ALEXANDRIA, VA--(Marketwired - Oct 20, 2014) - Penn State student, Mike Zaengle, won the DC Regional Competition of the Global Student Entrepreneur Awards (GSEA) on Thursday for his startup, GreenTowers, LLC, a LEED accredited urban agricultural and ecological research and design firm. Zaengle's company develops novel solutions for small-shareholder farmers to grow local produce directly within urban food deserts.