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Luis E. Castillo Jr

J.S. Held Releases Insights on Risks & Opportunities Expected to Impact Organizations in 2025

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Luis is an Environmental Scientist with over four years of environmental remediation/investigation and consulting experience. Luis has worked in several project settings, including commercial, industrial, and residential. He also specializes in environmental fieldwork, which includes groundwater, air, and soil sampling, in-situ/ex-situ remediation activities, project-specific tasks, and assessments/inspections, with experience in report writing and NJDEP documentation.

Luis's current role at J.S. Held is Environmental Scientist II, in which he works closely with project managers and LRSP on remediation/investigation projects with a focus on groundwater, soil, and vapor remediation on commercial and industrial properties. He oversees and supervises contractors during remediation assessments, soil borings/drilling, well installation, UST removal/activities, and GPR surveying. He also assists in planning remedial projects to discuss the next steps in project progression and completion.

Key Expertise

  • Brownfield Redevelopment & Remediation
  • Ecological Assessment & Remediation
  • Environmental Investigations
  • Environmental Liability Assessment
  • Environmental Litigation Support
  • Environmental Remediation
  • Environmental Risk Management
  • Groundwater Remediation
  • Environmental Monitoring
  • Licensed Site Remediation Professional (LSRP)
  • PFAS Assessment & Remediation
  • Soil Remediation
  • Environmental Due Diligence
  • Natural Resource Damages

J.S. Held is recognized as an ENR Top 200 Environmental Consulting Firm and industry leader in the Verdantix Green Quadrant for Sustainability & ESG Consulting.