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50+ Years
experience
Environmental Engineering & Consulting Experts
Founded in 1973, EA Engineering Science & Technology has established itself as a leader in environmental consulting and engineering solutions. As a 100% employee-owned public benefit corporation, we prioritize technical excellence, client-focused service, and sustainable practices. Our interdisciplinary teams tackle complex environmental challenges through integrated approaches, combining engineering, science, and technology to deliver defensible, cost-effective solutions. With over 50 years of experience, we serve federal, state, and municipal agencies, private industries, and nonprofits, completing more than 100,000 projects globally. Our commitment to innovation is reflected in our work on emerging contaminants, climate change resilience, and contaminated site remediation.

We maintain rigorous safety standards and have earned recognition as one of America's Top 200 Environmental Firms by Engineering News-Record. Our employee ownership model fosters a culture of accountability, collaboration, and continuous improvement, ensuring clients benefit from dedicated expertise and resource efficiency. Through our Corporate Sustainability Program and community initiatives, we advance environmental stewardship while maintaining economic stability. Our history of solving technically demanding projects positions us to address evolving regulatory landscapes and environmental challenges with proven methodologies and cutting-edge technologies.
Services
Environmental Remediation Climate Change Adaptation Contaminated Site Assessment Ecotoxicology Laboratory Sustainable Solutions Munitions Response Data Management Coastal Resilience Regulatory Compliance Natural Resources Management
Details
  • Year established: 1973
Highlights and features
  • We offer 50+ years of experience in environmental engineering and science
  • Our employee-owned structure ensures dedicated project accountability
  • We implement integrated, interdisciplinary solutions for complex challenges
  • Maintain ISO-certified laboratory standards for analytical precision
  • Recognized as America's Top 200 Environmental Firms by ENR
Services
Contaminated Site Remediation
Our contaminated site remediation services address soil, groundwater, and sediment contamination through customized solutions combining advanced engineering and scientific analysis. We conduct comprehensive site assessments, develop remediation strategies, and implement sustainable cleanup solutions that meet regulatory requirements while minimizing environmental impact. Our team specializes in complex cases involving emerging contaminants and legacy pollutants.
Climate Change Adaptation
Climate change adaptation services help clients assess vulnerabilities and develop resilient infrastructure solutions. We employ predictive modeling and risk assessment tools to create adaptive strategies for coastal areas, water resources, and critical infrastructure. Our approach integrates climate projections with engineering design to ensure long-term operational viability and regulatory compliance across diverse environmental conditions.
Ecotoxicology Laboratory
Our accredited ecotoxicology laboratory provides analytical testing for environmental samples, specializing in assessing chemical impacts on aquatic and terrestrial ecosystems. Services include toxicity testing, contaminant analysis, and bioaccumulation studies that support regulatory compliance and remediation decision-making. The lab maintains rigorous quality standards for accurate, defensible data in environmental impact assessments.
Munitions Response
Munitions response services address unexploded ordnance (UXO) and military munitions contamination through systematic assessment and safe remediation. We employ specialized geophysical detection techniques and risk-based decision frameworks to characterize affected sites and implement controlled remediation. Our team follows strict safety protocols for military and civilian applications while maintaining regulatory compliance with DoD standards.
Sustainable Solutions
Sustainable solutions integrate environmental, economic, and social considerations into project design and implementation. We develop nature-based infrastructure, energy-efficient systems, and resource conservation strategies that align with corporate sustainability goals. Our approach emphasizes lifecycle analysis and measurable environmental benefits while maintaining technical feasibility and cost-effectiveness for long-term client value.
People
Ian D. MacFarlane
President and CEO
With over 30 years of environmental engineering experience, Ian MacFarlane leads EA's strategic direction as President and CEO. He has spearheaded the company's transition to a public benefit corporation while maintaining technical excellence and client service standards. His leadership emphasizes integrated problem-solving and sustainable business practices.
Questions
What environmental services does EA specialize in?
EA specializes in contaminated site remediation, climate change adaptation, ecotoxicology testing, munitions response, and sustainable infrastructure solutions for public and private sector clients.
How long has EA been in business?
EA has provided environmental engineering services since 1973, with a 50-year history of solving complex environmental challenges through integrated scientific and engineering approaches.
What makes EA different from other environmental firms?
As a 100% employee-owned public benefit corporation, EA combines technical expertise with an ownership culture that emphasizes accountability, innovation, and sustainable solutions for complex environmental challenges.
Does EA handle military environmental projects?
Yes, EA provides specialized services for military clients including munitions response, contaminated site assessment, and environmental compliance solutions at defense installations nationwide.
How does EA approach climate change challenges?
EA employs predictive modeling and risk assessment tools to develop adaptive infrastructure solutions that incorporate climate projections into engineering design for long-term resilience.
What laboratory services does EA offer?
EA's accredited ecotoxicology laboratory provides toxicity testing, contaminant analysis, and environmental impact assessments to support regulatory compliance and remediation decision-making.
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