Why This Entrepreneur Jumped Into Making Olive Oil, Despite Knowing It Would Take Years to Get off the Ground Posted by March 26, 2018 Leave a comment on Why This Entrepreneur Jumped Into Making Olive Oil, Despite Knowing It Would Take Years to Get off the Ground Rob McGavin is the co-founder of Cobram Estate, which is loved in its native Australia and now on the shelves of thousands of U.S. stores.