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Business Details
27 Years
experience
Environmental Remediation & Construction Services in California
Since our founding in 1999, ICS has established itself as a leader in environmental and specialty civil engineering contracting. Our founders, Hirad Emadi, P.E., and John R. White, built the company on principles of technical excellence, stringent internal standards, and client-focused solutions. With expertise in hazardous waste remediation, demolition, and water treatment systems, we combine the skills of engineers, scientists, and construction professionals to deliver complex projects across California and Washington. Our teams prioritize safety, evidenced by over two decades of rigorous training programs and recognition in safety awards.

As a ten-time ENR Top 200 Environmental Firm, we bring unparalleled experience to environmental remediation, groundwater treatment, and infrastructure projects. Our self-performed capabilities in excavation, shoring, and mechanical construction allow rapid response to client needs while maintaining compliance with regulatory bodies like DTSC and LAUSD. We measure success through long-term client relationships and measurable environmental impact, such as restoring contaminated sites into usable spaces and upgrading critical water infrastructure.
Services
Site Remediation In-Situ Remediation Ex-Situ Remediation Water Treatment Systems Demolition Services Soil Remediation Groundwater Treatment Hazardous Waste Removal Storm Water Management Landfill Closure
Details
  • Year established: 1999
Highlights and features
  • We offer 25+ years of experience in environmental remediation and construction
  • Our teams include engineers, scientists, and certified construction professionals
  • Ranked among ENR's Top 200 Environmental Firms for 10 consecutive years
  • Self-perform capabilities enable faster project execution and quality control
  • Proven safety record with dedicated training programs since 1999
What people say
Successful project completions Technical expertise Strong safety culture Dedicated professionals Complex project execution
Services
Site Remediation
We specialize in comprehensive site remediation for contaminated properties. Our services address soil and groundwater contamination from hazardous substances like perchlorate, hexavalent chromium, and VOCs. Using both ex-situ and in-situ methods, we've successfully completed projects at former industrial sites, schools, and military facilities. Our approach combines engineering precision with practical construction execution to meet regulatory requirements while minimizing environmental impact.
Water Treatment Systems
Our water treatment system construction addresses PFAS, industrial contaminants, and municipal wastewater challenges. We design and build turnkey systems using advanced technologies like membrane filtration and chemical treatment processes. Projects include constructing treatment plants for drinking water purification and upgrading existing infrastructure to meet modern environmental standards. Our mechanical construction division handles system integration and commissioning for seamless operations.
Demolition Services
We provide full-scale demolition and decontamination services for industrial and commercial structures. Our capabilities include hazardous material abatement, controlled demolition of contaminated facilities, and site restoration. Projects range from former manufacturing plants to underground storage tank removals. We follow strict safety protocols to ensure worker protection and environmental compliance during every demolition phase.
Storm Water Management
Our storm water management solutions prevent erosion and control runoff at construction sites. We install conveyance piping, construct detention basins, and build gabion structures to manage water flow. These systems protect surrounding environments while maintaining compliance with local regulations. Our experience includes landfill storm water systems and urban infrastructure projects requiring specialized drainage solutions.
Landfill Closure
We specialize in complete landfill closure operations, including gas collection system installation and leachate management. Our services cover grading, liner installation, and final cover systems that meet environmental regulations. We've completed closures for municipal and industrial landfills, ensuring long-term site stability and environmental protection through proper engineering controls and monitoring systems.
Questions
What environmental services does ICS specialize in?
We focus on soil and groundwater remediation, wastewater treatment systems, and demolition services for contaminated sites.
Which areas does ICS serve?
We operate throughout California with recent expansion to Washington state projects.
How does ICS ensure project safety?
Our safety program includes mandatory training, on-site monitoring, and annual safety awards recognizing best practices.
What industries do you work with?
We serve government agencies, energy companies, manufacturers, and environmental consultants on remediation projects.
Can ICS handle complex remediation projects?
Yes, we've completed over $13M projects involving multiple contaminants under strict regulatory oversight.