| General Manager | Joined FGM |
| :ARZ: Arizona Diamondbacks | Noah | he_hate_me (http://www.profsl.com/smf/index.php?action=profile;u=18445) | 2/2024 |
| :ATL: Atlanta Braves | Ben | Braves155 (http://www.profsl.com/smf/index.php?action=profile;u=20210) | 1/2022 |
| :BAL: Baltimore Orioles | Ben W. | Benw (http://www.profsl.com/smf/index.php?action=profile;u=24126) | 9/2023 |
| :BOS: Boston Red Sox | Javier | jmntl82 (http://www.profsl.com/smf/index.php?action=profile;u=24238) | 2/2024 |
| :CHC: Chicago Cubs | Brent | Brent (http://www.profsl.com/smf/index.php?action=profile;u=665) | 9/2020 |
| :CHW: Chicago White Sox | James M. | LockednLoaded (http://www.profsl.com/smf/index.php?action=profile;u=4031) | 11/2016 |
| :CIN: Cincinnati Reds | Brian D. | davisports (http://www.profsl.com/smf/index.php?action=profile;u=24127) | 10/2023 |
| :CLE: Cleveland Guardians | Brian | indiansnation (http://www.profsl.com/smf/index.php?action=profile;u=4291) | 11/2018 |
| :COL: Colorado Rockies | Paul S. | Paul S. (http://www.profsl.com/smf/index.php?action=profile;u=332) | 11/2017 |
| :DET: Detroit Tigers | Chris F. | christoff.furness (http://www.profsl.com/smf/index.php?action=profile;u=4472) | 3/2023 |
| :HOU: Houston Astros | John S. | jschwab (http://www.profsl.com/smf/index.php?action=profile;u=18560) | 11/2021 |
| :KC: Kansas City Royals | Cris A. | ldsjayhawk (http://www.profsl.com/smf/index.php?action=profile;u=1836) | 7/2022 |
| :LAA: Los Angeles Angels | Jason S | game162 (http://www.profsl.com/smf/index.php?action=profile;u=2500) | 12/2015 |
| :LAD: Los Angeles Dodgers | Rick | BHows (http://www.profsl.com/smf/index.php?action=profile;u=315) | 10/2012 |
| :MIA: Miami Marlins | Celso | cloud91 (http://www.profsl.com/smf/index.php?action=profile;u=430) | 5/2022 |
| :MIL: Milwaukee Brewers | Gary | Alpha5 (http://www.profsl.com/smf/index.php?action=profile;u=22396) | 11/2022 |
| :MIN: Minnesota Twins | Anthony G | Anthony (http://www.profsl.com/smf/index.php?action=profile;u=1095) | 2/2016 |
| :NYM: New York Mets | Donald M | Bigdon (http://www.profsl.com/smf/index.php?action=profile;u=24096) | 11/2023 |
| :NYY: New York Yankees | Chase | STLBlues91 (http://www.profsl.com/smf/index.php?action=profile;u=20350) | 9/2023 |
| :OAK: Oakland Athletics | Ian M. | Graffeo21 (http://www.profsl.com/smf/index.php?action=profile;u=19107) | 12/2021 |
| :PHI: Philadelphia Phillies | Rommel | Vegeta100 (http://www.profsl.com/smf/index.php?action=profile;u=1162) | 10/2023 |
| :PIT: Pittsburgh Pirates | Colby | Colby (http://www.profsl.com/smf/index.php?action=profile;u=1) | 7/2009 |
| :SD: San Diego Padres | Daniel | dbreer23 (http://www.profsl.com/smf/index.php?action=profile;u=23254) | 9/2023 |
| :SEA: Seattle Mariners | Troy | RedSox (http://www.profsl.com/smf/index.php?action=profile;u=20450) | 3/2023 |
| :SF: San Francisco Giants | Dean Nault | NippyJones (http://www.profsl.com/smf/index.php?action=profile;u=24154) | 2/2024 |
| :STL: St. Louis Cardinals | Ryan J | RyanJames5 (http://www.profsl.com/smf/index.php?action=profile;u=3685) | 9/2015 |
| :TB: Tampa Bay Rays | Shannon | Shannonlwalker2 (http://www.profsl.com/smf/index.php?action=profile;u=7880) | 3/2023 |
| :TEX: Texas Rangers | Roy | rcankosy (http://www.profsl.com/smf/index.php?action=profile;u=336) | 10/2009 |
| :TOR: Toronto Blue Jays | Frank | frankbullsfan (http://www.profsl.com/smf/index.php?action=profile;u=666) | 10/2022 |
| :WAS: Washington Nationals | Dave | DaveW (http://www.profsl.com/smf/index.php?action=profile;u=20348) | 10/2022 |