Mark Yinger Associates ...

  Watershed  analysis to wellhead protection, Phase I Environmental Site Assessments to Risk-based Corrective Actions, and Wetland Delineations to Cleanups of Groundwater and Soil Contamination -- our projects range from the common to the complex

   The environmental professionals at Mark Yinger Associates aim to find the proper balance between resource use and resource protection.  We have been solving environmental and water resource problems for our clients in Oregon and Washington since 1994.   We take pride in providing our clients with the highest quality problem resolution.


Environmental & Water Resource Consulting Oregon & WashingtonEarth / Water... Our objective is to balance resource use and resource protection.

Mark Yinger Associates, Environmental and Groundwater Consultants, was founded in 1994.  Over the years Mark Yinger  and his associates have worked on varied groundwater and environmental projects, large and small. 

Our clients are county and city governments, banks, developers, environmental groups and large and small businesses.  The work we do is equally divided between water resource, environmental cleanups and environmental monitoring. Our environmental work includes wetland delineations, Phase I Environmental Site Assessments and Expert witness/Expert review projects. 

Mark Yinger is the principal in charge.  Some of the associates at Mark Yinger Associates are employees.   Some associates are experts in their field, who form project teams with Mark Yinger Associates.  

Mark Yinger's expertise as a geologist/hydrogeologist has been recognized by long term clients and associates.  Governor Kulongoski and Govenor Kitzhaber each have appointed Mark Yinger to serve a 3 year term of service on the Oregon State Board of Geologist Examiners (OSBGE).  Mark was elected OSBGE Board Chair for 2012 and 2013.   His term of service ended in December 2013.