Home Sandler Training In Chicago & Northbrook, IL - Session And Event Calendar December 2020 SUN MON TUE WED THU FRI SAT 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 View events / Event registration View All Print this schedule. Print Events for December 1st, 2020 Click date in calendar for full details • Sandler Mastery December 1st, 2020 3:30 pm - 5:00 pm Events for December 7th, 2020 Click date in calendar for full details • Sandler Mastery December 7th, 2020 3:30 pm - 5:00 pm Events for December 8th, 2020 Click date in calendar for full details • Sandler Mastery December 8th, 2020 3:30 pm - 5:00 pm Events for December 14th, 2020 Click date in calendar for full details • Sandler Mastery December 14th, 2020 3:30 pm - 5:00 pm