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Tammy Castonia, GISP, is a seasoned Geographic Information System Specialist currently employed at Mi-Tech Services, Inc. since June 2021. Prior experience includes serving as a Design Review Specialist at Best Version Media from December 2019 to June 2021, where responsibilities encompassed reviewing magazine proofs and processing image file requests. From May 2009 to September 2019, Tammy held the position of GIS/LIS Manager for the Village of Little Chute, leading GIS activities across various departments and managing data layers and databases. Earlier in their career, from May 1995 to December 2008, Tammy worked as a GIS Specialist for Brown County, focusing on developing GIS for land conservation and implementing SQL databases for departmental tracking. Tammy holds a BA in Public Administration & Policy Analysis and Political Science from the University of Wisconsin-Stevens Point and an MS in Environmental Policy & Administration from the University of Wisconsin-Green Bay.