2017-18: (XC) Led Columbia to the title at the Paul Short Run, clocking a 21:29 for eighth.
2016-17: (XC) Opened the season taking 16th at the Stony Brook Invitational, clocking a 20:48.8 over the 5K course during the Columbia team victory ... Claimed 83rd during the Paul Short Run as Columbia’s second highest finisher with a 21:13.3 over the 6K ... Was the top Columbia finisher during the Nuttycombe Wisconsin Invitational, finishing the 6K in 21:59.7 ... Took 33rd during Heps, clocking a 21:24.8 in the 6K ... Helped Columbia to a sixth place finish at the Northeast Regional when she went 21:54.9 for 63rd in the 6K.
2015-16: Ran a 5:02.26 in the 1 mile run at the Fastrack National Invite ... Went 4:42.46 in the 1,500m run during the Yale Springtime Invitational.
Personal: Sienski comes to Columbia with personal bests of 2:17.19 in the 800m, 4:55.04 in the 1600m and 10:33.43 in the 3200m ... Finished fifth in the 3200m run at the 2015 CIF Southern Section Division Finals.