Addison has been nominated to the 2019-20 U.S. Snowboard Rookie Slopestyle Team.
- Years on Team: 1
1st, SS, Rev Tour Elite, Mammoth Mountain, Calif., 2019
1st, SS, Mount St. Louis Moonstone, Canada, 2019
1st, SS, Sun Peaks, Canada, 2019
1st, SS, Rev Tour Elite, Waterville Valley Resort, N.H., 2019