ABOUT US
Environmental Science & Assessment (ES&A) provides natural resource assessment and environmental permitting services for municipalities, industry, and private developers.
ES&A staff possess extensive experience in environmental planning and natural sciences. We work daily with local, state, and federal regulators to address our clients' site assessment, planning, and permitting needs.
ES&A offers specialties in wetland assessment, environmental permitting, botany, and Endangered Species Act compliance. We have completed hundreds of projects in the Portland Metro area since founding ES&A in 2000. Our extensive local experience and highly attentive staff serve our clients well.
THE TEAM
We assist our clients by identifying significant resource issues early in the design process to reduce the risk of costly delays and redesign efforts due to unanticipated regulatory constraints.
ES&A staff members are specialists in wetland assessment, environmental permitting, ESA compliance, or a combination of these disciplines.
Principal/Senior Environmental Scientist
Wallace Leake
Wallace has over 25 years of professional experience providing site planning services and preparing environmental documentation. Wallace has expert knowledge of federal and state regulatory policies related to wetland and waterway impacts, mitigation planning, and land use.
Principal/Senior Wetland Scientist
Jack Dalton
Jack has over 25 years of experience providing natural resource assessment services, including; wetland documentation, permitting, habitat assessment, wetland and riparian mitigation design, and restoration planning. His work experience on multi-disciplinary design teams has involved wetland mitigation design, habitat restoration, road and trail alternatives analysis, master planning, and natural resource inventories. His natural resource background includes work in habitat assessment, avian surveys, plant surveys, and wildlife research throughout the Pacific Northwest.
Wetland Technician
Racine Robinson
Racine joined ES&A in 2021. Racine assists in field investigations and prepares environmental documents, including wetland delineation and site assessment reports. They also help with marketing and other administrative tasks and have two years of experience collecting and analyzing environmental data and one year of experience preparing planting plans.
Wetland Technician
Nicole Popp
Nicole joined ES&A in 2023. She holds a BS in Environmental Science with a minor in Biology from Portland State University. Her background includes stable isotope ecology, stream restoration, and aquatic macroinvertebrates. Nicole has field experience in educational settings, identifying plants and macroinvertebrates. At ES&A, she works on projects involving wetland delineations, permitting, site monitoring, plant identification, data analysis, marketing, administration, and resource mapping.