrogeology Investigations, Field Services, Marcellus Shale
  • Heavy Metal Contamination, Battery Site Reclamation, Brownfields
  • Health & Safety, Industrial Compliance, Audits, RCRA
  • Develops and teaches training courses
  • Environmental Site Assessments

  • Celeste Takach
    Scientist, Biologist

  • Ecology, Conservation, & Field Biology Degree from Bloomsburg University
  • Freshwater Systems of Pennsylvania, Macroinvertebrates, Water Quality Studies
  • Wetland Delineation
  • Stormwater Management, Green Systems
  • Penn State Extension: Master Watershed Steward Certification
  • LinkedIn Profile

    Alexa Specht

  • Physics Degree from Swarthmore College
  • Corporate Sustainability, Environmental Compliance
  • Stormwater Management, Green Systems
  • Data Management, Data Validation, Programming
  • LinkedIn Profile

    Carol Jerrahian
    Senior Administrator.

  • Office Operations, Accounts, Corporate Marketing

  • Published Papers

    Our people are authors, presenters, coaches, and trainers on numerous topical subjects. We encourage you to peruse and use the resources, and please feel free to contact any one of us to discuss topics in greater detail.

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    Grow With Us

    From day one, new staff make important contributions toward our goals and client satisfaction, while enjoying the benefits of joining our family-friendly firm that is deeply committed to the well-being and professional growth of each member.

    TGS looks to create a Rewarding Career for our people in a fun and dynamic work environment, where lifetime relationships cultivate a group dedicated to each other's goals and our client's success.

    Join Our Team

    Health and Safety

    Health & Safety is Primary. We strive to prevent work-related injuries through effective training, current education, hazard identification, risk assessment, strategic planning and advanced technologies. We implement policies, procedures, operations and technologies to increase awareness and achievement of our H&S goal. H&S leadership educates our team and evolves our goals to stay current with an ever changing environment and industry.