Environmental Assessment Services, LLC (EAS) is a nationally known, scientific environmental characterization company based in Eastern Washington since 2005. We are a small Alaska Native Corporation (ANC)-owned business certified under the Small Business Administration 8(a) program and a Minority Business Enterprise (MBE) certified under the Northwest Mountain Minority Supplier Development Council. EAS specializes in bringing state-of-the art sampling techniques and technologies, environmental experts, and a proven track record of solid field performance to tackle complex scientific challenges; comply with regulatory requirements; and monitor, protect, and restore natural resources while maintaining operational objectives. Our quality work products pivot on performing scientifically sound studies in the following key service areas:

Brett Tiller

CEO/Principal Scientist

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