The event brings back Trevor Mauch, who grew up in Klamath Falls working in his family's local businesses. After graduating from Oregon Institute of Technology with degrees in Marketing and Entrepreneurship, Mauch built Carrot.com, a software company based in Roseburg that became one of the nation's leading marketing platforms for real estate investors and agents. Under his leadership, Carrot has landed on the Inc. 5000 list of America's fastest…