Oregon Tilth is the leading non-profit organic certifier in the United States, that provides certification services to companies that equally believe in organic and sustainable food production. The process for the Oregon Tilth Certified Organic (OTCO) certification is achieved through a unique and personalized assistance by the company that is educational, transparent, and timely. The goal of OTCO is not just an assurance to the end consumer, but also for the entire supply chain.