Av cofounded consulting firm Flemming & Singh Cannabis Inc., which serves clients across Canada. He is also the Chief Science Officer for California-based Green Gorilla (a CBD company). Av is the former Chief Agronomist with the American Cannabis Co. Previously, he worked at the Organic Agriculture Centre of Canada and served as the Organic and Small-Scale Farming Specialist in Nova Scotia for more than 15 years. He has lectured at conferences and universities around the world and visited more than 2,000 farms across five continents. Av is also a faculty member at Earth University in India.