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Environmental Science & Project Management Experts in Seattle
At Confluence Environmental Company, we specialize in delivering comprehensive solutions at the intersection of environmental science, project management, and regulatory compliance. Our multidisciplinary team combines expertise in fish and wetland ecology, habitat restoration, and geospatial analysis to address complex environmental challenges. With decades of collective experience, we provide strategic guidance for public and private sector clients navigating regulatory frameworks and ecological preservation. Our approach integrates cutting-edge technology with field-based expertise to develop sustainable, science-driven solutions tailored to each project's unique requirements. We maintain rigorous adherence to scientific standards while fostering collaborative relationships with stakeholders, including tribal communities and regulatory agencies.

Our track record demonstrates consistent success in securing permits, mitigating environmental impacts, and implementing restoration projects across diverse ecosystems. Through continuous innovation in aerial data collection and GIS applications, we enhance project efficiency and data accuracy. Our commitment to excellence is reflected in our ability to deliver technically robust solutions while maintaining transparent communication throughout the project lifecycle. This combination of technical proficiency and stakeholder engagement positions us as trusted partners in environmental project delivery.
Services
Environmental Project Management Natural Resource Services Mitigation & Restoration Regulatory Strategy Geospatial Solutions UAV Services
Highlights and features
  • We offer multidisciplinary teams with specialized expertise in aquatic and terrestrial ecosystems
  • Our scientists hold advanced degrees and professional certifications in environmental disciplines
  • We combine field research with cutting-edge GIS and UAV technology for data-driven solutions
  • Our regulatory specialists maintain strong relationships with federal and state agencies
  • We have successfully completed complex projects for major public agencies and private clients
What people say
Technical expertise Regulatory knowledge Project management Scientific rigor Client communication
Services
Environmental Project Management
Our environmental project management services coordinate complex initiatives from concept to completion. We integrate regulatory strategy, tribal consultation, and technical expertise to streamline environmental reviews and permitting processes. Our team ensures compliance with federal, state, and local regulations while maintaining project timelines and budgets. Clients benefit from our proven ability to manage multidisciplinary teams and deliver comprehensive solutions for capital improvement and restoration projects.
Natural Resource Services
We provide expert assessment and protection of aquatic and terrestrial ecosystems through comprehensive natural resource services. Our scientists specialize in habitat characterization, species conservation planning, and impact mitigation strategies. By combining field research with regulatory expertise, we develop science-based solutions that balance environmental protection with project requirements. Services include wetland delineation, wildlife habitat assessment, and freshwater/marine ecosystem analysis for both public and private sector clients.
Regulatory Strategy
Our regulatory strategy services help clients navigate complex environmental permitting requirements. We develop customized compliance frameworks for SEPA/NEPA documentation, endangered species consultations, and habitat conservation plans. Our specialists maintain current knowledge of evolving regulations and agency expectations to ensure efficient permit acquisition. We also assist government agencies in improving regulatory processes through policy reform recommendations and procedural optimization initiatives.
Geospatial Solutions
Our geospatial solutions combine advanced GIS technology with environmental science expertise to support data-driven decision making. We create customized geodatabases, perform spatial analysis, and develop mapping products that integrate ecological and regulatory considerations. These tools enhance project planning, improve regulatory compliance documentation, and support habitat restoration efforts through precise spatial modeling and visualization techniques tailored to specific project needs.
UAV Services
Our unmanned aerial vehicle (UAV) services provide high-resolution data collection for environmental assessment and monitoring. We employ advanced aerial survey methods to document natural and built environments, including wetlands, streams, and cultural resources. This technology enables efficient site characterization, habitat mapping, and progress monitoring while reducing field time and costs. Data outputs include digital elevation models and vegetation cover maps that integrate with GIS systems for comprehensive analysis.
People
Lisa Adolfson
Senior Principal Environmental Planner
Lisa Adolfson leads environmental planning initiatives with 25+ years of experience in regulatory compliance and project management. She specializes in coordinating complex environmental reviews and developing strategic permitting approaches for infrastructure projects.
Chris Cziesla
Senior Principal Marine/Fisheries Biologist
Chris Cziesla directs marine and fisheries research programs with expertise in aquatic ecosystem assessment and habitat restoration. He has led numerous coastal and estuarine projects requiring specialized biological expertise and regulatory coordination.
Eric Doyle
Managing Senior Aquatic Ecologist
Eric Doyle oversees aquatic ecology projects with specialization in freshwater systems and endangered species assessments. He manages field teams conducting habitat evaluations and develops mitigation strategies for water resource projects.
Adam Merrill
Managing Senior Regulatory Specialist
Adam Merrill provides regulatory expertise for environmental permitting and compliance. He specializes in navigating federal and state regulatory frameworks, particularly for infrastructure projects requiring complex environmental documentation and agency coordination.
Kerrie McArthur
Managing Senior Biologist
Kerrie McArthur leads biological assessment teams with expertise in wetland delineation and terrestrial habitat analysis. Certified in ecological restoration, she develops science-based mitigation plans and conducts endangered species surveys for diverse project types.
Questions
What environmental services does Confluence offer?
We provide environmental project management, natural resource assessment, regulatory compliance, GIS analysis, and UAV surveying services for public and private sector clients.
How do you handle complex regulatory requirements?
Our regulatory specialists develop customized compliance strategies and maintain current knowledge of evolving regulations to ensure efficient permit acquisition and documentation.
What geographic areas do you serve?
We primarily serve Washington State with projects in Seattle, Puget Sound, and surrounding regions for both local and federal agencies.
How does your GIS expertise benefit projects?
Our geospatial analysis integrates ecological data with regulatory requirements to create visualization tools that improve decision-making and compliance documentation.
What makes your UAV services unique?
We combine aerial data collection with field science to create detailed habitat maps and digital models that enhance project planning and monitoring efficiency.
Can you assist with endangered species compliance?
Yes, our biologists conduct species assessments and develop conservation plans that meet federal and state regulatory requirements for project approval.