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(503) 241-5444

Roger N Smith Associates, Inc. (RNSA) Specializing in groundwater and environmental professional services in the Portland, Oregon area.

RNSA, Inc.
1400 SW Davenport Street
Portland, OR 97201
United States

5037819197

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Welcome to Roger N Smith Associates, Inc.


Roger N Smith Associates, Inc. (RNSA) is a firm specializing in groundwater and environmental professional consulting services. For the past 30 years RNSA has successfully completed over 1,000 projects for clients with groundwater and environmental issues. RECENT LEAD IN DRINKING WATER SAMPLING PROJECT COMPLETED.

The goal of our organization since incorporating in 1986 has been to provide responsive, informed and collaborative expertise focused on client’s needs. This experience has resulted in our knowledge of easily adapting to client formats, be it large or small private businesses, federal, state or municipal governments.

A description of expertise, licenses are presented below along with services which are linked to details project examples.

Who We Are

Learn more about RNSA and the ground water and environmental services we provide.

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Hydrogeology

Learn more about Hydrogeology.

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Environmental Management

Learn more about Environmental Management.

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Mission Statement
RNSA’s mission is to serve the client by working together, understanding goals and applying our experience and expertise to create solutions that are effective, efficient an implemented in a safe manner. The highest value of the company is integrity of our work and the willingness to stand behind our product.


Roger N Smith Associates, Inc. (RNSA)
1400 SW Davenport Street, Portland, OR 97201
Office: (503) 241-5444 Fax: (503) 241-1441

Specializing in Groundwater & Environmental
Professional Services in Portland, Oregon

Licensed - Bonded - Insured

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