| William Koski | |
|
| USC Upstate | ||
| Head Coach |
| Details | |
| Age: | 56 |
| High School: | Greene County High School |
| Hometown: | Leakesville, MS |
| Alma Mater: | East Tennessee State |
| Career Record: | 46-49 (.484) |
| Current Salary: | |
| Recruiting: | 13 |
| Scouting: | 100 |
| Offense: | 84 |
| Defense: | 23 |
| History | ||||||||
| Season | Team | Position | W | L | CW | CL | Postseason | |
| 2011 | Tennessee-Martin | Assistant | 20 | 11 | 10 | 8 | Loss in OCIT Round 1 | |
| 2012 | Tulane | Assistant | 17 | 14 | 9 | 7 | No Postseason | |
| 2013 | Tulane | Assistant | 14 | 17 | 6 | 10 | No Postseason | |
| 2014 | Tulane | Assistant | 17 | 14 | 10 | 6 | No Postseason | |
| 2015 | New Mexico | Assistant | 10 | 21 | 5 | 11 | No Postseason | |
| 2016 | New Mexico | Assistant | 11 | 18 | 6 | 10 | No Postseason | |
| 2017 | New Mexico | Assistant | 14 | 17 | 3 | 13 | No Postseason | |
| 2018 | New Mexico | Assistant | 22 | 11 | 9 | 7 | Loss in OCBL Sweet Sixteen | |
| 2019 | New Mexico | Assistant | 15 | 16 | 5 | 11 | No Postseason | |
| 2020 | New Mexico | Assistant | 23 | 12 | 7 | 9 | Loss in OCBL Sweet Sixteen | |
| 2021 | St. John's | Assistant | 24 | 14 | 11 | 7 | OCIT Champion | |
| 2022 | Michigan | Assistant | 16 | 15 | 7 | 11 | No Postseason | |
| 2023 | Michigan | Assistant | 12 | 19 | 4 | 14 | No Postseason | |
| 2024 | Seton Hall | Assistant | 28 | 8 | 13 | 5 | Loss in OCBL Elite Eight | |
| 2025 | Seton Hall | Assistant | 24 | 9 | 16 | 2 | Loss in OCBL Round of 32 | |
| 2026 | Seton Hall | Assistant | 17 | 13 | 9 | 9 | No Postseason | |
| 2027 | South Carolina | Assistant | 36 | 3 | 13 | 3 | OCBL Champion | |
| 2028 | South Carolina | Assistant | 34 | 4 | 13 | 3 | Loss in OCBL Final Four | |
| 2029 | South Carolina | Assistant | 30 | 6 | 13 | 3 | Loss in OCBL Sweet Sixteen | |
| 2030 | USC Upstate | Head Coach | 14 | 17 | 10 | 10 | No Postseason | |
| 2031 | USC Upstate | Head Coach | 17 | 15 | 11 | 9 | Loss in OCBL Round 1 | |
| Awards & Achievements | |
| Season | Award |
| Job Movement | |
| Season | Move |
| 2011 | Hired by Tennessee-Martin (Lead Scout) |
| 2012 | Moved with head coach from Tennessee-Martin to Tulane |
| 2015 | Moved with head coach from Tulane to New Mexico |
| 2021 | Quit job with New Mexico to pursue a higher position |
| 2021 | Hired by St. John's (Lead Scout) |
| 2022 | Fired by St. John's |
| 2022 | Hired by Michigan (Lead Scout) |
| 2024 | Staff fired by Michigan |
| 2024 | Hired by Seton Hall (Lead Scout) |
| 2027 | Fired by Seton Hall |
| 2027 | Hired by South Carolina (Lead Scout) |
| 2030 | Quit job with South Carolina to pursue a higher position |
| 2030 | Hired by USC Upstate (Head Coach) |