2018 American Association Manager of the Year Joe Calfapietra begins his fourth season with the T-Bones after leading the team to a South Division regular-season championship and a second consecutive playoff berth in 2019. In his first three seasons, Calfapietra has guided Kansas City to a 177-122 record, a .592 winning percentage.
Previously, Calfapietra spent 14 seasons with the New Jersey Jackals of the Can-Am League. The league’s 2012 and 2009 Manager of the Year, he led the Jackals to a 728-595 (.550) record and six appearances in the league championship series.
| Year | Club | League | Affiliate | Level | Record | Place | Playoffs |
| 2000 | Allentown | Northern | — | Independent | 41-43 | 5th/8 | Lost Semifinals |
| 2001 | Allentown | Northern | — | Independent | 43-47 | 5th/6 | |
| 2002 | Gary SouthShore | Northern | — | Independent | 35-55 | 10th/10 | |
| 2003 | New Jersey | Northeast | — | Independent | 52-37 | 1st/8 | Lost Semifinals |
| 2004 | New Jersey | Northeast | — | Independent | 54-39 | 4th/8 | League Champions |
| 2005 | New Jersey | Can-Am | — | Independent | 48-44 | 5th/8 | |
| 2006 | New Jersey | Can-Am | — | Independent | 43-48 | 5th/8 | |
| 2007 | New Jersey | Can-Am | — | Independent | 49-44 | 4th/10 | Lost Semifinals |
| 2008 | New Jersey | Can-Am | — | Independent | 43-51 | 6th/8 | |
| 2009 | New Jersey | Can-Am | — | Independent | 55-39 | 2nd/8 | Lost Semifinals |
| 2010 | New Jersey | Can-Am | — | Independent | 42-50 | 4th/6 | Lost Semifinals |
| 2011 | New Jersey | Can-Am | — | Independent | 57-36 | 2nd/8 | Lost Finals |
| 2012 | New Jersey | Can-Am | — | Independent | 59-41 | 2nd/5 | Lost Finals |
| 2013 | New Jersey | Can-Am | — | Independent | 55-44 | 2nd/5 | Lost Finals |
| 2014 | New Jersey | Can-Am | — | Independent | 55-41 | 2nd/4 | Lost Finals |
| 2015 | New Jersey | Can-Am | — | Independent | 55-43 | 3rd/6 | Lost Finals |
| 2016 | New Jersey | Can-Am | — | Independent | 62-38 | 1st/6 | Lost Semifinals |
| 2017 | Kansas City | American Association | — | Independent | 57-43 | T-4th/12 | |
| 2018 | Kansas City | American Association | — | Independent | 62-37 | 2nd/12 | League Champions |
| 2019 | Kansas City | American Association | — | Independent | 58-42 | 4th/12 | Lost Semis |
