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Expert Environmental Solutions for Sustainable Projects in Seattle
At Confluence Environmental Company, we deliver strategic solutions for environmental challenges through expertise in science, project management, and regulatory strategy. Our multidisciplinary team combines decades of experience in aquatic ecology, wetland science, and environmental compliance to address complex projects for public and private clients. We prioritize client service, quality work, and staff satisfaction, ensuring projects are staffed with experts capable of delivering innovative solutions. Our commitment to empowering employees to pursue their passions drives our success in improving communities through sustainable practices. We specialize in navigating regulatory frameworks, designing habitat restoration, and leveraging GIS technology for data-driven decisions.

With a focus on collaboration, we partner with clients and stakeholders to achieve common goals efficiently. Our work spans marine, freshwater, and terrestrial environments, addressing mitigation needs and fostering ecosystem resilience. Recognized for technical excellence, our team has contributed to award-winning projects and industry advancements. We are dedicated to transparency, ethical practices, and continuous improvement in environmental stewardship. This approach solidifies our reputation as a trusted leader in environmental consulting.
Services
Environmental Project Management Natural Resource Services Mitigation & Restoration Regulatory Compliance GIS Solutions UAV Data Collection
Highlights and features
  • We combine scientific expertise with regulatory knowledge to deliver effective solutions.
  • Our multidisciplinary team addresses complex environmental challenges with innovative approaches.
  • We prioritize client collaboration and transparent communication throughout projects.
  • Our geospatial technology capabilities enhance project accuracy and efficiency.
  • We maintain a proven track record in habitat restoration and mitigation planning.
Services
Environmental Project Management
Our environmental project management integrates regulatory strategy, tribal consultation, and permitting to streamline complex initiatives. We coordinate multidisciplinary teams to achieve compliance while maintaining project timelines and budgets. Clients benefit from tailored solutions that balance ecological needs with development goals through proven risk mitigation frameworks.
Natural Resource Services
We assess and protect aquatic and terrestrial habitats through specialized expertise in wetland science, fisheries biology, and wildlife conservation. Our strategies include impact avoidance measures and species recovery plans. Clients receive science-based guidance for minimizing environmental footprints across marine, estuarine, and freshwater ecosystems.
Mitigation & Restoration
Our mitigation design implements habitat restoration projects that meet regulatory requirements or serve as standalone ecological improvements. We monitor implementation success using scientific benchmarks. Clients gain sustainable solutions for freshwater, marine, and upland environments through adaptive management approaches.
Regulatory Compliance
We navigate regulatory frameworks by preparing environmental documentation and securing permits for development projects. Our specialists address SEPA/NEPA compliance and endangered species consultations. Clients benefit from efficient approval processes through proactive agency coordination and policy expertise.
GIS Solutions
Our geospatial services combine spatial data with environmental expertise for informed decision-making. Capabilities include habitat mapping, elevation modeling, and data integration. Clients receive customized GIS tools that enhance project planning accuracy and regulatory reporting effectiveness through advanced spatial analytics.
People
Eric Doyle
Managing Senior Aquatic Ecologist
Eric Doyle leads aquatic ecology initiatives at Confluence, with expertise in salmon recovery and ecosystem modeling. He contributes to industry advancements through published research and award-winning projects. His work focuses on integrating long-term monitoring with habitat restoration solutions for sustainable waterway management.
Lisa Adolfson
Senior Principal Environmental Planner
Lisa Adolfson specializes in environmental planning and regulatory compliance strategy. She directs complex project teams to achieve permitting milestones while maintaining ecological integrity. Her leadership emphasizes collaborative problem-solving and innovative approaches to land use challenges across diverse ecosystems.
Chris Cziesla
Senior Principal Marine/Fisheries Biologist
Chris Cziesla provides marine and fisheries expertise for coastal restoration projects. He develops science-based strategies to protect aquatic habitats while supporting sustainable development. His technical leadership ensures regulatory compliance through rigorous biological assessments and adaptive management frameworks.
Kerrie McArthur
Managing Senior Biologist
Kerrie McArthur specializes in ecological restoration and regulatory permitting. As a certified ecological restoration practitioner, she designs mitigation plans that balance environmental protection with infrastructure needs. Her work emphasizes scientific rigor and stakeholder collaboration for successful project outcomes.
Rehana Ali
Accounting Specialist
Rehana Ali manages financial operations for Confluence Environmental Company. She ensures accurate budget tracking and financial reporting across grant-funded and client-sponsored projects. Her expertise supports seamless project execution through fiscal oversight and resource optimization strategies.
Questions
What environmental services does Confluence specialize in?
We offer environmental project management, habitat restoration, regulatory compliance, GIS analysis, and UAV data collection for clients nationwide.
How does Confluence approach regulatory permitting?
We develop tailored strategies for SEPA/NEPA compliance, endangered species consultations, and permit acquisition through proactive agency coordination and scientific documentation.
What geographic areas do you serve?
Our primary service areas include the Pacific Northwest, Washington State, and Louisiana, with project capabilities nationwide.
Can you handle complex restoration projects?
Yes, our team designs and implements habitat restoration initiatives for marine, freshwater, and terrestrial environments using adaptive management techniques.
Do you use advanced geospatial technology?
We integrate GIS and UAV systems for precise habitat mapping, elevation modeling, and data-driven environmental decision-making across projects.
How do you engage with clients throughout projects?
We maintain transparent communication through regular updates, collaborative planning sessions, and science-based recommendations tailored to client objectives.