Kol Peterson built his own ADU in NE Portland back in 2011 after completing Earth Advantage’s Sustainable Homes Professional course. He blogged about the experience from design to completion, and has since been teaching and consulting other homeowners, real estate professionals, builders and designers about ADUs. Kol is a managing editor for AccessoryDwellings.org, owns Caravan – The Tiny House Hotel, and organizes the City-wide ADU Tour. Kol spent seven years working at the U.S. Environmental Protection Agency and has earned a Masters in Design and the Environment from the Harvard Graduate School of Design. Kol now owns an ADU consulting company, Accessory Dwelling Strategies LLC.