Matthew Helppi, age 29, formerly of Plymouth. After struggling with depression our beloved Matthew took his life on September 11, 2017. Matthew graduated with honors from Wayzata High School, University of Minnesota and received his doctorate in organic chemistry from Purdue. He worked at Pharmagra Labs in Pisgah Forest, NC. He will be missed by his fiancee' Han Nguyen; parents, Mark and Connie; grandmother, Lempi Roiko; brothers, Ben (Clare), Philip (Jeannette), Jason, David, Luke, John and Zach; sisters, Amelia, Sarah and Madelyn; nieces and nephews, Lillian, Antti, Eerikki and Aada; aunts, uncles, cousins and friends. Online condolences may be left at www.moodyconnollyfuneralhome.com